Merge branch 'NodeSelf' of https://github.com/HCLacids/echarts into HCLacids-NodeSelf
diff --git a/src/animation/universalTransition.ts b/src/animation/universalTransition.ts
index 53bf2da..140afca 100644
--- a/src/animation/universalTransition.ts
+++ b/src/animation/universalTransition.ts
@@ -142,6 +142,21 @@
 }
 
 
+function isAllIdSame(oldDiffItems: DiffItem[], newDiffItems: DiffItem[]) {
+    const len = oldDiffItems.length;
+    if (len !== newDiffItems.length) {
+        return false;
+    }
+    for (let i = 0; i < len; i++) {
+        const oldItem = oldDiffItems[i];
+        const newItem = newDiffItems[i];
+        if (oldItem.data.getId(oldItem.dataIndex) !== newItem.data.getId(newItem.dataIndex)) {
+            return false;
+        }
+    }
+    return true;
+}
+
 function transitionBetween(
     oldList: TransitionSeries[],
     newList: TransitionSeries[],
@@ -220,7 +235,7 @@
     // Use id if it's very likely to be an one to one animation
     // It's more robust than groupId
     // TODO Check if key dimension is specified.
-    const useId = oldDiffItems.length === newDiffItems.length;
+    const useId = isAllIdSame(oldDiffItems, newDiffItems);
     const isElementStillInChart: Dictionary<boolean> = {};
 
     if (!useId) {
diff --git a/src/chart/bar/BarSeries.ts b/src/chart/bar/BarSeries.ts
index 87713ee..e0dbd45 100644
--- a/src/chart/bar/BarSeries.ts
+++ b/src/chart/bar/BarSeries.ts
@@ -35,10 +35,15 @@
 import List from '../../data/List';
 import { BrushCommonSelectorsForSeries } from '../../component/brush/selector';
 
+export type PolarBarLabelPosition = SeriesLabelOption['position']
+    | 'start' | 'insideStart' | 'middle' | 'end' | 'insideEnd';
+
+export type BarSeriesLabelOption = Omit<SeriesLabelOption, 'position'>
+    & {position?: PolarBarLabelPosition | 'outside'};
 
 export interface BarStateOption {
     itemStyle?: BarItemStyleOption
-    label?: SeriesLabelOption
+    label?: BarSeriesLabelOption
 }
 
 export interface BarItemStyleOption extends ItemStyleOption {
diff --git a/src/chart/bar/BarView.ts b/src/chart/bar/BarView.ts
index 440cba5..b948582 100644
--- a/src/chart/bar/BarView.ts
+++ b/src/chart/bar/BarView.ts
@@ -20,6 +20,7 @@
 import Path, {PathProps} from 'zrender/src/graphic/Path';
 import Group from 'zrender/src/graphic/Group';
 import {extend, defaults, each, map} from 'zrender/src/core/util';
+import {BuiltinTextPosition} from 'zrender/src/core/types';
 import {
     Rect,
     Sector,
@@ -46,7 +47,7 @@
     OrdinalNumber,
     ParsedValue
 } from '../../util/types';
-import BarSeriesModel, {BarSeriesOption, BarDataItemOption} from './BarSeries';
+import BarSeriesModel, {BarSeriesOption, BarDataItemOption, PolarBarLabelPosition} from './BarSeries';
 import type Axis2D from '../../coord/cartesian/Axis2D';
 import type Cartesian2D from '../../coord/cartesian/Cartesian2D';
 import type Polar from '../../coord/polar/Polar';
@@ -60,6 +61,7 @@
 import {LayoutRect} from '../../util/layout';
 import {EventCallback} from 'zrender/src/core/Eventful';
 import { warn } from '../../util/log';
+import {createSectorCalculateTextPosition, SectorTextPosition, setSectorTextRotation} from '../../label/sectorLabel';
 import { saveOldStyle } from '../../animation/basicTrasition';
 
 const _eventPos = [0, 0];
@@ -759,6 +761,9 @@
 
         sector.name = 'item';
 
+        const positionMap = createPolarPositionMapping(isRadial);
+        sector.calculateTextPosition = createSectorCalculateTextPosition<PolarBarLabelPosition>(positionMap);
+
         // Animation
         if (animationModel) {
             const sectorShape = sector.shape;
@@ -911,13 +916,31 @@
         && layout.startAngle === layout.endAngle;
 }
 
+function createPolarPositionMapping(isRadial: boolean)
+    : (position: PolarBarLabelPosition) => SectorTextPosition {
+    return ((isRadial: boolean) => {
+        const arcOrAngle = isRadial ? 'Arc' : 'Angle';
+        return (position: PolarBarLabelPosition) => {
+            switch (position) {
+                case 'start':
+                case 'insideStart':
+                case 'end':
+                case 'insideEnd':
+                    return position + arcOrAngle as SectorTextPosition;
+                default:
+                    return position;
+            }
+        };
+    })(isRadial);
+}
+
 function updateStyle(
     el: BarPossiblePath,
     data: List, dataIndex: number,
     itemModel: Model<BarDataItemOption>,
     layout: RectLayout | SectorLayout,
     seriesModel: BarSeriesModel,
-    isHorizontal: boolean,
+    isHorizontalOrRadial: boolean,
     isPolar: boolean
 ) {
     const style = data.getItemVisual(dataIndex, 'style');
@@ -931,34 +954,51 @@
     const cursorStyle = itemModel.getShallow('cursor');
     cursorStyle && (el as Path).attr('cursor', cursorStyle);
 
-    if (!isPolar) {
-        const labelPositionOutside = isHorizontal
-            ? ((layout as RectLayout).height > 0 ? 'bottom' as const : 'top' as const)
-            : ((layout as RectLayout).width > 0 ? 'left' as const : 'right' as const);
-        const labelStatesModels = getLabelStatesModels(itemModel);
+    const labelPositionOutside = isPolar
+        ? (isHorizontalOrRadial
+            ? ((layout as SectorLayout).r >= (layout as SectorLayout).r0 ? 'endArc' as const : 'startArc' as const)
+            : ((layout as SectorLayout).endAngle >= (layout as SectorLayout).startAngle
+                ? 'endAngle' as const
+                : 'startAngle' as const
+            )
+        )
+        : (isHorizontalOrRadial
+            ? ((layout as RectLayout).height >= 0 ? 'bottom' as const : 'top' as const)
+            : ((layout as RectLayout).width >= 0 ? 'right' as const : 'left' as const));
 
-        setLabelStyle(
-            el, labelStatesModels,
-            {
-                labelFetcher: seriesModel,
-                labelDataIndex: dataIndex,
-                defaultText: getDefaultLabel(seriesModel.getData(), dataIndex),
-                inheritColor: style.fill as ColorString,
-                defaultOpacity: style.opacity,
-                defaultOutsidePosition: labelPositionOutside
-            }
-        );
+    const labelStatesModels = getLabelStatesModels(itemModel);
 
-        const label = el.getTextContent();
+    setLabelStyle(
+        el, labelStatesModels,
+        {
+            labelFetcher: seriesModel,
+            labelDataIndex: dataIndex,
+            defaultText: getDefaultLabel(seriesModel.getData(), dataIndex),
+            inheritColor: style.fill as ColorString,
+            defaultOpacity: style.opacity,
+            defaultOutsidePosition: labelPositionOutside as BuiltinTextPosition
+        }
+    );
 
-        setLabelValueAnimation(
-            label,
-            labelStatesModels,
-            seriesModel.getRawValue(dataIndex) as ParsedValue,
-            (value: number) => getDefaultInterpolatedLabel(data, value)
+    const label = el.getTextContent();
+    if (isPolar && label) {
+        const position = itemModel.get(['label', 'position']);
+        el.textConfig.inside = position === 'middle' ? true : null;
+        setSectorTextRotation(
+            el as Sector,
+            position === 'outside' ? labelPositionOutside : position,
+            createPolarPositionMapping(isHorizontalOrRadial),
+            itemModel.get(['label', 'rotate'])
         );
     }
 
+    setLabelValueAnimation(
+        label,
+        labelStatesModels,
+        seriesModel.getRawValue(dataIndex) as ParsedValue,
+        (value: number) => getDefaultInterpolatedLabel(data, value)
+    );
+
     const emphasisModel = itemModel.getModel(['emphasis']);
     enableHoverEmphasis(el, emphasisModel.get('focus'), emphasisModel.get('blurScope'));
     setStatesStylesFromModel(el, itemModel);
diff --git a/src/chart/bar/BaseBarSeries.ts b/src/chart/bar/BaseBarSeries.ts
index c39252a..36ea14a 100644
--- a/src/chart/bar/BaseBarSeries.ts
+++ b/src/chart/bar/BaseBarSeries.ts
@@ -84,7 +84,7 @@
 
     getMarkerPosition(value: ScaleDataValue[]) {
         const coordSys = this.coordinateSystem;
-        if (coordSys) {
+        if (coordSys && coordSys.clampData) {
             // PENDING if clamp ?
             const pt = coordSys.dataToPoint(coordSys.clampData(value));
             const data = this.getData();
diff --git a/src/chart/bar/PictorialBarView.ts b/src/chart/bar/PictorialBarView.ts
index 1b26a5a..565b44e 100644
--- a/src/chart/bar/PictorialBarView.ts
+++ b/src/chart/bar/PictorialBarView.ts
@@ -22,7 +22,7 @@
 import {
     enableHoverEmphasis
 } from '../../util/states';
-import {createSymbol} from '../../util/symbol';
+import {createSymbol, normalizeSymbolOffset} from '../../util/symbol';
 import {parsePercent, isNumeric} from '../../util/number';
 import ChartView from '../../view/Chart';
 import PictorialBarSeriesModel, {PictorialBarDataItemOption} from './PictorialBarSeries';
@@ -41,7 +41,6 @@
 import ZRImage from 'zrender/src/graphic/Image';
 import { getECData } from '../../util/innerStore';
 
-
 const BAR_BORDER_WIDTH_QUERY = ['itemStyle', 'borderWidth'] as const;
 
 // index: +isHorizontal
@@ -280,13 +279,7 @@
     prepareLineWidth(itemModel, symbolMeta.symbolScale, rotation, opt, symbolMeta);
 
     const symbolSize = symbolMeta.symbolSize;
-    let symbolOffset = itemModel.get('symbolOffset');
-    if (zrUtil.isArray(symbolOffset)) {
-        symbolOffset = [
-            parsePercent(symbolOffset[0], symbolSize[0]),
-            parsePercent(symbolOffset[1], symbolSize[1])
-        ];
-    }
+    const symbolOffset = normalizeSymbolOffset(itemModel.get('symbolOffset'), symbolSize);
 
     prepareLayoutInfo(
         itemModel, symbolSize, layout, symbolRepeat, symbolClip, symbolOffset as number[],
@@ -946,4 +939,4 @@
         : Math.ceil(times);
 }
 
-export default PictorialBarView;
\ No newline at end of file
+export default PictorialBarView;
diff --git a/src/chart/effectScatter/EffectScatterSeries.ts b/src/chart/effectScatter/EffectScatterSeries.ts
index 5d16446..1c8fc1b 100644
--- a/src/chart/effectScatter/EffectScatterSeries.ts
+++ b/src/chart/effectScatter/EffectScatterSeries.ts
@@ -116,7 +116,9 @@
             // Scale of ripple
             scale: 2.5,
             // Brush type can be fill or stroke
-            brushType: 'fill'
+            brushType: 'fill',
+            // Ripple number
+            number: 3
         },
 
         universalTransition: {
@@ -142,4 +144,4 @@
     };
 }
 
-export default EffectScatterSeriesModel;
\ No newline at end of file
+export default EffectScatterSeriesModel;
diff --git a/src/chart/funnel/FunnelSeries.ts b/src/chart/funnel/FunnelSeries.ts
index 96a7739..5d7c4ca 100644
--- a/src/chart/funnel/FunnelSeries.ts
+++ b/src/chart/funnel/FunnelSeries.ts
@@ -90,8 +90,6 @@
     static type = 'series.funnel' as const;
     type = FunnelSeriesModel.type;
 
-    useColorPaletteOnData = true;
-
     init(option: FunnelSeriesOption) {
         super.init.apply(this, arguments as any);
 
@@ -141,6 +139,7 @@
         zlevel: 0,                  // 一级层叠
         z: 2,                       // 二级层叠
         legendHoverLink: true,
+        colorBy: 'data',
         left: 80,
         top: 60,
         right: 80,
diff --git a/src/chart/gauge/GaugeSeries.ts b/src/chart/gauge/GaugeSeries.ts
index b80652f..e51c816 100644
--- a/src/chart/gauge/GaugeSeries.ts
+++ b/src/chart/gauge/GaugeSeries.ts
@@ -43,6 +43,10 @@
 interface PointerOption {
     icon?: string
     show?: boolean
+    /**
+     * If pointer shows above title and detail
+     */
+    showAbove?: boolean,
     keepAspect?: boolean
     itemStyle?: ItemStyleOption
     /**
@@ -178,7 +182,6 @@
     type = GaugeSeriesModel.type;
 
     visualStyleAccessPath = 'itemStyle';
-    useColorPaletteOnData = true;
 
     getInitialData(option: GaugeSeriesOption, ecModel: GlobalModel): List {
         return createListSimply(this, ['value']);
@@ -187,6 +190,7 @@
     static defaultOption: GaugeSeriesOption = {
         zlevel: 0,
         z: 2,
+        colorBy: 'data',
         // 默认全局居中
         center: ['50%', '50%'],
         legendHoverLink: true,
@@ -260,6 +264,7 @@
             icon: null,
             offsetCenter: [0, 0],
             show: true,
+            showAbove: true,
             length: '60%',
             width: 6,
             keepAspect: false
diff --git a/src/chart/gauge/GaugeView.ts b/src/chart/gauge/GaugeView.ts
index a4e9005..1b21c44 100644
--- a/src/chart/gauge/GaugeView.ts
+++ b/src/chart/gauge/GaugeView.ts
@@ -32,6 +32,7 @@
 import {createSymbol} from '../../util/symbol';
 import ZRImage from 'zrender/src/graphic/Image';
 import {extend} from 'zrender/src/core/util';
+import {setCommonECData} from '../../util/innerStore';
 
 type ECSymbol = ReturnType<typeof createSymbol>;
 
@@ -439,6 +440,9 @@
                             }
                         }, seriesModel);
                         group.add(progress);
+                        // Add data index and series index for indexing the data by element
+                        // Useful in tooltip
+                        setCommonECData(seriesModel.seriesIndex, data.dataType, idx, progress);
                         progressList[idx] = progress;
                     }
                 })
@@ -471,6 +475,9 @@
                             }
                         }, seriesModel);
                         group.add(progress);
+                        // Add data index and series index for indexing the data by element
+                        // Useful in tooltip
+                        setCommonECData(seriesModel.seriesIndex, data.dataType, newIdx, progress);
                         progressList[newIdx] = progress;
                     }
                 })
@@ -568,6 +575,8 @@
         const newDetailEls: graphic.Text[] = [];
         const hasAnimation = seriesModel.isAnimationEnabled();
 
+        const showPointerAbove = seriesModel.get(['pointer', 'showAbove']);
+
         data.diff(this._data)
             .add((idx) => {
                 newTitleEls[idx] = new graphic.Text({
@@ -598,6 +607,7 @@
                 const titleY = posInfo.cy + parsePercent(titleOffsetCenter[1], posInfo.r);
                 const labelEl = newTitleEls[idx];
                 labelEl.attr({
+                    z2: showPointerAbove ? 0 : 2,
                     style: createTextStyle(itemTitleModel, {
                         x: titleX,
                         y: titleY,
@@ -623,6 +633,7 @@
                 const labelEl = newDetailEls[idx];
                 const formatter = itemDetailModel.get('formatter');
                 labelEl.attr({
+                    z2: showPointerAbove ? 0 : 2,
                     style: createTextStyle(itemDetailModel, {
                         x: detailX,
                         y: detailY,
diff --git a/src/chart/helper/EffectSymbol.ts b/src/chart/helper/EffectSymbol.ts
index 5b2dc58..43bb25f 100644
--- a/src/chart/helper/EffectSymbol.ts
+++ b/src/chart/helper/EffectSymbol.ts
@@ -17,19 +17,15 @@
 * under the License.
 */
 
-import * as zrUtil from 'zrender/src/core/util';
-import {createSymbol} from '../../util/symbol';
+import {createSymbol, normalizeSymbolOffset, normalizeSymbolSize} from '../../util/symbol';
 import {Group, Path} from '../../util/graphic';
 import { enterEmphasis, leaveEmphasis, enableHoverEmphasis } from '../../util/states';
-import {parsePercent} from '../../util/number';
 import SymbolClz from './Symbol';
 import List from '../../data/List';
 import type { ZRColor, ECElement } from '../../util/types';
 import type Displayable from 'zrender/src/graphic/Displayable';
 import { SymbolDrawItemModelOption } from './SymbolDraw';
 
-const EFFECT_RIPPLE_NUMBER = 3;
-
 interface RippleEffectCfg {
     showEffectOn?: 'emphasis' | 'render'
     rippleScale?: number
@@ -40,14 +36,8 @@
     zlevel?: number
     symbolType?: string
     color?: ZRColor
-    rippleEffectColor?: ZRColor
-}
-
-function normalizeSymbolSize(symbolSize: number | number[]): number[] {
-    if (!zrUtil.isArray(symbolSize)) {
-        symbolSize = [+symbolSize, +symbolSize];
-    }
-    return symbolSize;
+    rippleEffectColor?: ZRColor,
+    rippleNumber?: number
 }
 
 function updateRipplePath(rippleGroup: Group, effectCfg: RippleEffectCfg) {
@@ -87,9 +77,10 @@
     startEffectAnimation(effectCfg: RippleEffectCfg) {
         const symbolType = effectCfg.symbolType;
         const color = effectCfg.color;
+        const rippleNumber = effectCfg.rippleNumber;
         const rippleGroup = this.childAt(1) as Group;
 
-        for (let i = 0; i < EFFECT_RIPPLE_NUMBER; i++) {
+        for (let i = 0; i < rippleNumber; i++) {
             // If width/height are set too small (e.g., set to 1) on ios10
             // and macOS Sierra, a circle stroke become a rect, no matter what
             // the scale is set. So we set width/height as 2. See #4136.
@@ -106,8 +97,7 @@
                 scaleY: 0.5
             });
 
-            const delay = -i / EFFECT_RIPPLE_NUMBER * effectCfg.period + effectCfg.effectOffset;
-            // TODO Configurable effectCfg.period
+            const delay = -i / rippleNumber * effectCfg.period + effectCfg.effectOffset;
             ripplePath.animate('', true)
                 .when(effectCfg.period, {
                     scaleX: effectCfg.rippleScale / 2,
@@ -136,7 +126,7 @@
         const rippleGroup = this.childAt(1) as Group;
 
         // Must reinitialize effect if following configuration changed
-        const DIFFICULT_PROPS = ['symbolType', 'period', 'rippleScale'] as const;
+        const DIFFICULT_PROPS = ['symbolType', 'period', 'rippleScale', 'rippleNumber'] as const;
         for (let i = 0; i < DIFFICULT_PROPS.length; i++) {
             const propName = DIFFICULT_PROPS[i];
             if (oldEffectCfg[propName] !== effectCfg[propName]) {
@@ -190,13 +180,10 @@
             ripplePath.setStyle('fill', color);
         });
 
-        let symbolOffset = data.getItemVisual(idx, 'symbolOffset');
+        const symbolOffset = normalizeSymbolOffset(data.getItemVisual(idx, 'symbolOffset'), symbolSize);
         if (symbolOffset) {
-            if (!zrUtil.isArray(symbolOffset)) {
-                symbolOffset = [symbolOffset, symbolOffset];
-            }
-            rippleGroup.x = parsePercent(symbolOffset[0], symbolSize[0]);
-            rippleGroup.y = parsePercent(zrUtil.retrieve2(symbolOffset[1], symbolOffset[0]) || 0, symbolSize[1]);
+            rippleGroup.x = symbolOffset[0];
+            rippleGroup.y = symbolOffset[1];
         }
 
         const symbolRotate = data.getItemVisual(idx, 'symbolRotate');
@@ -214,6 +201,7 @@
         effectCfg.symbolType = symbolType;
         effectCfg.color = color;
         effectCfg.rippleEffectColor = itemModel.get(['rippleEffect', 'color']);
+        effectCfg.rippleNumber = itemModel.get(['rippleEffect', 'number']);
 
         this.off('mouseover').off('mouseout').off('emphasis').off('normal');
 
diff --git a/src/chart/helper/Line.ts b/src/chart/helper/Line.ts
index dce55c5..c58bccd 100644
--- a/src/chart/helper/Line.ts
+++ b/src/chart/helper/Line.ts
@@ -17,19 +17,18 @@
 * under the License.
 */
 
-import { isArray, each, retrieve2 } from 'zrender/src/core/util';
+import { isArray, each } from 'zrender/src/core/util';
 import * as vector from 'zrender/src/core/vector';
 import * as symbolUtil from '../../util/symbol';
 import ECLinePath from './LinePath';
 import * as graphic from '../../util/graphic';
 import { enableHoverEmphasis, enterEmphasis, leaveEmphasis, SPECIAL_STATES } from '../../util/states';
 import {getLabelStatesModels, setLabelStyle} from '../../label/labelStyle';
-import {round, parsePercent} from '../../util/number';
+import {round} from '../../util/number';
 import List from '../../data/List';
 import { ZRTextAlign, ZRTextVerticalAlign, LineLabelOption, ColorString } from '../../util/types';
 import SeriesModel from '../../model/Series';
 import type { LineDrawSeriesScope, LineDrawModelOption } from './LineDraw';
-
 import { TextStyleProps } from 'zrender/src/graphic/Text';
 import { LineDataVisual } from '../../visual/commonVisualTypes';
 import Model from '../../model/Model';
@@ -70,18 +69,13 @@
 
     const symbolSize = lineData.getItemVisual(idx, name + 'Size' as 'fromSymbolSize' | 'toSymbolSize');
     const symbolRotate = lineData.getItemVisual(idx, name + 'Rotate' as 'fromSymbolRotate' | 'toSymbolRotate');
-    const symbolOffset = lineData.getItemVisual(idx, name + 'Offset' as 'fromSymbolOffset' | 'toSymbolOffset') || 0;
+    const symbolOffset = lineData.getItemVisual(idx, name + 'Offset' as 'fromSymbolOffset' | 'toSymbolOffset');
     const symbolKeepAspect = lineData.getItemVisual(idx,
         name + 'KeepAspect' as 'fromSymbolKeepAspect' | 'toSymbolKeepAspect');
 
-    const symbolSizeArr = isArray(symbolSize)
-        ? symbolSize : [symbolSize, symbolSize];
+    const symbolSizeArr = symbolUtil.normalizeSymbolSize(symbolSize);
 
-    const symbolOffsetArr = isArray(symbolOffset)
-        ? symbolOffset : [symbolOffset, symbolOffset];
-
-    symbolOffsetArr[0] = parsePercent(symbolOffsetArr[0], symbolSizeArr[0]);
-    symbolOffsetArr[1] = parsePercent(retrieve2(symbolOffsetArr[1], symbolOffsetArr[0]), symbolSizeArr[1]);
+    const symbolOffsetArr = symbolUtil.normalizeSymbolOffset(symbolOffset || 0, symbolSizeArr);
 
     const symbolPath = symbolUtil.createSymbol(
         symbolType,
diff --git a/src/chart/helper/Symbol.ts b/src/chart/helper/Symbol.ts
index d4556b9..222776f 100644
--- a/src/chart/helper/Symbol.ts
+++ b/src/chart/helper/Symbol.ts
@@ -17,18 +17,17 @@
 * under the License.
 */
 
-import {createSymbol} from '../../util/symbol';
+import {createSymbol, normalizeSymbolOffset, normalizeSymbolSize} from '../../util/symbol';
 import * as graphic from '../../util/graphic';
 import {getECData} from '../../util/innerStore';
 import { enterEmphasis, leaveEmphasis, enableHoverEmphasis } from '../../util/states';
-import {parsePercent} from '../../util/number';
 import {getDefaultLabel} from './labelHelper';
 import List from '../../data/List';
 import { ColorString, BlurScope, AnimationOption, ZRColor } from '../../util/types';
 import SeriesModel from '../../model/Series';
 import { PathProps } from 'zrender/src/graphic/Path';
 import { SymbolDrawSeriesScope, SymbolDrawItemModelOption } from './SymbolDraw';
-import { extend, isArray, retrieve2 } from 'zrender/src/core/util';
+import { extend } from 'zrender/src/core/util';
 import { setLabelStyle, getLabelStatesModels } from '../../label/labelStyle';
 import ZRImage from 'zrender/src/graphic/Image';
 import { saveOldStyle } from '../../animation/basicTrasition';
@@ -261,13 +260,10 @@
         const symbolRotate = data.getItemVisual(idx, 'symbolRotate');
         symbolPath.attr('rotation', (symbolRotate || 0) * Math.PI / 180 || 0);
 
-        let symbolOffset = data.getItemVisual(idx, 'symbolOffset') || 0;
+        const symbolOffset = normalizeSymbolOffset(data.getItemVisual(idx, 'symbolOffset'), symbolSize);
         if (symbolOffset) {
-            if (!isArray(symbolOffset)) {
-                symbolOffset = [symbolOffset, symbolOffset];
-            }
-            symbolPath.x = parsePercent(symbolOffset[0], symbolSize[0]);
-            symbolPath.y = parsePercent(retrieve2(symbolOffset[1], symbolOffset[0]) || 0, symbolSize[1]);
+            symbolPath.x = symbolOffset[0];
+            symbolPath.y = symbolOffset[1];
         }
 
         cursorStyle && symbolPath.attr('cursor', cursorStyle);
@@ -400,10 +396,7 @@
     }
 
     static getSymbolSize(data: List, idx: number) {
-        const symbolSize = data.getItemVisual(idx, 'symbolSize');
-        return isArray(symbolSize)
-            ? symbolSize.slice()
-            : [+symbolSize, +symbolSize];
+        return normalizeSymbolSize(data.getItemVisual(idx, 'symbolSize'));
     }
 }
 
@@ -412,5 +405,4 @@
     this.parent.drift(dx, dy);
 }
 
-
 export default Symbol;
diff --git a/src/chart/helper/SymbolDraw.ts b/src/chart/helper/SymbolDraw.ts
index 9f53db8..e2d909a 100644
--- a/src/chart/helper/SymbolDraw.ts
+++ b/src/chart/helper/SymbolDraw.ts
@@ -83,7 +83,12 @@
 
     brushType?: 'fill' | 'stroke'
 
-    color?: ZRColor
+    color?: ZRColor,
+
+    /**
+     * ripple number
+     */
+    number?: number
 }
 
 interface SymbolDrawStateOption {
diff --git a/src/chart/helper/whiskerBoxCommon.ts b/src/chart/helper/whiskerBoxCommon.ts
index 679360d..81fa9d6 100644
--- a/src/chart/helper/whiskerBoxCommon.ts
+++ b/src/chart/helper/whiskerBoxCommon.ts
@@ -94,18 +94,21 @@
         const otherAxisType = axisModels[1 - baseAxisDimIndex].get('type');
         const data = option.data as WhiskerBoxCommonData;
 
-        // ??? FIXME make a stage to perform data transfrom.
-        // MUST create a new data, consider setOption({}) again.
+        // Clone a new data for next setOption({}) usage.
+        // Avoid modifying current data will affect further update.
         if (data && addOrdinal) {
             const newOptionData: WhiskerBoxCommonData = [];
             zrUtil.each(data, function (item, index) {
                 let newItem;
                 if (zrUtil.isArray(item)) {
                     newItem = item.slice();
+                    // Modify current using data.
                     item.unshift(index);
                 }
                 else if (zrUtil.isArray(item.value)) {
-                    newItem = item.value.slice();
+                    newItem = zrUtil.extend({}, item);
+                    newItem.value = newItem.value.slice();
+                    // Modify current using data.
                     item.value.unshift(index);
                 }
                 else {
diff --git a/src/chart/line/LineView.ts b/src/chart/line/LineView.ts
index b40f589..893ea43 100644
--- a/src/chart/line/LineView.ts
+++ b/src/chart/line/LineView.ts
@@ -29,7 +29,7 @@
 import ChartView from '../../view/Chart';
 import {prepareDataCoordInfo, getStackedOnPoint} from './helper';
 import {createGridClipPath, createPolarClipPath} from '../helper/createClipPathFromCoordSys';
-import LineSeriesModel, { LineEndLabelOption, LineSeriesOption } from './LineSeries';
+import LineSeriesModel, { LineSeriesOption } from './LineSeries';
 import type GlobalModel from '../../model/Global';
 import type ExtensionAPI from '../../core/ExtensionAPI';
 // TODO
@@ -59,11 +59,16 @@
 
 type PolarArea = ReturnType<Polar['getArea']>;
 type Cartesian2DArea = ReturnType<Cartesian2D['getArea']>;
-
 interface SymbolExtended extends SymbolClz {
     __temp: boolean
 }
 
+interface ColorStop {
+    offset: number
+    coord?: number
+    color: ColorString
+}
+
 function isPointsSame(points1: ArrayLike<number>, points2: ArrayLike<number>) {
     if (points1.length !== points2.length) {
         return;
@@ -233,17 +238,17 @@
     // LinearGradient to render `outerColors`.
 
     const axis = coordSys.getAxis(coordDim);
+    const axisScaleExtent = axis.scale.getExtent();
 
-    interface ColorStop {
-        offset: number
-        coord?: number
-        color: ColorString
-    }
     // dataToCoord mapping may not be linear, but must be monotonic.
     const colorStops: ColorStop[] = zrUtil.map(visualMeta.stops, function (stop) {
+        let coord = axis.toGlobalCoord(axis.dataToCoord(stop.value));
+        // normalize the infinite value
+        isNaN(coord) || isFinite(coord)
+            || (coord = axis.toGlobalCoord(axis.dataToCoord(axisScaleExtent[+(coord < 0)])));
         return {
             offset: 0,
-            coord: axis.toGlobalCoord(axis.dataToCoord(stop.value, true)),
+            coord,
             color: stop.color
         };
     });
diff --git a/src/chart/lines/LinesSeries.ts b/src/chart/lines/LinesSeries.ts
index 98cb2dd..7da3506 100644
--- a/src/chart/lines/LinesSeries.ts
+++ b/src/chart/lines/LinesSeries.ts
@@ -101,6 +101,7 @@
 }
 
 export interface LinesSeriesOption extends SeriesOption<LinesStateOption>, LinesStateOption,
+
     SeriesOnCartesianOptionMixin, SeriesOnGeoOptionMixin, SeriesOnPolarOptionMixin,
     SeriesOnCalendarOptionMixin, SeriesLargeOptionMixin {
 
diff --git a/src/chart/pie/PieSeries.ts b/src/chart/pie/PieSeries.ts
index 30086b3..e8cfccc 100644
--- a/src/chart/pie/PieSeries.ts
+++ b/src/chart/pie/PieSeries.ts
@@ -59,7 +59,7 @@
     labelLine?: PieLabelLineOption
 }
 interface PieLabelOption extends Omit<SeriesLabelOption, 'rotate' | 'position'> {
-    rotate?: number
+    rotate?: number | boolean | 'radial' | 'tangential'
     alignTo?: 'none' | 'labelLine' | 'edge'
     edgeDistance?: string | number
     /**
@@ -129,8 +129,6 @@
 
     static type = 'series.pie' as const;
 
-    useColorPaletteOnData = true;
-
     /**
      * @overwrite
      */
@@ -203,7 +201,7 @@
         zlevel: 0,
         z: 2,
         legendHoverLink: true,
-
+        colorBy: 'data',
         // 默认全局居中
         center: ['50%', '50%'],
         radius: [0, '75%'],
diff --git a/src/chart/pie/labelLayout.ts b/src/chart/pie/labelLayout.ts
index 3a6a75e..14be831 100644
--- a/src/chart/pie/labelLayout.ts
+++ b/src/chart/pie/labelLayout.ts
@@ -355,10 +355,26 @@
         if (typeof rotate === 'number') {
             labelRotate = rotate * (Math.PI / 180);
         }
+        else if (labelPosition === 'center') {
+            labelRotate = 0;
+        }
         else {
-            labelRotate = rotate
-                ? (nx < 0 ? -midAngle + Math.PI : -midAngle)
-                : 0;
+            const radialAngle = nx < 0 ? -midAngle + Math.PI : -midAngle;
+            if (rotate === 'radial' || rotate === true) {
+                labelRotate = radialAngle;
+            }
+            else if (rotate === 'tangential'
+                && labelPosition !== 'outside'
+                && labelPosition !== 'outer'
+            ) {
+                labelRotate = radialAngle + Math.PI / 2;
+                if (labelRotate > Math.PI / 2) {
+                    labelRotate -= Math.PI;
+                }
+            }
+            else {
+                labelRotate = 0;
+            }
         }
 
         hasLabelRotate = !!labelRotate;
diff --git a/src/chart/radar/RadarSeries.ts b/src/chart/radar/RadarSeries.ts
index f768195..960bd36 100644
--- a/src/chart/radar/RadarSeries.ts
+++ b/src/chart/radar/RadarSeries.ts
@@ -74,8 +74,6 @@
 
     coordinateSystem: Radar;
 
-    useColorPaletteOnData = true;
-
     hasSymbolVisual = true;
 
     // Overwrite
@@ -147,12 +145,14 @@
     static defaultOption: RadarSeriesOption = {
         zlevel: 0,
         z: 2,
+        colorBy: 'data',
         coordinateSystem: 'radar',
         legendHoverLink: true,
         radarIndex: 0,
         lineStyle: {
             width: 2,
-            type: 'solid'
+            type: 'solid',
+            join: 'round'
         },
         label: {
             position: 'top'
diff --git a/src/chart/radar/RadarView.ts b/src/chart/radar/RadarView.ts
index 0f8112c..70e3d43 100644
--- a/src/chart/radar/RadarView.ts
+++ b/src/chart/radar/RadarView.ts
@@ -32,13 +32,6 @@
 import ZRImage from 'zrender/src/graphic/Image';
 import { saveOldStyle } from '../../animation/basicTrasition';
 
-function normalizeSymbolSize(symbolSize: number | number[]) {
-    if (!zrUtil.isArray(symbolSize)) {
-        symbolSize = [+symbolSize, +symbolSize];
-    }
-    return symbolSize;
-}
-
 type RadarSymbol = ReturnType<typeof symbolUtil.createSymbol> & {
     __dimIdx: number
 };
@@ -61,7 +54,7 @@
             if (symbolType === 'none') {
                 return;
             }
-            const symbolSize = normalizeSymbolSize(
+            const symbolSize = symbolUtil.normalizeSymbolSize(
                 data.getItemVisual(idx, 'symbolSize')
             );
             const symbolPath = symbolUtil.createSymbol(
@@ -245,6 +238,7 @@
                 else {
                     symbolPath.useStyle(itemStyle);
                     symbolPath.setColor(color);
+                    symbolPath.style.strokeNoScale = true;
                 }
 
                 const pathEmphasisState = symbolPath.ensureState('emphasis');
@@ -277,4 +271,4 @@
     }
 }
 
-export default RadarView;
\ No newline at end of file
+export default RadarView;
diff --git a/src/chart/sankey/SankeyView.ts b/src/chart/sankey/SankeyView.ts
index 480aeb5..2ef69d7 100644
--- a/src/chart/sankey/SankeyView.ts
+++ b/src/chart/sankey/SankeyView.ts
@@ -207,7 +207,7 @@
                     const sourceColor = edge.node1.getVisual('color');
                     const targetColor = edge.node2.getVisual('color');
                     if (typeof sourceColor === 'string' && typeof targetColor === 'string') {
-                        curve.style.fill = new graphic.LinearGradient(0, 0, 1, 0, [{
+                        curve.style.fill = new graphic.LinearGradient(0, 0, +(orient === 'horizontal'), +(orient === 'vertical'), [{
                             color: sourceColor,
                             offset: 0
                         }, {
diff --git a/src/chart/sunburst/SunburstSeries.ts b/src/chart/sunburst/SunburstSeries.ts
index a1e38bf..afea2c7 100644
--- a/src/chart/sunburst/SunburstSeries.ts
+++ b/src/chart/sunburst/SunburstSeries.ts
@@ -30,7 +30,8 @@
     CallbackDataParams,
     StatesOptionMixin,
     OptionDataItemObject,
-    DefaultEmphasisFocus
+    DefaultEmphasisFocus,
+    SunburstColorByMixin
 } from '../../util/types';
 import GlobalModel from '../../model/Global';
 import List from '../../data/List';
@@ -105,6 +106,7 @@
 }
 export interface SunburstSeriesOption extends
     SeriesOption<SunburstStateOption, ExtraStateOption>, SunburstStateOption,
+    SunburstColorByMixin,
     CircleLayoutOptionMixin {
 
     type?: 'sunburst'
@@ -255,8 +257,6 @@
 
         data: [],
 
-        levels: [],
-
         /**
          * Sort order.
          *
diff --git a/src/chart/sunburst/sunburstVisual.ts b/src/chart/sunburst/sunburstVisual.ts
index de68e7a..f43a961 100644
--- a/src/chart/sunburst/sunburstVisual.ts
+++ b/src/chart/sunburst/sunburstVisual.ts
@@ -17,12 +17,18 @@
 * under the License.
 */
 
+import { lift } from 'zrender/src/tool/color';
+import { extend, map } from 'zrender/src/core/util';
 import GlobalModel from '../../model/Global';
 import SunburstSeriesModel, { SunburstSeriesNodeItemOption } from './SunburstSeries';
-import { extend } from 'zrender/src/core/util';
-import { Dictionary, ColorString } from '../../util/types';
+import { Dictionary, ColorString, ZRColor } from '../../util/types';
+import { setItemVisualFromData } from '../../visual/helper';
 import { TreeNode } from '../../data/Tree';
-import { lift } from 'zrender/src/tool/color';
+
+type ParentColorMap = {
+    node: TreeNode,
+    parentColor: ZRColor
+};
 
 export default function sunburstVisual(ecModel: GlobalModel) {
 
diff --git a/src/chart/themeRiver/ThemeRiverSeries.ts b/src/chart/themeRiver/ThemeRiverSeries.ts
index 6eb4f72..75d59fb 100644
--- a/src/chart/themeRiver/ThemeRiverSeries.ts
+++ b/src/chart/themeRiver/ThemeRiverSeries.ts
@@ -81,8 +81,6 @@
 
     coordinateSystem: Single;
 
-    useColorPaletteOnData = true;
-
     /**
      * @override
      */
@@ -293,6 +291,7 @@
         zlevel: 0,
         z: 2,
 
+        colorBy: 'data',
         coordinateSystem: 'singleAxis',
 
         // gap in axis's orthogonal orientation
diff --git a/src/chart/tree/TreeView.ts b/src/chart/tree/TreeView.ts
index bcc8be8..5c7941c 100644
--- a/src/chart/tree/TreeView.ts
+++ b/src/chart/tree/TreeView.ts
@@ -36,7 +36,7 @@
 import { TreeNode } from '../../data/Tree';
 import List from '../../data/List';
 import { setStatesStylesFromModel, setStatesFlag, setDefaultStateProxy, HOVER_STATE_BLUR } from '../../util/states';
-import { ECElement } from '../../util/types';
+import { AnimationOption, ECElement } from '../../util/types';
 
 type TreeSymbol = SymbolClz & {
     __edge: graphic.BezierCurve | TreePath
@@ -595,45 +595,22 @@
     }
 }
 
-function removeNode(
+function removeNodeEdge(
+    node: TreeNode,
     data: List,
-    dataIndex: number,
-    symbolEl: TreeSymbol,
     group: graphic.Group,
-    seriesModel: TreeSeriesModel
+    seriesModel: TreeSeriesModel,
+    removeAnimationOpt: AnimationOption
 ) {
-    const node = data.tree.getNodeByDataIndex(dataIndex);
     const virtualRoot = data.tree.root;
+    const { source, sourceLayout } = getSourceNode(virtualRoot, node);
 
-    let source = node.parentNode === virtualRoot ? node : node.parentNode || node;
-    // let edgeShape = seriesScope.edgeShape;
-    let sourceLayout;
-    while (sourceLayout = source.getLayout(), sourceLayout == null) {
-        source = source.parentNode === virtualRoot ? source : source.parentNode || source;
+    const symbolEl: TreeSymbol = data.getItemGraphicEl(node.dataIndex) as TreeSymbol;
+
+    if (!symbolEl) {
+        return;
     }
 
-    // Use same duration and easing with update to have more consistent animation.
-    const removeAnimationOpt = {
-        duration: seriesModel.get('animationDurationUpdate') as number,
-        easing: seriesModel.get('animationEasingUpdate')
-    };
-
-    graphic.removeElement(symbolEl, {
-        x: sourceLayout.x + 1,
-        y: sourceLayout.y + 1
-    }, seriesModel, {
-        cb() {
-            group.remove(symbolEl);
-            data.setItemGraphicEl(dataIndex, null);
-        },
-        removeOpt: removeAnimationOpt
-    });
-
-    symbolEl.fadeOut(null, {
-        fadeLabel: true,
-        animation: removeAnimationOpt
-    });
-
     const sourceSymbolEl = data.getItemGraphicEl(source.dataIndex) as TreeSymbol;
     const sourceEdge = sourceSymbolEl.__edge;
 
@@ -688,6 +665,60 @@
     }
 }
 
+function getSourceNode(virtualRoot: TreeNode, node: TreeNode): { source: TreeNode, sourceLayout: TreeNodeLayout } {
+    let source = node.parentNode === virtualRoot ? node : node.parentNode || node;
+    let sourceLayout;
+    while (sourceLayout = source.getLayout(), sourceLayout == null) {
+        source = source.parentNode === virtualRoot ? source : source.parentNode || source;
+    }
+    return {
+        source,
+        sourceLayout
+    };
+}
+
+function removeNode(
+    data: List,
+    dataIndex: number,
+    symbolEl: TreeSymbol,
+    group: graphic.Group,
+    seriesModel: TreeSeriesModel
+) {
+    const node = data.tree.getNodeByDataIndex(dataIndex);
+    const virtualRoot = data.tree.root;
+
+    const { sourceLayout } = getSourceNode(virtualRoot, node);
+
+    // Use same duration and easing with update to have more consistent animation.
+    const removeAnimationOpt = {
+        duration: seriesModel.get('animationDurationUpdate') as number,
+        easing: seriesModel.get('animationEasingUpdate')
+    };
+
+    graphic.removeElement(symbolEl, {
+        x: sourceLayout.x + 1,
+        y: sourceLayout.y + 1
+    }, seriesModel, {
+        cb() {
+            group.remove(symbolEl);
+            data.setItemGraphicEl(dataIndex, null);
+        },
+        removeOpt: removeAnimationOpt
+    });
+
+    symbolEl.fadeOut(null, {
+        fadeLabel: true,
+        animation: removeAnimationOpt
+    });
+
+    // remove edge as parent node
+    node.children.forEach(childNode => {
+        removeNodeEdge(childNode, data, group, seriesModel, removeAnimationOpt);
+    });
+    // remove edge as child node
+    removeNodeEdge(node, data, group, seriesModel, removeAnimationOpt);
+}
+
 function getEdgeShape(
     layoutOpt: TreeSeriesOption['layout'],
     orient: TreeSeriesOption['orient'],
diff --git a/src/chart/treemap/TreemapSeries.ts b/src/chart/treemap/TreemapSeries.ts
index e84fe85..efc0f06 100644
--- a/src/chart/treemap/TreemapSeries.ts
+++ b/src/chart/treemap/TreemapSeries.ts
@@ -36,7 +36,8 @@
     DecalObject,
     SeriesLabelOption,
     DefaultEmphasisFocus,
-    AriaOptionMixin
+    AriaOptionMixin,
+    ColorBy
 } from '../../util/types';
 import GlobalModel from '../../model/Global';
 import { LayoutRect } from '../../util/layout';
@@ -76,7 +77,12 @@
 }
 
 interface TreemapSeriesCallbackDataParams extends CallbackDataParams {
+    /**
+     * @deprecated
+     */
     treePathInfo?: TreePathInfo[]
+
+    treeAncestors?: TreePathInfo[]
 }
 
 interface ExtraStateOption {
@@ -97,6 +103,9 @@
      */
     visualDimension?: number | string
 
+    /**
+     * @deprecated Use colorBy instead
+     */
     colorMappingBy?: 'value' | 'index' | 'id'
 
     visualMin?: number
@@ -140,7 +149,8 @@
 }
 
 export interface TreemapSeriesOption
-    extends SeriesOption<TreemapStateOption, ExtraStateOption>, TreemapStateOption,
+    extends SeriesOption<TreemapStateOption, ExtraStateOption>,
+    TreemapStateOption,
     BoxLayoutOptionMixin,
     RoamOptionMixin,
     TreemapSeriesVisualOption {
@@ -412,7 +422,9 @@
         const params = super.getDataParams.apply(this, arguments as any) as TreemapSeriesCallbackDataParams;
 
         const node = this.getData().tree.getNodeByDataIndex(dataIndex);
-        params.treePathInfo = wrapTreePathInfo(node, this);
+        params.treeAncestors = wrapTreePathInfo(node, this);
+        // compatitable the previous code.
+        params.treePathInfo = params.treeAncestors;
 
         return params;
     }
@@ -575,4 +587,4 @@
     return levels;
 }
 
-export default TreemapSeriesModel;
\ No newline at end of file
+export default TreemapSeriesModel;
diff --git a/src/component/axis/AxisBuilder.ts b/src/component/axis/AxisBuilder.ts
index 9dfaa99..c262931 100644
--- a/src/component/axis/AxisBuilder.ts
+++ b/src/component/axis/AxisBuilder.ts
@@ -23,7 +23,7 @@
 import {createTextStyle} from '../../label/labelStyle';
 import Model from '../../model/Model';
 import {isRadianAroundZero, remRadian} from '../../util/number';
-import {createSymbol} from '../../util/symbol';
+import {createSymbol, normalizeSymbolOffset} from '../../util/symbol';
 import * as matrixUtil from 'zrender/src/core/matrix';
 import {applyTransform as v2ApplyTransform} from 'zrender/src/core/vector';
 import {shouldShowAllLabels} from '../../coord/axisHelper';
@@ -34,7 +34,6 @@
 import { PathStyleProps } from 'zrender/src/graphic/Path';
 import OrdinalScale from '../../scale/Ordinal';
 
-
 const PI = Math.PI;
 
 type AxisIndexKey = 'xAxisIndex' | 'yAxisIndex' | 'radiusAxisIndex'
@@ -283,14 +282,10 @@
         group.add(line);
 
         let arrows = axisModel.get(['axisLine', 'symbol']);
-        let arrowSize = axisModel.get(['axisLine', 'symbolSize']);
-
-        let arrowOffset = axisModel.get(['axisLine', 'symbolOffset']) || 0;
-        if (typeof arrowOffset === 'number') {
-            arrowOffset = [arrowOffset, arrowOffset];
-        }
 
         if (arrows != null) {
+            let arrowSize = axisModel.get(['axisLine', 'symbolSize']);
+
             if (typeof arrows === 'string') {
                 // Use the same arrow for start and end point
                 arrows = [arrows, arrows];
@@ -302,6 +297,8 @@
                 arrowSize = [arrowSize, arrowSize];
             }
 
+            const arrowOffset = normalizeSymbolOffset(axisModel.get(['axisLine', 'symbolOffset']) || 0, arrowSize);
+
             const symbolWidth = arrowSize[0];
             const symbolHeight = arrowSize[1];
 
@@ -823,4 +820,4 @@
 }
 
 
-export default AxisBuilder;
\ No newline at end of file
+export default AxisBuilder;
diff --git a/src/component/geo/GeoView.ts b/src/component/geo/GeoView.ts
index 0db6d36..4d96787 100644
--- a/src/component/geo/GeoView.ts
+++ b/src/component/geo/GeoView.ts
@@ -42,30 +42,28 @@
     focusBlurEnabled = true;
 
     init(ecModel: GlobalModel, api: ExtensionAPI) {
-        const mapDraw = new MapDraw(api);
-        this._mapDraw = mapDraw;
-
-        this.group.add(mapDraw.group);
-
         this._api = api;
     }
 
     render(
         geoModel: GeoModel, ecModel: GlobalModel, api: ExtensionAPI, payload: Payload
     ): void {
-        const mapDraw = this._mapDraw;
-        if (geoModel.get('show')) {
-            mapDraw.draw(geoModel, ecModel, api, this, payload);
-        }
-        else {
-            this._mapDraw.group.removeAll();
-        }
-
-        mapDraw.group.on('click', this._handleRegionClick, this);
-        mapDraw.group.silent = geoModel.get('silent');
-
         this._model = geoModel;
 
+        if (!geoModel.get('show')) {
+            this._mapDraw && this._mapDraw.remove();
+            this._mapDraw = null;
+            return;
+        }
+
+        if (!this._mapDraw) {
+            this._mapDraw = new MapDraw(api);
+        }
+        const mapDraw = this._mapDraw;
+        mapDraw.draw(geoModel, ecModel, api, this, payload);
+        mapDraw.group.on('click', this._handleRegionClick, this);
+        mapDraw.group.silent = geoModel.get('silent');
+        this.group.add(mapDraw.group);
         this.updateSelectStatus(geoModel, ecModel, api);
     }
 
diff --git a/src/component/marker/MarkLineView.ts b/src/component/marker/MarkLineView.ts
index a1fc0e9..d4ed839 100644
--- a/src/component/marker/MarkLineView.ts
+++ b/src/component/marker/MarkLineView.ts
@@ -318,10 +318,15 @@
         // Line data for tooltip and formatter
         mlModel.setData(lineData);
 
+        // TODO
+        // Functionally, `symbolSize` & `symbolOffset` can also be 2D array now.
+        // But the related logic and type definition are not finished yet.
+        // Finish it if required
         let symbolType = mlModel.get('symbol');
         let symbolSize = mlModel.get('symbolSize');
         let symbolRotate = mlModel.get('symbolRotate');
         let symbolOffset = mlModel.get('symbolOffset');
+        // TODO: support callback function like markPoint
         if (!isArray(symbolType)) {
             symbolType = [symbolType, symbolType];
         }
@@ -402,13 +407,14 @@
                 symbolKeepAspect: itemModel.get('symbolKeepAspect'),
                 // `0` should be considered as a valid value, so use `retrieve2` instead of `||`
                 symbolOffset: retrieve2(
-                    itemModel.get('symbolOffset'),
+                    itemModel.get('symbolOffset', true),
                     (symbolOffset as (string | number)[])[isFrom ? 0 : 1]
                 ),
                 symbolRotate: retrieve2(
                     itemModel.get('symbolRotate', true),
                     (symbolRotate as number[])[isFrom ? 0 : 1]
                 ),
+                // TODO: when 2d array is supported, it should ignore parent
                 symbolSize: retrieve2(
                     itemModel.get('symbolSize'),
                     (symbolSize as number[])[isFrom ? 0 : 1]
diff --git a/src/component/marker/MarkPointView.ts b/src/component/marker/MarkPointView.ts
index 82f1d69..b7cf0a2 100644
--- a/src/component/marker/MarkPointView.ts
+++ b/src/component/marker/MarkPointView.ts
@@ -120,8 +120,11 @@
             let symbol = itemModel.getShallow('symbol');
             let symbolSize = itemModel.getShallow('symbolSize');
             let symbolRotate = itemModel.getShallow('symbolRotate');
+            let symbolOffset = itemModel.getShallow('symbolOffset');
+            const symbolKeepAspect = itemModel.getShallow('symbolKeepAspect');
 
-            if (isFunction(symbol) || isFunction(symbolSize) || isFunction(symbolRotate)) {
+            // TODO: refactor needed: single data item should not support callback function
+            if (isFunction(symbol) || isFunction(symbolSize) || isFunction(symbolRotate) || isFunction(symbolOffset)) {
                 const rawIdx = mpModel.getRawValue(idx);
                 const dataParams = mpModel.getDataParams(idx);
                 if (isFunction(symbol)) {
@@ -134,6 +137,9 @@
                 if (isFunction(symbolRotate)) {
                     symbolRotate = symbolRotate(rawIdx, dataParams);
                 }
+                if (isFunction(symbolOffset)) {
+                    symbolOffset = symbolOffset(rawIdx, dataParams);
+                }
             }
 
             const style = itemModel.getModel('itemStyle').getItemStyle();
@@ -146,6 +152,8 @@
                 symbol: symbol,
                 symbolSize: symbolSize,
                 symbolRotate: symbolRotate,
+                symbolOffset: symbolOffset,
+                symbolKeepAspect: symbolKeepAspect,
                 style
             });
         });
@@ -209,4 +217,4 @@
     return mpData;
 }
 
-export default MarkPointView;
\ No newline at end of file
+export default MarkPointView;
diff --git a/src/component/timeline/SliderTimelineView.ts b/src/component/timeline/SliderTimelineView.ts
index 163e335..b49bc95 100644
--- a/src/component/timeline/SliderTimelineView.ts
+++ b/src/component/timeline/SliderTimelineView.ts
@@ -24,7 +24,7 @@
 import * as layout from '../../util/layout';
 import TimelineView from './TimelineView';
 import TimelineAxis from './TimelineAxis';
-import {createSymbol} from '../../util/symbol';
+import {createSymbol, normalizeSymbolOffset, normalizeSymbolSize} from '../../util/symbol';
 import * as numberUtil from '../../util/number';
 import GlobalModel from '../../model/Global';
 import ExtensionAPI from '../../core/ExtensionAPI';
@@ -823,20 +823,15 @@
         z2: 100
     }, opt, true);
 
-    let symbolSize = hostModel.get('symbolSize');
-    symbolSize = symbolSize instanceof Array
-        ? symbolSize.slice()
-        : [+symbolSize, +symbolSize];
+    const symbolSize = normalizeSymbolSize(hostModel.get('symbolSize'));
 
     opt.scaleX = symbolSize[0] / 2;
     opt.scaleY = symbolSize[1] / 2;
 
-    const symbolOffset = hostModel.get('symbolOffset');
+    const symbolOffset = normalizeSymbolOffset(hostModel.get('symbolOffset'), symbolSize);
     if (symbolOffset) {
-        opt.x = opt.x || 0;
-        opt.y = opt.y || 0;
-        opt.x += numberUtil.parsePercent(symbolOffset[0], symbolSize[0]);
-        opt.y += numberUtil.parsePercent(symbolOffset[1], symbolSize[1]);
+        opt.x = (opt.x || 0) + symbolOffset[0];
+        opt.y = (opt.y || 0) + symbolOffset[1];
     }
 
     const symbolRotate = hostModel.get('symbolRotate');
@@ -895,4 +890,4 @@
     }
 }
 
-export default SliderTimelineView;
\ No newline at end of file
+export default SliderTimelineView;
diff --git a/src/component/tooltip/TooltipHTMLContent.ts b/src/component/tooltip/TooltipHTMLContent.ts
index 6ee2664..33ce852 100644
--- a/src/component/tooltip/TooltipHTMLContent.ts
+++ b/src/component/tooltip/TooltipHTMLContent.ts
@@ -60,7 +60,7 @@
 }
 
 function assembleArrow(
-    backgroundColor: ColorString,
+    tooltipModel: Model<TooltipOption>,
     borderColor: ZRColor,
     arrowPosition: TooltipOption['position']
 ) {
@@ -68,28 +68,39 @@
         return '';
     }
 
+    const backgroundColor = tooltipModel.get('backgroundColor');
+    const borderWidth = tooltipModel.get('borderWidth');
+
     borderColor = convertToColorString(borderColor);
     const arrowPos = mirrorPos(arrowPosition);
-    let positionStyle = `${arrowPos}:-6px;`;
+    const arrowSize = Math.max(Math.round(borderWidth) * 1.5, 6);
+    let positionStyle = '';
     let transformStyle = CSS_TRANSFORM_VENDOR + ':';
+    let rotateDeg;
     if (indexOf(['left', 'right'], arrowPos) > -1) {
         positionStyle += 'top:50%';
-        transformStyle += `translateY(-50%) rotate(${arrowPos === 'left' ? -225 : -45}deg)`;
+        transformStyle += `translateY(-50%) rotate(${rotateDeg = arrowPos === 'left' ? -225 : -45}deg)`;
     }
     else {
         positionStyle += 'left:50%';
-        transformStyle += `translateX(-50%) rotate(${arrowPos === 'top' ? 225 : 45}deg)`;
+        transformStyle += `translateX(-50%) rotate(${rotateDeg = arrowPos === 'top' ? 225 : 45}deg)`;
     }
+    const rotateRadian = rotateDeg * Math.PI / 180;
+    const arrowWH = arrowSize + borderWidth;
+    const rotatedWH = arrowWH * Math.abs(Math.cos(rotateRadian)) + arrowWH * Math.abs(Math.sin(rotateRadian));
+    const arrowOffset = Math.round(((rotatedWH - Math.SQRT2 * borderWidth) / 2
+        + Math.SQRT2 * borderWidth - (rotatedWH - arrowWH) / 2) * 100) / 100;
+    positionStyle += `;${arrowPos}:-${arrowOffset}px`;
 
-    const borderStyle = `${borderColor} solid 1px;`;
+    const borderStyle = `${borderColor} solid ${borderWidth}px;`;
     const styleCss = [
-        'position:absolute;width:10px;height:10px;',
+        `position:absolute;width:${arrowSize}px;height:${arrowSize}px;`,
         `${positionStyle};${transformStyle};`,
         `border-bottom:${borderStyle}`,
         `border-right:${borderStyle}`,
-        `background-color:${backgroundColor};`,
-        'box-shadow:8px 8px 16px -3px #000;'
+        `background-color:${backgroundColor};`
     ];
+
     return `<div style="${styleCss.join('')}"></div>`;
 }
 
@@ -397,24 +408,26 @@
     }
 
     setContent(
-        content: string | HTMLElement[],
+        content: string | HTMLElement | HTMLElement[],
         markers: unknown,
         tooltipModel: Model<TooltipOption>,
         borderColor?: ZRColor,
         arrowPosition?: TooltipOption['position']
     ) {
+        const el = this.el;
+
         if (content == null) {
+            el.innerHTML = '';
             return;
         }
 
-        const el = this.el;
-
+        let arrow = '';
         if (isString(arrowPosition) && tooltipModel.get('trigger') === 'item'
             && !shouldTooltipConfine(tooltipModel)) {
-            content += assembleArrow(tooltipModel.get('backgroundColor'), borderColor, arrowPosition);
+            arrow = assembleArrow(tooltipModel, borderColor, arrowPosition);
         }
         if (isString(content)) {
-            el.innerHTML = content;
+            el.innerHTML = content + arrow;
         }
         else if (content) {
             // Clear previous
@@ -427,6 +440,14 @@
                     el.appendChild(content[i]);
                 }
             }
+            // no arrow if empty
+            if (arrow && el.childNodes.length) {
+                // no need to create a new parent element, but it's not supported by IE 10 and older.
+                // const arrowEl = document.createRange().createContextualFragment(arrow);
+                const arrowEl = document.createElement('div');
+                arrowEl.innerHTML = arrow;
+                el.appendChild(arrowEl);
+            }
         }
     }
 
@@ -436,7 +457,7 @@
 
     getSize() {
         const el = this.el;
-        return [el.clientWidth, el.clientHeight];
+        return [el.offsetWidth, el.offsetHeight];
     }
 
     moveTo(zrX: number, zrY: number) {
diff --git a/src/component/tooltip/TooltipRichContent.ts b/src/component/tooltip/TooltipRichContent.ts
index 94c2e6d..59cb944 100644
--- a/src/component/tooltip/TooltipRichContent.ts
+++ b/src/component/tooltip/TooltipRichContent.ts
@@ -71,7 +71,7 @@
      * Set tooltip content
      */
     setContent(
-        content: string | HTMLElement[],
+        content: string | HTMLElement | HTMLElement[],
         markupStyleCreator: TooltipMarkupStyleCreator,
         tooltipModel: Model<TooltipOption>,
         borderColor: ZRColor,
diff --git a/src/component/tooltip/TooltipView.ts b/src/component/tooltip/TooltipView.ts
index 71b3454..c2688f6 100644
--- a/src/component/tooltip/TooltipView.ts
+++ b/src/component/tooltip/TooltipView.ts
@@ -47,7 +47,7 @@
 } from '../../util/types';
 import GlobalModel from '../../model/Global';
 import ExtensionAPI from '../../core/ExtensionAPI';
-import TooltipModel, {TooltipOption} from './TooltipModel';
+import TooltipModel, { TooltipOption } from './TooltipModel';
 import Element from 'zrender/src/Element';
 import { AxisBaseModel } from '../../coord/AxisBaseModel';
 // import { isDimensionStacked } from '../../data/helper/dataStackHelper';
@@ -63,7 +63,7 @@
 const parsePercent = numberUtil.parsePercent;
 
 const proxyRect = new graphic.Rect({
-    shape: {x: -1, y: -1, width: 2, height: 2}
+    shape: { x: -1, y: -1, width: 2, height: 2 }
 });
 
 interface DataIndex {
@@ -165,6 +165,7 @@
     private _showTimout: number;
 
     private _lastDataByCoordSys: DataByCoordSys[];
+    private _cbParamsList: TooltipCallbackDataParams[];
 
     init(ecModel: GlobalModel, api: ExtensionAPI) {
         if (env.node) {
@@ -554,6 +555,11 @@
                     const series = ecModel.getSeriesByIndex(idxItem.seriesIndex);
                     const dataIndex = idxItem.dataIndexInside;
                     const cbParams = series.getDataParams(dataIndex) as TooltipCallbackDataParams;
+                    // Can't find data.
+                    if (cbParams.dataIndex < 0) {
+                        return;
+                    }
+
                     cbParams.axisDim = axisItem.axisDim;
                     cbParams.axisIndex = axisItem.axisIndex;
                     cbParams.axisType = axisItem.axisType;
@@ -599,7 +605,7 @@
         const allMarkupText = markupTextArrLegacy.join(blockBreak);
 
         this._showOrMove(singleTooltipModel, function (this: TooltipView) {
-            if (this._updateContentNotChangedOnAxis(dataByCoordSys)) {
+            if (this._updateContentNotChangedOnAxis(dataByCoordSys, cbParamsList)) {
                 this._updatePosition(
                     singleTooltipModel,
                     positionExpr,
@@ -784,7 +790,7 @@
 
         const formatter = tooltipModel.get('formatter');
         positionExpr = positionExpr || tooltipModel.get('position');
-        let html: string | HTMLElement[] = defaultHtml;
+        let html: string | HTMLElement | HTMLElement[] = defaultHtml;
         const nearPoint = this._getNearestPoint(
             [x, y],
             params,
@@ -793,27 +799,32 @@
         );
         const nearPointColor = nearPoint.color;
 
-        if (formatter && zrUtil.isString(formatter)) {
-            const useUTC = tooltipModel.ecModel.get('useUTC');
-            const params0 = zrUtil.isArray(params) ? params[0] : params;
-            const isTimeAxis = params0 && params0.axisType && params0.axisType.indexOf('time') >= 0;
-            html = formatter;
-            if (isTimeAxis) {
-                html = timeFormat(params0.axisValue, html, useUTC);
-            }
-            html = formatUtil.formatTpl(html, params, true);
-        }
-        else if (zrUtil.isFunction(formatter)) {
-            const callback = bind(function (cbTicket: string, html: string | HTMLElement[]) {
-                if (cbTicket === this._ticket) {
-                    tooltipContent.setContent(html, markupStyleCreator, tooltipModel, nearPointColor, positionExpr);
-                    this._updatePosition(
-                        tooltipModel, positionExpr, x, y, tooltipContent, params, el
-                    );
+        if (formatter) {
+            if (zrUtil.isString(formatter)) {
+                const useUTC = tooltipModel.ecModel.get('useUTC');
+                const params0 = zrUtil.isArray(params) ? params[0] : params;
+                const isTimeAxis = params0 && params0.axisType && params0.axisType.indexOf('time') >= 0;
+                html = formatter;
+                if (isTimeAxis) {
+                    html = timeFormat(params0.axisValue, html, useUTC);
                 }
-            }, this);
-            this._ticket = asyncTicket;
-            html = formatter(params, asyncTicket, callback);
+                html = formatUtil.formatTpl(html, params, true);
+            }
+            else if (zrUtil.isFunction(formatter)) {
+                const callback = bind(function (cbTicket: string, html: string | HTMLElement | HTMLElement[]) {
+                    if (cbTicket === this._ticket) {
+                        tooltipContent.setContent(html, markupStyleCreator, tooltipModel, nearPointColor, positionExpr);
+                        this._updatePosition(
+                            tooltipModel, positionExpr, x, y, tooltipContent, params, el
+                        );
+                    }
+                }, this);
+                this._ticket = asyncTicket;
+                html = formatter(params, asyncTicket, callback);
+            }
+            else {
+                html = formatter;
+            }
         }
 
         tooltipContent.setContent(html, markupStyleCreator, tooltipModel, nearPointColor, positionExpr);
@@ -882,7 +893,7 @@
             boxLayoutPosition.width = contentSize[0];
             boxLayoutPosition.height = contentSize[1];
             const layoutRect = layoutUtil.getLayoutRect(
-                boxLayoutPosition, {width: viewWidth, height: viewHeight}
+                boxLayoutPosition, { width: viewWidth, height: viewHeight }
             );
             x = layoutRect.x;
             y = layoutRect.y;
@@ -894,7 +905,7 @@
         // Specify tooltip position by string 'top' 'bottom' 'left' 'right' around graphic element
         else if (zrUtil.isString(positionExpr) && el) {
             const pos = calcTooltipPosition(
-                positionExpr, rect, contentSize
+                positionExpr, rect, contentSize, tooltipModel.get('borderWidth'),
             );
             x = pos[0];
             y = pos[1];
@@ -923,18 +934,22 @@
 
     // FIXME
     // Should we remove this but leave this to user?
-    private _updateContentNotChangedOnAxis(dataByCoordSys: DataByCoordSys[]) {
+    private _updateContentNotChangedOnAxis(
+        dataByCoordSys: DataByCoordSys[],
+        cbParamsList: TooltipCallbackDataParams[]
+    ) {
         const lastCoordSys = this._lastDataByCoordSys;
+        const lastCbParamsList = this._cbParamsList;
         let contentNotChanged = !!lastCoordSys
             && lastCoordSys.length === dataByCoordSys.length;
 
-        contentNotChanged && each(lastCoordSys, function (lastItemCoordSys, indexCoordSys) {
+        contentNotChanged && each(lastCoordSys, (lastItemCoordSys, indexCoordSys) => {
             const lastDataByAxis = lastItemCoordSys.dataByAxis || [] as DataByAxis[];
             const thisItemCoordSys = dataByCoordSys[indexCoordSys] || {} as DataByCoordSys;
             const thisDataByAxis = thisItemCoordSys.dataByAxis || [] as DataByAxis[];
             contentNotChanged = contentNotChanged && lastDataByAxis.length === thisDataByAxis.length;
 
-            contentNotChanged && each(lastDataByAxis, function (lastItem, indexAxis) {
+            contentNotChanged && each(lastDataByAxis, (lastItem, indexAxis) => {
                 const thisItem = thisDataByAxis[indexAxis] || {} as DataByAxis;
                 const lastIndices = lastItem.seriesDataIndices || [] as DataIndex[];
                 const newIndices = thisItem.seriesDataIndices || [] as DataIndex[];
@@ -945,16 +960,27 @@
                     && lastItem.axisId === thisItem.axisId
                     && lastIndices.length === newIndices.length;
 
-                contentNotChanged && each(lastIndices, function (lastIdxItem, j) {
+                contentNotChanged && each(lastIndices, (lastIdxItem, j) => {
                     const newIdxItem = newIndices[j];
                     contentNotChanged = contentNotChanged
                         && lastIdxItem.seriesIndex === newIdxItem.seriesIndex
                         && lastIdxItem.dataIndex === newIdxItem.dataIndex;
                 });
+
+                // check is cbParams data value changed
+                lastCbParamsList && zrUtil.each(lastItem.seriesDataIndices, (idxItem) => {
+                    const seriesIdx = idxItem.seriesIndex;
+                    const cbParams = cbParamsList[seriesIdx];
+                    const lastCbParams = lastCbParamsList[seriesIdx];
+                    if (cbParams && lastCbParams && lastCbParams.data !== cbParams.data) {
+                        contentNotChanged = false;
+                    }
+                });
             });
         });
 
         this._lastDataByCoordSys = dataByCoordSys;
+        this._cbParamsList = cbParamsList;
 
         return !!contentNotChanged;
     }
@@ -1089,12 +1115,12 @@
 function calcTooltipPosition(
     position: TooltipOption['position'],
     rect: ZRRectLike,
-    contentSize: number[]
+    contentSize: number[],
+    borderWidth: number
 ): [number, number] {
     const domWidth = contentSize[0];
     const domHeight = contentSize[1];
-    const gap = 10;
-    const offset = 5;
+    const offset = Math.max(Math.ceil(Math.sqrt(2 * borderWidth * borderWidth)), 5);
     let x = 0;
     let y = 0;
     const rectWidth = rect.width;
@@ -1106,18 +1132,18 @@
             break;
         case 'top':
             x = rect.x + rectWidth / 2 - domWidth / 2;
-            y = rect.y - domHeight - gap;
+            y = rect.y - domHeight - offset;
             break;
         case 'bottom':
             x = rect.x + rectWidth / 2 - domWidth / 2;
-            y = rect.y + rectHeight + gap;
+            y = rect.y + rectHeight + offset;
             break;
         case 'left':
-            x = rect.x - domWidth - gap - offset;
+            x = rect.x - domWidth - offset;
             y = rect.y + rectHeight / 2 - domHeight / 2;
             break;
         case 'right':
-            x = rect.x + rectWidth + gap + offset;
+            x = rect.x + rectWidth + offset;
             y = rect.y + rectHeight / 2 - domHeight / 2;
     }
     return [x, y];
diff --git a/src/coord/axisCommonTypes.ts b/src/coord/axisCommonTypes.ts
index 3ba4568..9d9bf11 100644
--- a/src/coord/axisCommonTypes.ts
+++ b/src/coord/axisCommonTypes.ts
@@ -133,7 +133,7 @@
     // The arrow at both ends the the axis.
     symbol?: string | [string, string],
     symbolSize?: number[],
-    symbolOffset?: number[],
+    symbolOffset?: string | number | (string | number)[],
     lineStyle?: LineStyleOption,
 }
 
@@ -219,4 +219,4 @@
     interval?: 'auto' | number | ((index:number, value: string) => boolean)
     // colors will display in turn
     areaStyle?: AreaStyleOption<ZRColor[]>
-}
\ No newline at end of file
+}
diff --git a/src/core/echarts.ts b/src/core/echarts.ts
index f3f21ed..5265fbe 100644
--- a/src/core/echarts.ts
+++ b/src/core/echarts.ts
@@ -1122,20 +1122,37 @@
 
         modelUtil.setAttribute(this.getDom(), DOM_ATTRIBUTE_KEY, '');
 
-        const api = this._api;
-        const ecModel = this._model;
+        const chart = this;
+        const api = chart._api;
+        const ecModel = chart._model;
 
-        each(this._componentsViews, function (component) {
+        each(chart._componentsViews, function (component) {
             component.dispose(ecModel, api);
         });
-        each(this._chartsViews, function (chart) {
+        each(chart._chartsViews, function (chart) {
             chart.dispose(ecModel, api);
         });
 
         // Dispose after all views disposed
-        this._zr.dispose();
+        chart._zr.dispose();
 
-        delete instances[this.id];
+        // Set properties to null.
+        // To reduce the memory cost in case the top code still holds this instance unexpectedly.
+        chart._dom =
+        chart._model =
+        chart._chartsMap =
+        chart._componentsMap =
+        chart._chartsViews =
+        chart._componentsViews =
+        chart._scheduler =
+        chart._api =
+        chart._zr =
+        chart._throttledZrFlush =
+        chart._theme =
+        chart._coordSysMgr =
+        chart._messageCenter = null;
+
+        delete instances[chart.id];
     }
 
     /**
diff --git a/src/data/List.ts b/src/data/List.ts
index 0ad2792..3ff4da6 100644
--- a/src/data/List.ts
+++ b/src/data/List.ts
@@ -39,7 +39,7 @@
     DecalObject
 } from '../util/types';
 import {isDataItemOption, convertOptionIdName} from '../util/model';
-import { getECData } from '../util/innerStore';
+import {getECData, setCommonECData} from '../util/innerStore';
 import type Graph from './Graph';
 import type Tree from './Tree';
 import type { VisualMeta } from '../component/visualMap/VisualMapModel';
@@ -180,7 +180,6 @@
 let validateDimensions: (list: List, dims: DimensionName[]) => void;
 let cloneListForMapAndSample: (original: List, excludeDimensions: DimensionName[]) => List;
 let getInitialExtent: () => [number, number];
-let setItemDataAndSeriesIndex: (this: Element, child: Element) => void;
 let transferProperties: (target: List, source: List) => void;
 
 
@@ -1905,21 +1904,10 @@
      * Set graphic element relative to data. It can be set as null
      */
     setItemGraphicEl(idx: number, el: Element): void {
-        const hostModel = this.hostModel;
-
-        if (el) {
-            const ecData = getECData(el);
-            // Add data index and series index for indexing the data by element
-            // Useful in tooltip
-            ecData.dataIndex = idx;
-            ecData.dataType = this.dataType;
-            ecData.seriesIndex = hostModel && (hostModel as any).seriesIndex;
-
-            // TODO: not store dataIndex on children.
-            if (el.type === 'group') {
-                el.traverse(setItemDataAndSeriesIndex, el);
-            }
-        }
+        const seriesIndex = this.hostModel && (this.hostModel as any).seriesIndex;
+        // Add data index and series index for indexing the data by element
+        // Useful in tooltip
+        setCommonECData(seriesIndex, this.dataType, idx, el);
 
         this._graphicEls[idx] = el;
     }
@@ -2213,14 +2201,6 @@
             return [Infinity, -Infinity];
         };
 
-        setItemDataAndSeriesIndex = function (this: Element, child: Element): void {
-            const childECData = getECData(child);
-            const thisECData = getECData(this);
-            childECData.seriesIndex = thisECData.seriesIndex;
-            childECData.dataIndex = thisECData.dataIndex;
-            childECData.dataType = thisECData.dataType;
-        };
-
         transferProperties = function (target: List, source: List): void {
             zrUtil.each(
                 TRANSFERABLE_PROPERTIES.concat(source.__wrappedMethods || []),
diff --git a/src/data/Tree.ts b/src/data/Tree.ts
index 684fcb8..d95dbe5 100644
--- a/src/data/Tree.ts
+++ b/src/data/Tree.ts
@@ -274,6 +274,22 @@
     }
 
     /**
+     * index in parent's children
+     */
+    getChildIndex(): number {
+        if (this.parentNode) {
+            const children = this.parentNode.children;
+            for (let i = 0; i < children.length; ++i) {
+                if (children[i] === this) {
+                    return i;
+                }
+            }
+            return -1;
+        }
+        return -1;
+    }
+
+    /**
      * if this is an ancestor of another node
      *
      * @param node another node
diff --git a/src/label/sectorLabel.ts b/src/label/sectorLabel.ts
new file mode 100644
index 0000000..ba75e03
--- /dev/null
+++ b/src/label/sectorLabel.ts
@@ -0,0 +1,235 @@
+import {calculateTextPosition, TextPositionCalculationResult} from 'zrender/src/contain/text';
+import { RectLike } from 'zrender/src/core/BoundingRect';
+import {BuiltinTextPosition, TextAlign, TextVerticalAlign} from 'zrender/src/core/types';
+import {isArray} from 'zrender/src/core/util';
+import {ElementCalculateTextPosition, ElementTextConfig} from 'zrender/src/Element';
+import { Sector } from '../util/graphic';
+
+export type SectorTextPosition = BuiltinTextPosition
+    | 'startAngle' | 'insideStartAngle'
+    | 'endAngle' | 'insideEndAngle'
+    | 'middle'
+    | 'startArc' | 'insideStartArc'
+    | 'endArc' | 'insideEndArc'
+    | (number | string)[];
+
+export type SectorLike = {
+    cx: number
+    cy: number
+    r0: number
+    r: number
+    startAngle: number
+    endAngle: number
+    clockwise: boolean
+};
+
+export function createSectorCalculateTextPosition<T extends (string | (number | string)[])>(
+    positionMapping: (seriesLabelPosition: T) => SectorTextPosition
+): ElementCalculateTextPosition {
+    return function (
+        this: Sector,
+        out: TextPositionCalculationResult,
+        opts: {
+            position?: SectorTextPosition
+            distance?: number
+            global?: boolean
+        },
+        boundingRect: RectLike
+    ) {
+        const textPosition = opts.position;
+
+        if (!textPosition || textPosition instanceof Array) {
+            return calculateTextPosition(
+                out,
+                opts as ElementTextConfig,
+                boundingRect
+            );
+        }
+
+        const mappedSectorPosition = positionMapping(textPosition as T);
+        const distance = opts.distance != null ? opts.distance : 5;
+        const sector = this.shape;
+        const cx = sector.cx;
+        const cy = sector.cy;
+        const r = sector.r;
+        const r0 = sector.r0;
+        const middleR = (r + r0) / 2;
+        const startAngle = sector.startAngle;
+        const endAngle = sector.endAngle;
+        const middleAngle = (startAngle + endAngle) / 2;
+
+        // base position: top-left
+        let x = cx + r * Math.cos(startAngle);
+        let y = cy + r * Math.sin(startAngle);
+
+        let textAlign: TextAlign = 'left';
+        let textVerticalAlign: TextVerticalAlign = 'top';
+
+        switch (mappedSectorPosition) {
+            case 'startArc':
+                x = cx + (r0 - distance) * Math.cos(middleAngle);
+                y = cy + (r0 - distance) * Math.sin(middleAngle);
+                textAlign = 'center';
+                textVerticalAlign = 'top';
+                break;
+
+            case 'insideStartArc':
+                x = cx + (r0 + distance) * Math.cos(middleAngle);
+                y = cy + (r0 + distance) * Math.sin(middleAngle);
+                textAlign = 'center';
+                textVerticalAlign = 'bottom';
+                break;
+
+            case 'startAngle':
+                x = cx + middleR * Math.cos(startAngle)
+                    + adjustAngleDistanceX(startAngle, distance, false);
+                y = cy + middleR * Math.sin(startAngle)
+                    + adjustAngleDistanceY(startAngle, distance, false);
+                textAlign = 'right';
+                textVerticalAlign = 'middle';
+                break;
+
+            case 'insideStartAngle':
+                x = cx + middleR * Math.cos(startAngle)
+                    + adjustAngleDistanceX(startAngle, -distance, false);
+                y = cy + middleR * Math.sin(startAngle)
+                    + adjustAngleDistanceY(startAngle, -distance, false);
+                textAlign = 'left';
+                textVerticalAlign = 'middle';
+                break;
+
+            case 'middle':
+                x = cx + middleR * Math.cos(middleAngle);
+                y = cy + middleR * Math.sin(middleAngle);
+                textAlign = 'center';
+                textVerticalAlign = 'middle';
+                break;
+
+            case 'endArc':
+                x = cx + (r + distance) * Math.cos(middleAngle);
+                y = cy + (r + distance) * Math.sin(middleAngle);
+                textAlign = 'center';
+                textVerticalAlign = 'bottom';
+                break;
+
+            case 'insideEndArc':
+                x = cx + (r - distance) * Math.cos(middleAngle);
+                y = cy + (r - distance) * Math.sin(middleAngle);
+                textAlign = 'center';
+                textVerticalAlign = 'top';
+                break;
+
+            case 'endAngle':
+                x = cx + middleR * Math.cos(endAngle)
+                    + adjustAngleDistanceX(endAngle, distance, true);
+                y = cy + middleR * Math.sin(endAngle)
+                    + adjustAngleDistanceY(endAngle, distance, true);
+                textAlign = 'left';
+                textVerticalAlign = 'middle';
+                break;
+
+            case 'insideEndAngle':
+                x = cx + middleR * Math.cos(endAngle)
+                    + adjustAngleDistanceX(endAngle, -distance, true);
+                y = cy + middleR * Math.sin(endAngle)
+                    + adjustAngleDistanceY(endAngle, -distance, true);
+                textAlign = 'right';
+                textVerticalAlign = 'middle';
+                break;
+
+            default:
+                return calculateTextPosition(
+                    out,
+                    opts as ElementTextConfig,
+                    boundingRect
+                );
+        }
+
+        out = out || {} as TextPositionCalculationResult;
+        out.x = x;
+        out.y = y;
+        out.align = textAlign;
+        out.verticalAlign = textVerticalAlign;
+
+        return out;
+    };
+}
+
+export function setSectorTextRotation<T extends (string | (number | string)[])>(
+    sector: Sector,
+    textPosition: T,
+    positionMapping: (seriesLabelPosition: T) => SectorTextPosition,
+    rotateType: number | 'auto'
+) {
+    if (typeof rotateType === 'number') {
+        // user-set rotation
+        sector.setTextConfig({
+            rotation: rotateType
+        });
+        return;
+    }
+    else if (isArray(textPosition)) {
+        // user-set position, use 0 as auto rotation
+        sector.setTextConfig({
+            rotation: 0
+        });
+        return;
+    }
+
+    const shape = sector.shape;
+    const startAngle = shape.clockwise ? shape.startAngle : shape.endAngle;
+    const endAngle = shape.clockwise ? shape.endAngle : shape.startAngle;
+    const middleAngle = (startAngle + endAngle) / 2;
+
+    let anchorAngle;
+    const mappedSectorPosition = positionMapping(textPosition);
+    switch (mappedSectorPosition) {
+        case 'startArc':
+        case 'insideStartArc':
+        case 'middle':
+        case 'insideEndArc':
+        case 'endArc':
+            anchorAngle = middleAngle;
+            break;
+
+        case 'startAngle':
+        case 'insideStartAngle':
+            anchorAngle = startAngle;
+            break;
+
+        case 'endAngle':
+        case 'insideEndAngle':
+            anchorAngle = endAngle;
+            break;
+
+        default:
+            sector.setTextConfig({
+                rotation: 0
+            });
+            return;
+    }
+
+    let rotate = Math.PI * 1.5 - anchorAngle;
+    /**
+     * TODO: labels with rotate > Math.PI / 2 should be rotate another
+     * half round flipped to increase readability. However, only middle
+     * position supports this for now, because in other positions, the
+     * anchor point is not at the center of the text, so the positions
+     * after rotating is not as expected.
+     */
+    if (mappedSectorPosition === 'middle' && rotate > Math.PI / 2 && rotate < Math.PI * 1.5) {
+        rotate -= Math.PI;
+    }
+
+    sector.setTextConfig({
+        rotation: rotate
+    });
+}
+
+function adjustAngleDistanceX(angle: number, distance: number, isEnd: boolean) {
+    return distance * Math.sin(angle) * (isEnd ? -1 : 1);
+}
+
+function adjustAngleDistanceY(angle: number, distance: number, isEnd: boolean) {
+    return distance * Math.cos(angle) * (isEnd ? 1 : -1);
+}
diff --git a/src/model/Series.ts b/src/model/Series.ts
index 1972ca7..cf49226 100644
--- a/src/model/Series.ts
+++ b/src/model/Series.ts
@@ -23,7 +23,8 @@
 import {
     DataHost, DimensionName, StageHandlerProgressParams,
     SeriesOption, ZRColor, BoxLayoutOptionMixin,
-    ScaleDataValue, Dictionary, OptionDataItemObject, SeriesDataType
+    ScaleDataValue, Dictionary, OptionDataItemObject, SeriesDataType,
+    ColorBy
 } from '../util/types';
 import ComponentModel, { ComponentModelConstructor } from './Component';
 import {PaletteMixin} from './mixin/palette';
@@ -157,8 +158,6 @@
     // If ignore style on data. It's only for global visual/style.ts
     // Enabled when series it self will handle it.
     ignoreStyleOnData: boolean;
-    // If use palette on each data.
-    useColorPaletteOnData: boolean;
     // If do symbol visual encoding
     hasSymbolVisual: boolean;
     // Default symbol type.
@@ -181,7 +180,6 @@
         const proto = SeriesModel.prototype;
         proto.type = 'series.__base__';
         proto.seriesIndex = 0;
-        proto.useColorPaletteOnData = false;
         proto.ignoreStyleOnData = false;
         proto.hasSymbolVisual = false;
         proto.defaultSymbol = 'circle';
@@ -396,6 +394,15 @@
         return inner(this).dataBeforeProcessed;
     }
 
+    getColorBy(): ColorBy {
+        const colorBy = this.get('colorBy');
+        return colorBy || 'series';
+    }
+
+    isColorBySeries(): boolean {
+        return this.getColorBy() === 'series';
+    }
+
     /**
      * Get base axis if has coordinate system and has axis.
      * By default use coordSys.getBaseAxis();
@@ -541,6 +548,7 @@
             return true;
         }
 
+        // NOTE: don't support define universalTransition in global option yet.
         const universalTransitionOpt = this.option.universalTransition;
         // Quick reject
         if (!universalTransitionOpt) {
diff --git a/src/model/globalDefault.ts b/src/model/globalDefault.ts
index 838491a..304a550 100644
--- a/src/model/globalDefault.ts
+++ b/src/model/globalDefault.ts
@@ -32,18 +32,9 @@
     darkMode: 'auto',
     // backgroundColor: 'rgba(0,0,0,0)',
 
-    // https://dribbble.com/shots/1065960-Infographic-Pie-chart-visualization
-    // color: ['#5793f3', '#d14a61', '#fd9c35', '#675bba', '#fec42c', '#dd4444', '#d4df5a', '#cd4870'],
-    // Light colors:
-    // color: ['#bcd3bb', '#e88f70', '#edc1a5', '#9dc5c8', '#e1e8c8', '#7b7c68', '#e5b5b5', '#f0b489', '#928ea8', '#bda29a'],
-    // color: ['#cc5664', '#9bd6ec', '#ea946e', '#8acaaa', '#f1ec64', '#ee8686', '#a48dc1', '#5da6bc', '#b9dcae'],
-    // Dark colors:
-    // color: [
-    //     '#c23531', '#2f4554', '#61a0a8', '#d48265', '#91c7ae', '#749f83',
-    //     '#ca8622', '#bda29a', '#6e7074', '#546570', '#c4ccd3'
-    // ],
+    colorBy: 'series',
+
     color: [
-        // '#51689b', '#ce5c5c', '#fbc357', '#8fbf8f', '#659d84', '#fb8e6a', '#c77288', '#786090', '#91c4c5', '#6890ba'
         '#5470c6',
         '#91cc75',
         '#fac858',
diff --git a/src/util/innerStore.ts b/src/util/innerStore.ts
index 9fa4355..dbaaecf 100644
--- a/src/util/innerStore.ts
+++ b/src/util/innerStore.ts
@@ -51,4 +51,26 @@
         option: ComponentItemTooltipOption<unknown>;
     };
 }
+
 export const getECData = makeInner<ECData, Element>();
+
+export const setCommonECData = (seriesIndex: number, dataType: SeriesDataType, dataIdx: number, el: Element) => {
+    if (el) {
+        const ecData = getECData(el);
+        // Add data index and series index for indexing the data by element
+        // Useful in tooltip
+        ecData.dataIndex = dataIdx;
+        ecData.dataType = dataType;
+        ecData.seriesIndex = seriesIndex;
+
+        // TODO: not store dataIndex on children.
+        if (el.type === 'group') {
+            el.traverse(function (child: Element): void {
+                const childECData = getECData(child);
+                childECData.seriesIndex = seriesIndex;
+                childECData.dataIndex = dataIdx;
+                childECData.dataType = dataType;
+            });
+        }
+    }
+};
diff --git a/src/util/number.ts b/src/util/number.ts
index b916053..2ec02f3 100644
--- a/src/util/number.ts
+++ b/src/util/number.ts
@@ -359,7 +359,7 @@
                 +match[4] || 0,
                 +(match[5] || 0),
                 +match[6] || 0,
-                +match[7] || 0
+                match[7] ? +match[7].substring(0, 3) : 0
             );
         }
         // Timezoneoffset of Javascript Date has considered DST (Daylight Saving Time,
@@ -381,7 +381,7 @@
                 hour,
                 +(match[5] || 0),
                 +match[6] || 0,
-                +match[7] || 0
+                match[7] ? +match[7].substring(0, 3) : 0
             ));
         }
     }
diff --git a/src/util/styleCompat.ts b/src/util/styleCompat.ts
index bcc817b..d70a601 100644
--- a/src/util/styleCompat.ts
+++ b/src/util/styleCompat.ts
@@ -85,6 +85,10 @@
         hasOwn(srcStyle, 'rich') && (textContentStyle.rich = srcStyle.rich);
         hasOwn(srcStyle, 'textFill') && (textContentStyle.fill = srcStyle.textFill);
         hasOwn(srcStyle, 'textStroke') && (textContentStyle.stroke = srcStyle.textStroke);
+        hasOwn(srcStyle, 'fontFamily') && (textContentStyle.fontFamily = srcStyle.fontFamily);
+        hasOwn(srcStyle, 'fontSize') && (textContentStyle.fontSize = srcStyle.fontSize);
+        hasOwn(srcStyle, 'fontStyle') && (textContentStyle.fontStyle = srcStyle.fontStyle);
+        hasOwn(srcStyle, 'fontWeight') && (textContentStyle.fontWeight = srcStyle.fontWeight);
 
         textContent = {
             type: 'text',
diff --git a/src/util/symbol.ts b/src/util/symbol.ts
index 5e1c00f..602ea48 100644
--- a/src/util/symbol.ts
+++ b/src/util/symbol.ts
@@ -19,12 +19,13 @@
 
 // Symbol factory
 
-import * as zrUtil from 'zrender/src/core/util';
+import { each, isArray, retrieve2 } from 'zrender/src/core/util';
 import * as graphic from './graphic';
 import BoundingRect from 'zrender/src/core/BoundingRect';
-import {calculateTextPosition} from 'zrender/src/contain/text';
+import { calculateTextPosition } from 'zrender/src/contain/text';
 import { Dictionary } from 'zrender/src/core/types';
-import { ZRColor } from './types';
+import { SymbolOptionMixin, ZRColor } from './types';
+import { parsePercent } from './number';
 
 export type ECSymbol = graphic.Path & {
     __isEmptyBrush?: boolean
@@ -263,7 +264,7 @@
 };
 
 export const symbolBuildProxies: Dictionary<ECSymbol> = {};
-zrUtil.each(symbolCtors, function (Ctor, name) {
+each(symbolCtors, function (Ctor, name) {
     symbolBuildProxies[name] = new Ctor();
 });
 
@@ -384,3 +385,26 @@
 
     return symbolPath as ECSymbol;
 }
+
+export function normalizeSymbolSize(symbolSize: number | number[]): [number, number] {
+    if (!isArray(symbolSize)) {
+        symbolSize = [+symbolSize, +symbolSize];
+    }
+    return [symbolSize[0] || 0, symbolSize[1] || 0];
+}
+
+export function normalizeSymbolOffset(
+    symbolOffset: SymbolOptionMixin['symbolOffset'],
+    symbolSize: number[]
+): [number, number] {
+    if (symbolOffset == null) {
+        return;
+    }
+    if (!isArray(symbolOffset)) {
+        symbolOffset = [symbolOffset, symbolOffset];
+    }
+    return [
+        parsePercent(symbolOffset[0], symbolSize[0]) || 0,
+        parsePercent(retrieve2(symbolOffset[1], symbolOffset[0]), symbolSize[1]) || 0
+    ];
+}
diff --git a/src/util/time.ts b/src/util/time.ts
index d71a8da..09d7bab 100644
--- a/src/util/time.ts
+++ b/src/util/time.ts
@@ -37,8 +37,8 @@
     hour: '{HH}:{mm}',
     minute: '{HH}:{mm}',
     second: '{HH}:{mm}:{ss}',
-    millisecond: '{hh}:{mm}:{ss} {SSS}',
-    none: '{yyyy}-{MM}-{dd} {hh}:{mm}:{ss} {SSS}'
+    millisecond: '{HH}:{mm}:{ss} {SSS}',
+    none: '{yyyy}-{MM}-{dd} {HH}:{mm}:{ss} {SSS}'
 };
 
 const fullDayFormatter = '{yyyy}-{MM}-{dd}';
diff --git a/src/util/types.ts b/src/util/types.ts
index 8c6d766..82a691f 100644
--- a/src/util/types.ts
+++ b/src/util/types.ts
@@ -850,6 +850,12 @@
     borderMiterLimit?: number
 }
 
+export type ColorBy = 'series' | 'data';
+
+export interface SunburstColorByMixin {
+    colorBy?: ColorBy
+}
+
 export type AnimationDelayCallbackParam = {
     count: number
     index: number
@@ -931,7 +937,7 @@
 export type SymbolSizeCallback<T> = (rawValue: any, params: T) => number | number[];
 export type SymbolCallback<T> = (rawValue: any, params: T) => string;
 export type SymbolRotateCallback<T> = (rawValue: any, params: T) => number;
-export type SymbolOffsetCallback<T> = (rawValue: any, params: T) => (string | number)[];
+export type SymbolOffsetCallback<T> = (rawValue: any, params: T) => string | number | (string | number)[];
 /**
  * Mixin of option set to control the element symbol.
  * Include type of symbol, and size of symbol.
@@ -950,7 +956,7 @@
 
     symbolKeepAspect?: boolean
 
-    symbolOffset?: (string | number)[] | (unknown extends T ? never : SymbolOffsetCallback<T>)
+    symbolOffset?: string | number | (string | number)[] | (unknown extends T ? never : SymbolOffsetCallback<T>)
 }
 
 /**
@@ -1228,13 +1234,15 @@
      * For sync callback
      * params will be an array on axis trigger.
      */
-    (params: T, asyncTicket: string): string | HTMLElement[]
+    (params: T, asyncTicket: string): string | HTMLElement | HTMLElement[]
     /**
      * For async callback.
      * Returned html string will be a placeholder when callback is not invoked.
      */
-    (params: T, asyncTicket: string, callback: (cbTicket: string, htmlOrDomNodes: string | HTMLElement[]) => void)
-        : string | HTMLElement[]
+    (
+        params: T, asyncTicket: string,
+        callback: (cbTicket: string, htmlOrDomNodes: string | HTMLElement | HTMLElement[]) => void
+    ) : string | HTMLElement | HTMLElement[]
 }
 
 type TooltipBuiltinPosition = 'inside' | 'top' | 'left' | 'right' | 'bottom';
@@ -1597,6 +1605,8 @@
     // Needs to be override
     data?: unknown
 
+    colorBy?: ColorBy
+
     legendHoverLink?: boolean
 
     /**
@@ -1656,11 +1666,8 @@
 }
 
 export interface SeriesOnPolarOptionMixin {
-    radiusAxisIndex?: number
-    angleAxisIndex?: number
-
-    radiusAxisId?: string
-    angleAxisId?: string
+    polarIndex?: number
+    polarId?: string;
 }
 
 export interface SeriesOnSingleOptionMixin {
diff --git a/src/visual/aria.ts b/src/visual/aria.ts
index 62b2eca..baa1e8f 100644
--- a/src/visual/aria.ts
+++ b/src/visual/aria.ts
@@ -24,7 +24,7 @@
 import Model from '../model/Model';
 import SeriesModel from '../model/Series';
 import {makeInner} from '../util/model';
-import {Dictionary, DecalObject, InnerDecalObject, AriaOption} from '../util/types';
+import {Dictionary, DecalObject, InnerDecalObject, AriaOption, SeriesOption} from '../util/types';
 import {LocaleOption} from '../core/locale';
 import { getDecalFromPalette } from '../model/mixin/palette';
 import type {TitleOption} from '../component/title/install';
@@ -67,8 +67,8 @@
             // Each type of series use one scope.
             // Pie and funnel are using diferrent scopes
             const paletteScopeGroupByType = zrUtil.createHashMap<object>();
-            ecModel.eachSeries(function (seriesModel) {
-                if (!seriesModel.useColorPaletteOnData) {
+            ecModel.eachSeries((seriesModel: SeriesModel) => {
+                if (seriesModel.isColorBySeries()) {
                     return;
                 }
                 let decalScope = paletteScopeGroupByType.get(seriesModel.type);
@@ -79,7 +79,7 @@
                 inner(seriesModel).scope = decalScope;
             });
 
-            ecModel.eachRawSeries(seriesModel => {
+            ecModel.eachRawSeries((seriesModel: SeriesModel) => {
                 if (ecModel.isSeriesFiltered(seriesModel)) {
                     return;
                 }
@@ -91,7 +91,7 @@
 
                 const data = seriesModel.getData();
 
-                if (seriesModel.useColorPaletteOnData) {
+                if (!seriesModel.isColorBySeries()) {
                     const dataAll = seriesModel.getRawData();
                     const idxMap: Dictionary<number> = {};
                     const decalScope = inner(seriesModel).scope;
diff --git a/src/visual/style.ts b/src/visual/style.ts
index 7d4a0c1..8683a21 100644
--- a/src/visual/style.ts
+++ b/src/visual/style.ts
@@ -18,7 +18,8 @@
 */
 
 import { isFunction, extend, createHashMap } from 'zrender/src/core/util';
-import { StageHandler, CallbackDataParams, ZRColor, Dictionary, InnerDecalObject } from '../util/types';
+import { StageHandler, CallbackDataParams, ZRColor, Dictionary, InnerDecalObject, SeriesOption }
+    from '../util/types';
 import makeStyleMapper from '../model/mixin/makeStyleMapper';
 import { ITEM_STYLE_KEY_MAP } from '../model/mixin/itemStyle';
 import { LINE_STYLE_KEY_MAP } from '../model/mixin/lineStyle';
@@ -179,21 +180,23 @@
         // Each type of series use one scope.
         // Pie and funnel are using diferrent scopes
         const paletteScopeGroupByType = createHashMap<object>();
-        ecModel.eachSeries(function (seriesModel) {
-            if (!seriesModel.useColorPaletteOnData) {
+        ecModel.eachSeries((seriesModel: SeriesModel) => {
+            const colorBy = seriesModel.getColorBy();
+            if (seriesModel.isColorBySeries()) {
                 return;
             }
-            let colorScope = paletteScopeGroupByType.get(seriesModel.type);
+            const key = seriesModel.type + '-' + colorBy;
+            let colorScope = paletteScopeGroupByType.get(key);
             if (!colorScope) {
                 colorScope = {};
-                paletteScopeGroupByType.set(seriesModel.type, colorScope);
+                paletteScopeGroupByType.set(key, colorScope);
             }
             inner(seriesModel).scope = colorScope;
         });
 
 
-        ecModel.eachSeries(function (seriesModel) {
-            if (!seriesModel.useColorPaletteOnData || ecModel.isSeriesFiltered(seriesModel)) {
+        ecModel.eachSeries((seriesModel: SeriesModel) => {
+            if (seriesModel.isColorBySeries() || ecModel.isSeriesFiltered(seriesModel)) {
                 return;
             }
 
diff --git a/src/visual/symbol.ts b/src/visual/symbol.ts
index ae9f625..1e17689 100644
--- a/src/visual/symbol.ts
+++ b/src/visual/symbol.ts
@@ -83,7 +83,7 @@
             symbolSize: seriesSymbolSize as number | number[],
             symbolKeepAspect: keepAspect,
             symbolRotate: seriesSymbolRotate as number,
-            symbolOffset: seriesSymbolOffset as (string | number)[]
+            symbolOffset: seriesSymbolOffset as string | number | (string | number)[]
         });
 
         // Only visible series has each data be visual encoded
diff --git a/test/bar-polar-label.html b/test/bar-polar-label.html
new file mode 100644
index 0000000..85b4f9e
--- /dev/null
+++ b/test/bar-polar-label.html
@@ -0,0 +1,131 @@
+
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+<html>
+    <head>
+        <meta charset="utf-8">
+        <script src="lib/simpleRequire.js"></script>
+        <script src="lib/config.js"></script>
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+    </head>
+    <body>
+        <style>
+            #main0, #main1 {
+                width: 100%;
+                height: 1200px;
+                margin: 20px 0;
+            }
+        </style>
+        <h3>Polar bar series label positions</h3>
+        <div id="main0"></div>
+        <div id="main1"></div>
+        <script>
+
+            require(['echarts'], function (echarts) {
+                function setChart(chartIndex) {
+                    var positions = [
+                        'start', 'insideStart',
+                        'middle',
+                        'insideEnd','end',
+                        'inside', 'outside'
+                    ];
+
+                    var chart = echarts.init(document.getElementById('main' + chartIndex));
+                    var rows = 3;
+                    var cols = 3;
+
+                    var angleAxis = [];
+                    var radiusAxis = [];
+                    var polar = [];
+                    var series = [];
+                    var title = [];
+                    var cnt = positions.length;
+                    for (var i = 0; i < rows; ++i) {
+                        for (var j = 0; j < cols; ++j) {
+                            var id = i * cols + j;
+                            if (id >= cnt) {
+                                break;
+                            }
+                            angleAxis.push({
+                                max: 4,
+                                polarIndex: id,
+                                startAngle: 75
+                            });
+                            radiusAxis.push({
+                                polarIndex: id,
+                                type: 'category',
+                                data: ['a', 'b', 'c', 'd'],
+                                startAngle: 75
+                            });
+                            polar.push({
+                                center: [
+                                    100 / cols * (j + 0.5) + '%',
+                                    100 / rows * (i + 0.5) + '%'
+                                ],
+                                radius: [
+                                    chartIndex ? 10 : 30,
+                                    100 / rows * 0.75 + '%'
+                                ]
+                            });
+                            series.push({
+                                type: 'bar',
+                                data: [
+                                    chartIndex ? 0.5 : 2,
+                                    1.2,
+                                    2.4, 3.6
+                                ],
+                                coordinateSystem: 'polar',
+                                polarIndex: id,
+                                label: {
+                                    show: true,
+                                    position: positions[id],
+                                    formatter: '{b}: {c}',
+                                    borderColor: '#0ff',
+                                    borderWidth: 2,
+                                    // rotate:
+                                }
+                            });
+                            title.push({
+                                text: positions[id],
+                                left: 100 / cols * (j + 0.5) + '%',
+                                top: 100 / rows * (i + 0.92) + '%',
+                                textAlign: 'center'
+                            });
+                        }
+                    }
+
+                    chart.setOption({
+                        title: title,
+                        angleAxis: chartIndex ? angleAxis : radiusAxis,
+                        radiusAxis: chartIndex ? radiusAxis : angleAxis,
+                        polar: polar,
+                        tooltip: {},
+                        series: series,
+                        backgroundColor: '#fff',
+                        animation: 0
+                    });
+                }
+
+                setChart(0);
+                setChart(1);
+            });
+        </script>
+    </body>
+</html>
diff --git a/test/candlestick-case.html b/test/candlestick-case.html
new file mode 100644
index 0000000..2e5a33f
--- /dev/null
+++ b/test/candlestick-case.html
@@ -0,0 +1,369 @@
+<!DOCTYPE html>
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+
+<html>
+    <head>
+        <meta charset="utf-8">
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+        <script src="lib/simpleRequire.js"></script>
+        <script src="lib/config.js"></script>
+        <script src="lib/jquery.min.js"></script>
+        <script src="lib/facePrint.js"></script>
+        <script src="lib/testHelper.js"></script>
+        <!-- <script src="ut/lib/canteen.js"></script> -->
+        <link rel="stylesheet" href="lib/reset.css" />
+    </head>
+    <body>
+        <style>
+        </style>
+
+
+
+        <div id="main0"></div>
+
+
+
+
+
+
+        <script>
+        require([
+            'echarts',
+            // 'map/js/china',
+            // './data/nutrients.json'
+        ], function (echarts) {
+            var option;
+            var upColor = '#ec0000';
+            var upBorderColor = '#8A0000';
+            var downColor = '#00da3c';
+            var downBorderColor = '#008F28';
+
+            // 数据意义:开盘(open),收盘(close),最低(lowest),最高(highest)
+            var data0 = splitData([
+                ['2013/1/24', 2320.26,2320.26,2287.3,2362.94],
+                ['2013/1/25', 2300,2291.3,2288.26,2308.38],
+                ['2013/1/28', 2295.35,2346.5,2295.35,2346.92],
+                ['2013/1/29', 2347.22,2358.98,2337.35,2363.8],
+                ['2013/1/30', 2360.75,2382.48,2347.89,2383.76],
+                ['2013/1/31', 2383.43,2385.42,2371.23,2391.82],
+                ['2013/2/1', 2377.41,2419.02,2369.57,2421.15],
+                ['2013/2/4', 2425.92,2428.15,2417.58,2440.38],
+                ['2013/2/5', 2411,2433.13,2403.3,2437.42],
+                ['2013/2/6', 2432.68,2434.48,2427.7,2441.73],
+                ['2013/2/7', 2430.69,2418.53,2394.22,2433.89],
+                ['2013/2/8', 2416.62,2432.4,2414.4,2443.03],
+                ['2013/2/18', 2441.91,2421.56,2415.43,2444.8],
+                ['2013/2/19', 2420.26,2382.91,2373.53,2427.07],
+                ['2013/2/20', 2383.49,2397.18,2370.61,2397.94],
+                ['2013/2/21', 2378.82,2325.95,2309.17,2378.82],
+                ['2013/2/22', 2322.94,2314.16,2308.76,2330.88],
+                ['2013/2/25', 2320.62,2325.82,2315.01,2338.78],
+                ['2013/2/26', 2313.74,2293.34,2289.89,2340.71],
+                ['2013/2/27', 2297.77,2313.22,2292.03,2324.63],
+                ['2013/2/28', 2322.32,2365.59,2308.92,2366.16],
+                ['2013/3/1', 2364.54,2359.51,2330.86,2369.65],
+                ['2013/3/4', 2332.08,2273.4,2259.25,2333.54],
+                ['2013/3/5', 2274.81,2326.31,2270.1,2328.14],
+                ['2013/3/6', 2333.61,2347.18,2321.6,2351.44],
+                ['2013/3/7', 2340.44,2324.29,2304.27,2352.02],
+                ['2013/3/8', 2326.42,2318.61,2314.59,2333.67],
+                ['2013/3/11', 2314.68,2310.59,2296.58,2320.96],
+                ['2013/3/12', 2309.16,2286.6,2264.83,2333.29],
+                ['2013/3/13', 2282.17,2263.97,2253.25,2286.33],
+                ['2013/3/14', 2255.77,2270.28,2253.31,2276.22],
+                ['2013/3/15', 2269.31,2278.4,2250,2312.08],
+                ['2013/3/18', 2267.29,2240.02,2239.21,2276.05],
+                ['2013/3/19', 2244.26,2257.43,2232.02,2261.31],
+                ['2013/3/20', 2257.74,2317.37,2257.42,2317.86],
+                ['2013/3/21', 2318.21,2324.24,2311.6,2330.81],
+                ['2013/3/22', 2321.4,2328.28,2314.97,2332],
+                ['2013/3/25', 2334.74,2326.72,2319.91,2344.89],
+                ['2013/3/26', 2318.58,2297.67,2281.12,2319.99],
+                ['2013/3/27', 2299.38,2301.26,2289,2323.48],
+                ['2013/3/28', 2273.55,2236.3,2232.91,2273.55],
+                ['2013/3/29', 2238.49,2236.62,2228.81,2246.87],
+                ['2013/4/1', 2229.46,2234.4,2227.31,2243.95],
+                ['2013/4/2', 2234.9,2227.74,2220.44,2253.42],
+                ['2013/4/3', 2232.69,2225.29,2217.25,2241.34],
+                ['2013/4/8', 2196.24,2211.59,2180.67,2212.59],
+                ['2013/4/9', 2215.47,2225.77,2215.47,2234.73],
+                ['2013/4/10', 2224.93,2226.13,2212.56,2233.04],
+                ['2013/4/11', 2236.98,2219.55,2217.26,2242.48],
+                ['2013/4/12', 2218.09,2206.78,2204.44,2226.26],
+                ['2013/4/15', 2199.91,2181.94,2177.39,2204.99],
+                ['2013/4/16', 2169.63,2194.85,2165.78,2196.43],
+                ['2013/4/17', 2195.03,2193.8,2178.47,2197.51],
+                ['2013/4/18', 2181.82,2197.6,2175.44,2206.03],
+                ['2013/4/19', 2201.12,2244.64,2200.58,2250.11],
+                ['2013/4/22', 2236.4,2242.17,2232.26,2245.12],
+                ['2013/4/23', 2242.62,2184.54,2182.81,2242.62],
+                ['2013/4/24', 2187.35,2218.32,2184.11,2226.12],
+                ['2013/4/25', 2213.19,2199.31,2191.85,2224.63],
+                ['2013/4/26', 2203.89,2177.91,2173.86,2210.58],
+                ['2013/5/2', 2170.78,2174.12,2161.14,2179.65],
+                ['2013/5/3', 2179.05,2205.5,2179.05,2222.81],
+                ['2013/5/6', 2212.5,2231.17,2212.5,2236.07],
+                ['2013/5/7', 2227.86,2235.57,2219.44,2240.26],
+                ['2013/5/8', 2242.39,2246.3,2235.42,2255.21],
+                ['2013/5/9', 2246.96,2232.97,2221.38,2247.86],
+                ['2013/5/10', 2228.82,2246.83,2225.81,2247.67],
+                ['2013/5/13', 2247.68,2241.92,2231.36,2250.85],
+                ['2013/5/14', 2238.9,2217.01,2205.87,2239.93],
+                ['2013/5/15', 2217.09,2224.8,2213.58,2225.19],
+                ['2013/5/16', 2221.34,2251.81,2210.77,2252.87],
+                ['2013/5/17', 2249.81,2282.87,2248.41,2288.09],
+                ['2013/5/20', 2286.33,2299.99,2281.9,2309.39],
+                ['2013/5/21', 2297.11,2305.11,2290.12,2305.3],
+                ['2013/5/22', 2303.75,2302.4,2292.43,2314.18],
+                ['2013/5/23', 2293.81,2275.67,2274.1,2304.95],
+                ['2013/5/24', 2281.45,2288.53,2270.25,2292.59],
+                ['2013/5/27', 2286.66,2293.08,2283.94,2301.7],
+                ['2013/5/28', 2293.4,2321.32,2281.47,2322.1],
+                ['2013/5/29', 2323.54,2324.02,2321.17,2334.33],
+                ['2013/5/30', 2316.25,2317.75,2310.49,2325.72],
+                ['2013/5/31', 2320.74,2300.59,2299.37,2325.53],
+                ['2013/6/3', 2300.21,2299.25,2294.11,2313.43],
+                ['2013/6/4', 2297.1,2272.42,2264.76,2297.1],
+                ['2013/6/5', 2270.71,2270.93,2260.87,2276.86],
+                ['2013/6/6', 2264.43,2242.11,2240.07,2266.69],
+                ['2013/6/7', 2242.26,2210.9,2205.07,2250.63],
+                ['2013/6/13', 2190.1,2148.35,2126.22,2190.1]
+            ]);
+
+
+            function splitData(rawData) {
+                var categoryData = [];
+                var values = [];
+                var itemStyle1 = {
+                    color: "rgba(84,252,252, 0)", //"rgba(84,252,252, 1)",
+                    color0: "rgba(84,252,252, 1)",
+                    borderColor: "rgba(84,252,252, 1)",
+                    borderColor0: "rgba(84,252,252, 1)",
+                };
+                for (var i = 0; i < rawData.length; i++) {
+                    categoryData.push(rawData[i].splice(0, 1)[0]);
+                    if (i > 50){
+                        values.push({
+                            value:rawData[i],
+                            itemStyle: itemStyle1
+                        })
+                    } else {
+                        values.push(rawData[i])
+                    }
+
+                }
+                return {
+                    categoryData: categoryData,
+                    values: values
+                };
+            }
+
+            function calculateMA(dayCount) {
+                var result = [];
+                for (var i = 0, len = data0.values.length; i < len; i++) {
+                    if (i < dayCount) {
+                        result.push('-');
+                        continue;
+                    }
+                    var sum = 0;
+                    for (var j = 0; j < dayCount; j++) {
+                        sum += data0.values[i - j][1];
+                    }
+                    result.push(sum / dayCount);
+                }
+                return result;
+            }
+
+
+
+            option = {
+                title: {
+                    text: '上证指数',
+                    left: 0
+                },
+                tooltip: {
+                    trigger: 'axis',
+                    axisPointer: {
+                        type: 'cross'
+                    }
+                },
+                legend: {
+                    data: ['日K', 'MA5', 'MA10', 'MA20', 'MA30']
+                },
+                grid: {
+                    left: '10%',
+                    right: '10%',
+                    bottom: '15%'
+                },
+                xAxis: {
+                    type: 'category',
+                    data: data0.categoryData,
+                    scale: true,
+                    boundaryGap: false,
+                    axisLine: {onZero: false},
+                    splitLine: {show: false},
+                    splitNumber: 20,
+                    min: 'dataMin',
+                    max: 'dataMax'
+                },
+                yAxis: {
+                    scale: true,
+                    splitArea: {
+                        show: true
+                    }
+                },
+                dataZoom: [
+                    {
+                        type: 'inside',
+                        start: 50,
+                        end: 100
+                    },
+                    {
+                        show: true,
+                        type: 'slider',
+                        top: '90%',
+                        start: 50,
+                        end: 100
+                    }
+                ],
+                series: [
+                    {
+                        name: '日K',
+                        type: 'candlestick',
+                        data: data0.values,
+                        itemStyle: {
+                            color: upColor,
+                            color0: downColor,
+                            borderColor: upBorderColor,
+                            borderColor0: downBorderColor
+                        },
+                        markPoint: {
+                            label: {
+                                normal: {
+                                    formatter: function (param) {
+                                        return param != null ? Math.round(param.value) : '';
+                                    }
+                                }
+                            },
+                            data: [
+                                {
+                                    name: 'XX标点',
+                                    coord: ['2013/5/31', 2300],
+                                    value: 2300,
+                                    itemStyle: {
+                                        color: 'rgb(41,60,85)'
+                                    }
+                                },
+                                {
+                                    name: 'highest value',
+                                    type: 'max',
+                                    valueDim: 'highest'
+                                },
+                                {
+                                    name: 'lowest value',
+                                    type: 'min',
+                                    valueDim: 'lowest'
+                                },
+                                {
+                                    name: 'average value on close',
+                                    type: 'average',
+                                    valueDim: 'close'
+                                }
+                            ],
+                            tooltip: {
+                                formatter: function (param) {
+                                    return param.name + '<br>' + (param.data.coord || '');
+                                }
+                            }
+                        },
+                        markLine: {
+                            symbol: ['none', 'none'],
+                            data: [
+                                [
+                                    {
+                                        name: 'from lowest to highest',
+                                        type: 'min',
+                                        valueDim: 'lowest',
+                                        symbol: 'circle',
+                                        symbolSize: 10,
+                                        label: {
+                                            show: false
+                                        },
+                                        emphasis: {
+                                            label: {
+                                                show: false
+                                            }
+                                        }
+                                    },
+                                    {
+                                        type: 'max',
+                                        valueDim: 'highest',
+                                        symbol: 'circle',
+                                        symbolSize: 10,
+                                        label: {
+                                            show: false
+                                        },
+                                        emphasis: {
+                                            label: {
+                                                show: false
+                                            }
+                                        }
+                                    }
+                                ],
+                                {
+                                    name: 'min line on close',
+                                    type: 'min',
+                                    valueDim: 'close'
+                                },
+                                {
+                                    name: 'max line on close',
+                                    type: 'max',
+                                    valueDim: 'close'
+                                }
+                            ]
+                        }
+                    }
+                ]
+            };
+
+            var chart = testHelper.create(echarts, 'main0', {
+                title: [
+                    'Test Case From https://github.com/apache/echarts/issues/15017'
+                ],
+                button: [{
+                    text: 'Update',
+                    onclick() {
+                        chart.setOption({
+                            title: {
+                                text: '2011全国宏观经济指标'
+                            }
+                        });
+                    }
+                }],
+                option: option
+            });
+        });
+        </script>
+
+
+    </body>
+</html>
+
diff --git a/test/colorBy.html b/test/colorBy.html
new file mode 100644
index 0000000..4e74318
--- /dev/null
+++ b/test/colorBy.html
@@ -0,0 +1,233 @@
+<!DOCTYPE html>
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+
+<html>
+    <head>
+        <meta charset="utf-8">
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+        <script src="lib/simpleRequire.js"></script>
+        <script src="lib/config.js"></script>
+        <script src="lib/jquery.min.js"></script>
+        <script src="lib/facePrint.js"></script>
+        <script src="lib/testHelper.js"></script>
+        <!-- <script src="ut/lib/canteen.js"></script> -->
+        <link rel="stylesheet" href="lib/reset.css" />
+    </head>
+    <body>
+        <style>
+        </style>
+
+
+
+        <div id="main0"></div>
+
+
+        <div id="main1"></div>
+
+
+        <div id="main2"></div>
+
+
+        <div id="main3"></div>
+
+
+        <div id="main4"></div>
+
+
+
+
+
+
+
+
+
+        <script>
+        require(['echarts'/*, 'map/js/china' */], function (echarts) {
+            var option;
+            // $.getJSON('./data/nutrients.json', function (data) {});
+
+            option = {
+                xAxis: {
+                    type: 'category',
+                    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+                },
+                yAxis: {
+                    type: 'value'
+                },
+                series: [{
+                    data: [120, 200, 150, 80, 70, 110, {value: 130, colorBy: 'seriesId'}],
+                    type: 'bar',
+                    colorBy: 'item'
+                }]
+            };
+
+            var chart = testHelper.create(echarts, 'main0', {
+                title: [
+                    'Bar'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script>
+
+
+<!--
+
+
+
+
+
+        <script>
+        require(['echarts'/*, 'map/js/china' */], function (echarts) {
+            var option;
+            // $.getJSON('./data/nutrients.json', function (data) {});
+
+            option = {
+                xAxis: {},
+                yAxis: {},
+                series: {
+                    type: 'line',
+                    data: [[11, 22], [33, 44]]
+                }
+            };
+
+            var chart = testHelper.create(echarts, 'main1', {
+                title: [
+                    'Test Case Description of main1',
+                    '(Muliple lines and **emphasis** are supported in description)'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script>
+
+
+
+
+
+
+
+
+        <script>
+        require(['echarts'/*, 'map/js/china' */], function (echarts) {
+            var option;
+            // $.getJSON('./data/nutrients.json', function (data) {});
+
+            option = {
+                xAxis: {},
+                yAxis: {},
+                series: {
+                    type: 'line',
+                    data: [[11, 22], [33, 44]]
+                }
+            };
+
+            var chart = testHelper.create(echarts, 'main2', {
+                title: [
+                    'Test Case Description of main2',
+                    '(Muliple lines and **emphasis** are supported in description)'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script>
+
+
+
+
+
+
+
+
+        <script>
+        require(['echarts'/*, 'map/js/china' */], function (echarts) {
+            var option;
+            // $.getJSON('./data/nutrients.json', function (data) {});
+
+            option = {
+                xAxis: {},
+                yAxis: {},
+                series: {
+                    type: 'line',
+                    data: [[11, 22], [33, 44]]
+                }
+            };
+
+            var chart = testHelper.create(echarts, 'main3', {
+                title: [
+                    'Test Case Description of main3',
+                    '(Muliple lines and **emphasis** are supported in description)'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script>
+
+
+
+
+
+
+
+
+        <script>
+        require(['echarts'/*, 'map/js/china' */], function (echarts) {
+            var option;
+            // $.getJSON('./data/nutrients.json', function (data) {});
+
+            option = {
+                xAxis: {},
+                yAxis: {},
+                series: {
+                    type: 'line',
+                    data: [[11, 22], [33, 44]]
+                }
+            };
+
+            var chart = testHelper.create(echarts, 'main4', {
+                title: [
+                    'Test Case Description of main4',
+                    '(Muliple lines and **emphasis** are supported in description)'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script> -->
+
+
+    </body>
+</html>
+
diff --git a/test/effectScatter.html b/test/effectScatter.html
index 30ab909..bce8254 100644
--- a/test/effectScatter.html
+++ b/test/effectScatter.html
@@ -547,12 +547,17 @@
                 });
 
                 setInterval(function () {
+                    var rippleEffectCount = ~~(Math.random() * 9) + 1;
+                    console.log('rippleEffectCount', rippleEffectCount);
                     myChart.setOption({
                         series: [{
                             name: 'Top 5',
                             data: convertData(data.sort(function (a, b) {
                                 return b.value - a.value;
-                            }).slice(0, Math.round(6 * Math.random())))
+                            }).slice(0, Math.round(6 * Math.random()))),
+                            rippleEffect: {
+                                count: rippleEffectCount
+                            }
                         }]
                     });
                 }, 2000);
@@ -561,4 +566,4 @@
 
         </script>
     </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/test/geo-update.html b/test/geo-update.html
index 6c57fe3..a68827d 100644
--- a/test/geo-update.html
+++ b/test/geo-update.html
@@ -38,6 +38,7 @@
 
 
         <div id="main0"></div>
+        <div id="main1"></div>
 
 
 
@@ -375,6 +376,54 @@
         });
         </script>
 
+        <script>
+
+            require(['echarts', 'map/js/china'], function (echarts) {
+                option = {
+                    geo: {
+                        map: 'china',
+                        roam: true
+                    }
+                };
+
+                let zoom = 1;
+                var chart = testHelper.create(echarts, 'main1', {
+                    title: [
+                        'Should switch from hide to show properly',
+                    ],
+                    option: option,
+                    buttons: [{
+                        text: 'Show',
+                        onclick() {
+                            chart.setOption({
+                                geo: {
+                                    show: true
+                                }
+                            });
+                        }
+                    }, {
+                        text: 'Hide',
+                        onclick() {
+                            chart.setOption({
+                                geo: {
+                                    show: false
+                                }
+                            });
+                        }
+                    }, {
+                        text: 'Zoom',
+                        onclick() {
+                            chart.setOption({
+                                geo: {
+                                    zoom: ++zoom
+                                }
+                            });
+                        }
+                    }],
+                    height: 300
+                });
+            });
+        </script>
 
     </body>
 </html>
diff --git a/test/geoScatter.html b/test/geoScatter.html
index 52d8b52..b619b5c 100644
--- a/test/geoScatter.html
+++ b/test/geoScatter.html
@@ -271,6 +271,7 @@
                             data: ['scatter', 'scatter2']
                         },
                         geo: [{
+                            show: false,
                             map: 'china',
                             roam: true,
                             left: 100,
@@ -296,20 +297,6 @@
                                     }
                                 }
                             }]
-                        }, {
-                            map: 'china',
-                            roam: true,
-                            selectedMode: 'multiple',
-                            left: null,
-                            right: 100,
-                            width: 300,
-                            itemStyle: {
-                                repeat: 'repeat',
-                                areaColor: {
-                                    image: pattern,
-                                    repeat: 'repeat'
-                                }
-                            }
                         }],
                         tooltip: {
                             trigger: 'axis',
@@ -320,6 +307,14 @@
                         series: []
                     });
 
+                    setTimeout(function () {
+                        chart.setOption({
+                            geo: {
+                                show: true
+                            }
+                        })
+                    }, 2000)
+
                     chart.on('geoselectchanged', function (param) {
                         console.log(param);
                     });
diff --git a/test/line-case.html b/test/line-case.html
new file mode 100644
index 0000000..066715e
--- /dev/null
+++ b/test/line-case.html
@@ -0,0 +1,460 @@
+<!DOCTYPE html>
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+
+<html>
+    <head>
+        <meta charset="utf-8">
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+        <script src="lib/simpleRequire.js"></script>
+        <script src="lib/config.js"></script>
+        <script src="lib/jquery.min.js"></script>
+        <script src="lib/facePrint.js"></script>
+        <script src="lib/testHelper.js"></script>
+        <!-- <script src="ut/lib/canteen.js"></script> -->
+        <link rel="stylesheet" href="lib/reset.css" />
+    </head>
+    <body>
+        <style>
+        </style>
+
+
+
+        <div id="main0"></div>
+
+
+
+
+
+
+        <script>
+        require([
+            'echarts'
+        ], function (echarts) {
+
+            var option = {
+                backgroundColor: '#fff',
+                animation: false,
+                color: ["#6e2ebf", "#9a2ead", "#87d812", "#20c05b", "#19c6f4", "#0072df"],
+                grid: {
+                    left: '10',
+                    right: '10',
+                    bottom: '20',
+                    containLabel: true
+                },
+                xAxis: [{
+                    type: 'time',
+                    boundaryGap: false
+                }],
+                yAxis: [{
+                    type: 'value',
+                    splitLine: {
+                        show: false
+                    },
+                    max: function(value) {
+                        return 100;
+                    }
+                }],
+                series: [{
+                    id: 'other',
+                    name: 'Other',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: [
+                        [1626560700000, 10.7],
+                        [1626561600000, 10.6],
+                        [1626562500000, 11.1],
+                        [1626563400000, 14.2],
+                        [1626564300000, 12.2],
+                        [1626565200000, 11.7],
+                        [1626566100000, 12.6],
+                        [1626567000000, 13.4],
+                        [1626567900000, 14.3],
+                        [1626568800000, 10.8],
+                        [1626569700000, 13.3],
+                        [1626570600000, 11.8],
+                        [1626571500000, 12.5],
+                        [1626572400000, 14.4],
+                        [1626573300000, 15.8],
+                        [1626574200000, 10.7],
+                        [1626575100000, 11.9],
+                        [1626576000000, 12.7],
+                        [1626576900000, 14.0],
+                        [1626577800000, 12.6],
+                        [1626578700000, 11.0],
+                        [1626579600000, 10.8],
+                        [1626580500000, 14.0],
+                        [1626581400000, 12.6],
+                        [1626582300000, 12.3],
+                        [1626583200000, 10.6],
+                        [1626584100000, 12.3],
+                        [1626585000000, 13.6],
+                        [1626585900000, 11.7],
+                        [1626586800000, 11.1],
+                        [1626587700000, 13.1],
+                        [1626588600000, 11.6],
+                        [1626589500000, 12.1],
+                        [1626590400000, 12.2],
+                        [1626591300000, 12.3],
+                        [1626592200000, 13.5],
+                        [1626593100000, 23.4],
+                        [1626594000000, 19.2],
+                        [1626594900000, 21.8],
+                        [1626595800000, 11.3],
+                        [1626596700000, 13.2],
+                        [1626597600000, 14.7],
+                        [1626598500000, 12.5],
+                        [1626599400000, 12.0],
+                        [1626600300000, 12.9],
+                        [1626601200000, 13.7],
+                        [1626602100000, 12.1],
+                        [1626603000000, 12.2],
+                        [1626603900000, 14.0],
+                        [1626604800000, 11.8],
+                        [1626605700000, 14.5],
+                        [1626606600000, 12.4],
+                        [1626607500000, 13.0],
+                        [1626608400000, 12.3],
+                        [1626609300000, 14.3],
+                        [1626610200000, 13.4],
+                        [1626611100000, 13.2],
+                        [1626612000000, 12.1],
+                        [1626612900000, 11.7],
+                        [1626613800000, 12.2],
+                        [1626614700000, 12.0],
+                        [1626615600000, 10.9],
+                        [1626616500000, 13.0],
+                        [1626617400000, 11.6],
+                        [1626618300000, 13.1],
+                        [1626619200000, 10.9],
+                        [1626620100000, 10.9],
+                        [1626621000000, 10.8],
+                        [1626621900000, 12.6],
+                        [1626622800000, 12.8],
+                        [1626623700000, 9.9],
+                        [1626624600000, 18.7],
+                        [1626625500000, 12.9],
+                        [1626626400000, 12.9],
+                        [1626627300000, 12.0],
+                        [1626628200000, 10.8],
+                        [1626629100000, 12.7],
+                        [1626630000000, 9.9],
+                        [1626630900000, 21.6],
+                        [1626631800000, 19.8],
+                        [1626632700000, 12.4],
+                        [1626633600000, 11.9],
+                        [1626634500000, 19.6],
+                        [1626635400000, 16.0],
+                        [1626636300000, 11.9],
+                        [1626637200000, 10.9],
+                        [1626638100000, 13.7],
+                        [1626639000000, 15.4],
+                        [1626639900000, 11.8],
+                        [1626640800000, 11.6],
+                        [1626641700000, 12.6],
+                        [1626642600000, 13.3],
+                        [1626643500000, 13.9],
+                        [1626644400000, 10.9],
+                        [1626645300000, 38.6],
+                        [1626646200000, 10.4]
+                    ]
+                },
+                {
+                    id: 'system',
+                    name: 'System',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: []
+                },
+                {
+                    id: 'ags',
+                    name: 'A Server',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: [
+                        [1626560700000, 14.3],
+                        [1626561600000, 3.1],
+                        [1626562500000, 4.4],
+                        [1626563400000, 5.4],
+                        [1626564300000, 7.7],
+                        [1626565200000, 3.6],
+                        [1626566100000, 7.5],
+                        [1626567000000, 5.5],
+                        [1626567900000, 11.9],
+                        [1626568800000, 3.9],
+                        [1626569700000, 8.9],
+                        [1626570600000, 7.8],
+                        [1626571500000, 5.9],
+                        [1626572400000, 4.6],
+                        [1626573300000, 8.4],
+                        [1626574200000, 5.4],
+                        [1626575100000, 12.0],
+                        [1626576000000, 4.2],
+                        [1626576900000, 7.4],
+                        [1626577800000, 5.8],
+                        [1626578700000, 8.8],
+                        [1626579600000, 3.1],
+                        [1626580500000, 5.7],
+                        [1626581400000, 6.1],
+                        [1626582300000, 13.9],
+                        [1626583200000, 3.1],
+                        [1626584100000, 5.9],
+                        [1626585000000, 5.9],
+                        [1626585900000, 7.5],
+                        [1626586800000, 3.4],
+                        [1626587700000, 5.7],
+                        [1626588600000, 6.0],
+                        [1626589500000, 9.1],
+                        [1626590400000, 3.2],
+                        [1626591300000, 7.1],
+                        [1626592200000, 5.4],
+                        [1626593100000, 5.9],
+                        [1626594000000, 3.3],
+                        [1626594900000, 7.2],
+                        [1626595800000, 8.2],
+                        [1626596700000, 11.6],
+                        [1626597600000, 3.2],
+                        [1626598500000, 6.9],
+                        [1626599400000, 7.9],
+                        [1626600300000, 5.2],
+                        [1626601200000, 3.5],
+                        [1626602100000, 6.9],
+                        [1626603000000, 5.9],
+                        [1626603900000, 4.6],
+                        [1626604800000, 10.4],
+                        [1626605700000, 5.9],
+                        [1626606600000, 6.4],
+                        [1626607500000, 4.4],
+                        [1626608400000, 5.1],
+                        [1626609300000, 5.4],
+                        [1626610200000, 5.0],
+                        [1626611100000, 5.3],
+                        [1626612000000, 9.2],
+                        [1626612900000, 7.4],
+                        [1626613800000, 4.8],
+                        [1626614700000, 5.8],
+                        [1626615600000, 4.9],
+                        [1626616500000, 7.5],
+                        [1626617400000, 5.1],
+                        [1626618300000, 7.5],
+                        [1626619200000, 12.2],
+                        [1626620100000, 8.4],
+                        [1626621000000, 5.0],
+                        [1626621900000, 7.3],
+                        [1626622800000, 3.3],
+                        [1626623700000, 7.5],
+                        [1626624600000, 5.0],
+                        [1626625500000, 8.4],
+                        [1626626400000, 12.2],
+                        [1626627300000, 7.7],
+                        [1626628200000, 4.9],
+                        [1626629100000, 7.1],
+                        [1626630000000, 3.5],
+                        [1626630900000, 5.6],
+                        [1626631800000, 4.6],
+                        [1626632700000, 7.1],
+                        [1626633600000, 12.6],
+                        [1626634500000, 5.2],
+                        [1626635400000, 5.1],
+                        [1626636300000, 7.5],
+                        [1626637200000, 3.0],
+                        [1626638100000, 5.9],
+                        [1626639000000, 5.2],
+                        [1626639900000, 6.7],
+                        [1626640800000, 15.1],
+                        [1626641700000, 5.5],
+                        [1626642600000, 5.1],
+                        [1626643500000, 6.6],
+                        [1626644400000, 2.9],
+                        [1626645300000, 34.5],
+                        [1626646200000, 5.7]
+                    ]
+                },
+                {
+                    id: 'ptl',
+                    name: 'Z Server',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: []
+                },
+                {
+                    id: 'ads',
+                    name: 'B Server',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: []
+                },
+                {
+                    id: 'web',
+                    name: 'C Server',
+                    type: 'line',
+                    stack: '1',
+                    smooth: 0.2,
+                    lineStyle: {
+                        width: 1
+                    },
+                    showSymbol: false,
+                    areaStyle: {},
+                    data: [
+                        [1626560700000, 0.1],
+                        [1626561600000, 0.0],
+                        [1626562500000, 0.1],
+                        [1626563400000, 0.1],
+                        [1626564300000, 0.1],
+                        [1626565200000, 0.1],
+                        [1626566100000, 0.0],
+                        [1626567000000, 0.1],
+                        [1626567900000, 0.1],
+                        [1626568800000, 0.0],
+                        [1626569700000, 0.0],
+                        [1626570600000, 0.1],
+                        [1626571500000, 0.1],
+                        [1626572400000, 0.0],
+                        [1626573300000, 0.0],
+                        [1626574200000, 0.4],
+                        [1626575100000, 0.1],
+                        [1626576000000, 0.0],
+                        [1626576900000, 0.1],
+                        [1626577800000, 0.1],
+                        [1626578700000, 0.2],
+                        [1626579600000, 0.0],
+                        [1626580500000, 0.1],
+                        [1626581400000, 0.1],
+                        [1626582300000, 0.1],
+                        [1626583200000, 0.0],
+                        [1626584100000, 0.0],
+                        [1626585000000, 0.1],
+                        [1626585900000, 0.2],
+                        [1626586800000, 0.2],
+                        [1626587700000, 0.0],
+                        [1626588600000, 0.0],
+                        [1626589500000, 0.1],
+                        [1626590400000, 0.0],
+                        [1626591300000, 0.1],
+                        [1626592200000, 0.0],
+                        [1626593100000, 0.1],
+                        [1626594000000, 0.0],
+                        [1626594900000, 0.1],
+                        [1626595800000, 0.1],
+                        [1626596700000, 0.3],
+                        [1626597600000, 0.0],
+                        [1626598500000, 0.1],
+                        [1626599400000, 0.1],
+                        [1626600300000, 0.2],
+                        [1626601200000, 0.0],
+                        [1626602100000, 0.1],
+                        [1626603000000, 0.0],
+                        [1626603900000, 0.2],
+                        [1626604800000, 0.1],
+                        [1626605700000, 0.1],
+                        [1626606600000, 0.1],
+                        [1626607500000, 0.2],
+                        [1626608400000, 0.1],
+                        [1626609300000, 0.1],
+                        [1626610200000, 0.1],
+                        [1626611100000, 0.2],
+                        [1626612000000, 0.0],
+                        [1626612900000, 0.1],
+                        [1626613800000, 0.0],
+                        [1626614700000, 0.2],
+                        [1626615600000, 0.1],
+                        [1626616500000, 0.1],
+                        [1626617400000, 0.0],
+                        [1626618300000, 0.1],
+                        [1626619200000, 0.0],
+                        [1626620100000, 0.0],
+                        [1626621000000, 0.0],
+                        [1626621900000, 0.1],
+                        [1626622800000, 0.0],
+                        [1626623700000, 0.1],
+                        [1626624600000, 0.1],
+                        [1626625500000, 0.2],
+                        [1626626400000, 0.1],
+                        [1626627300000, 0.1],
+                        [1626628200000, 0.1],
+                        [1626629100000, 0.2],
+                        [1626630000000, 0.0],
+                        [1626630900000, 0.0],
+                        [1626631800000, 0.1],
+                        [1626632700000, 0.1],
+                        [1626633600000, 0.0],
+                        [1626634500000, 0.1],
+                        [1626635400000, 0.1],
+                        [1626636300000, 0.2],
+                        [1626637200000, 0.0],
+                        [1626638100000, 0.0],
+                        [1626639000000, 0.1],
+                        [1626639900000, 0.1],
+                        [1626640800000, 0.0],
+                        [1626641700000, 0.1],
+                        [1626642600000, 0.1],
+                        [1626643500000, 0.1],
+                        [1626644400000, 0.1],
+                        [1626645300000, 0.1],
+                        [1626646200000, 0.1]
+                    ]
+                }]
+            };
+            var chart = testHelper.create(echarts, 'main0', {
+                title: [
+                    'Test case from https://github.com/apache/echarts/issues/15380'
+                ],
+                option: option
+                // height: 300,
+                // buttons: [{text: 'btn-txt', onclick: function () {}}],
+                // recordCanvas: true,
+            });
+        });
+        </script>
+
+
+    </body>
+</html>
+
diff --git a/test/linear-gradient.html b/test/linear-gradient.html
index 5d06ee2..5ec8200 100644
--- a/test/linear-gradient.html
+++ b/test/linear-gradient.html
@@ -39,8 +39,7 @@
 
         <div id="main0"></div>
         <div id="main1"></div>
-
-
+        <div id="main2"></div>
 
 
 
@@ -87,9 +86,9 @@
                             emphasis: {
                                 focus: 'series'
                             },
-                            lineStyle: {
-                                color: '#FEC171'
-                            },
+                            // lineStyle: {
+                            //     color: '#FEC171'
+                            // },
                             data: [15, 200, 3000, 50000, 1200000],
                             markLine: {
                                 data: [{
@@ -110,35 +109,41 @@
                             emphasis: {
                                 focus: 'series'
                             },
-                            lineStyle: {
-                                color: '#409EFF'
-                            },
+                            // lineStyle: {
+                            //     color: '#409EFF'
+                            // },
                             data: [1200000, 50000, 3000, 200, 15],
                             markLine: {
                                 data: [{
-                                    name: `Y 轴值为 150 的水平线`,
-                                    yAxis: 150
+                                    name: `X 轴值为 4-2 的水平线`,
+                                    xAxis: '4-2'
                                 }],
                                 lineStyle: {
-                                    color: '#30B08F'
+                                    color: 'red'
                                 }
                             }
                         }
                     ],
                     visualMap: {
-                        show: false,
+                        // show: false,
                         pieces: [{
-                            gt: 0,
+                            gte: 0,
                             lte: 150,
                             color: '#30B08F'
                         }, {
                             gt: 150,
                             color: '#C03639'
                         }],
-                        left: '55%',
-                        top: -2,
-                        orient: 'horizontal'
-                    }
+                        outOfRange: {
+                            color: 'gray'
+                        },
+                        right: '10%',
+                        bottom: '10%',
+                        orient: 'vertical'
+                    },
+                    dataZoom: [{
+                        type: 'inside'
+                    }]
                 };
 
                 testHelper.create(echarts, 'main0', {
@@ -223,6 +228,144 @@
 
         </script>
 
+        <script>
+            require(['echarts'], function (echarts) {
+                var option = {
+                    tooltip: {
+                        trigger: 'axis'
+                    },
+                    xAxis: {
+                        type: 'time'
+                    },
+                    yAxis: {
+                        //type: 'log',
+                        //logBase: 2
+                    },
+                    visualMap: {
+                        top: 50,
+                        right: 10,
+                        pieces: [
+                            {
+                                "gte": 300,
+                                "lt": 400,
+                                "color": "#FF2E00"
+                            },
+                            {
+                                "gte": 400,
+                                "color": "#D00000"
+                            }
+                        ],
+                        outOfRange: {
+                            color: '#999'
+                        }
+                    },
+                    dataZoom: [{
+                        startValue: '2014-06-01'
+                    }, {
+                        type: 'inside'
+                    }],
+                    series: {
+                        name: 'Beijing AQI',
+                        type: 'line',
+                        data: [
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626943980000,
+                                    128
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944040000,
+                                    186
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944100000,
+                                    262
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944160000,
+                                    231
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944220000,
+                                    65
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944280000,
+                                    200
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944340000,
+                                    31
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944400000,
+                                    241
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944460000,
+                                    103
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944520000,
+                                    172
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944580000,
+                                    241
+                                ]
+                            },
+                            {
+                                "name": "474eb6f5",
+                                "value": [
+                                    1626944640000,
+                                    222
+                                ]
+                            }
+                        ]
+                    }
+                };
+
+                testHelper.create(echarts, 'main2', {
+                    title: [
+                        'Line color should be correct when visualMap is enabled',
+                        'Test case from https://github.com/apache/echarts/issues/15407'
+                    ],
+                    option: option
+                });
+            });
+        </script>
+
 
 
     </body>
diff --git a/test/pie-label-rotate.html b/test/pie-label-rotate.html
new file mode 100644
index 0000000..bc53f28
--- /dev/null
+++ b/test/pie-label-rotate.html
@@ -0,0 +1,107 @@
+
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+<html>
+    <head>
+        <meta charset="utf-8">
+        <script src="lib/simpleRequire.js"></script>
+        <script src="lib/config.js"></script>
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+    </head>
+    <body>
+        <style>
+            #main0 {
+                width: 100%;
+                height: 1000px;
+                margin: 20px 0;
+            }
+        </style>
+        <h3>Pie series label rotate</h3>
+        <div id="main0"></div>
+        <script>
+
+            require(['echarts'], function (echarts) {
+                function setPieChart() {
+                    var positions = [
+                        'inner', 'center', 'outside'
+                    ];
+                    var rotates = [
+                        undefined,
+                        'radial',
+                        'tangential',
+                        30
+                    ];
+
+                    var chart = echarts.init(document.getElementById('main0'));
+                    var rows = positions.length;
+                    var cols = rotates.length;
+
+                    var series = [];
+                    var title = [];
+                    for (var i = 0; i < rows; ++i) {
+                        for (var j = 0; j < cols; ++j) {
+                            series.push({
+                                type: 'pie',
+                                data: [
+                                    2,
+                                    1.2,
+                                    2.4,
+                                    3.6
+                                ],
+                                label: {
+                                    show: true,
+                                    position: positions[i],
+                                    rotate: rotates[j],
+                                    formatter: 'value: {c}',
+                                    borderColor: '#0ff',
+                                    borderWidth: 2
+                                },
+                                center: [
+                                    100 / cols * (j + 0.5) + '%',
+                                    100 / rows * (i + 0.5) + '%'
+                                ],
+                                radius: [
+                                    30,
+                                    100 / rows * 0.6 + '%'
+                                ]
+                            });
+                            var rotText = j === 3 ? '30°' : rotates[j];
+                            title.push({
+                                text: positions[i] + ', rotate: ' + rotText,
+                                left: 100 / cols * (j + 0.5) + '%',
+                                top: 100 / rows * (i + 0.92) + '%',
+                                textAlign: 'center'
+                            });
+                        }
+                    }
+
+                    chart.setOption({
+                        title: title,
+                        tooltip: {},
+                        series: series,
+                        backgroundColor: '#fff',
+                        animation: 0
+                    });
+                }
+                setPieChart();
+            });
+        </script>
+    </body>
+</html>
diff --git a/test/radar.html b/test/radar.html
index ffb8ae6..64e4e31 100644
--- a/test/radar.html
+++ b/test/radar.html
@@ -76,6 +76,10 @@
                                 show: true
                             }
                         },
+                        itemStyle: {
+                            borderWidth: 3,
+                            borderColor: '#fff'
+                        },
                         // areaStyle: {normal: {}},
                         data : [
                             {
diff --git a/test/radar4.html b/test/radar4.html
index 1063e9d..c9f4752 100644
--- a/test/radar4.html
+++ b/test/radar4.html
@@ -100,6 +100,38 @@
                             ],
                             center : ['75%', 210],
                             radius : 150
+                        },
+                        {
+                            indicator: [{
+                                name: 'a',
+                                max: 13
+                            },
+                            {
+                                name: 'b',
+                                max: 1,
+                                min: 0
+                            },
+                            {
+                                name: 'c',
+                                max: 16000
+                            },
+                            {
+                                name: 'd',
+                                max: 30000
+                            },
+                            {
+                                name: 'e',
+                                max: 38000
+                            },
+                            {
+                                name: 'f',
+                                max: 52000
+                            },
+                            {
+                                name: 'g',
+                                max: 25000
+                            }],
+                            radius : 150
                         }
                     ],
                     series : [
@@ -191,6 +223,22 @@
                                     }
                                 }
                             ]
+                        },
+                        {
+                            name: 'join',
+                            polarIndex: 2,
+                            type: 'radar',
+                            data: [{
+                                value: [
+                                    3,
+                                    1,
+                                    1,
+                                    53,
+                                    66,
+                                    18,
+                                    0.0121
+                                ]
+                            }]
                         }
                     ]
                 });
diff --git a/test/runTest/actions/__meta__.json b/test/runTest/actions/__meta__.json
index c1842e0..2a8d5a5 100644
--- a/test/runTest/actions/__meta__.json
+++ b/test/runTest/actions/__meta__.json
@@ -41,6 +41,7 @@
   "calendar-heatmap": 1,
   "calendar-month": 1,
   "candlestick": 2,
+  "candlestick-case": 1,
   "candlestick-empty": 1,
   "candlestick-large": 4,
   "candlestick-large2": 1,
@@ -86,6 +87,7 @@
   "geo-map-features": 3,
   "geo-svg": 8,
   "geo-svg-demo": 6,
+  "geo-update": 1,
   "geoScatter": 1,
   "getOption": 1,
   "graph": 2,
diff --git a/test/runTest/actions/candlestick-case.json b/test/runTest/actions/candlestick-case.json
new file mode 100644
index 0000000..bc02692
--- /dev/null
+++ b/test/runTest/actions/candlestick-case.json
@@ -0,0 +1 @@
+[{"name":"Action 1","ops":[{"type":"mousedown","time":300,"x":50,"y":77},{"type":"mouseup","time":423,"x":50,"y":77},{"time":424,"delay":400,"type":"screenshot-auto"}],"scrollY":0,"scrollX":0,"timestamp":1626405373145}]
\ No newline at end of file
diff --git a/test/runTest/actions/geo-update.json b/test/runTest/actions/geo-update.json
new file mode 100644
index 0000000..310d357
--- /dev/null
+++ b/test/runTest/actions/geo-update.json
@@ -0,0 +1 @@
+[{"name":"Action 1","ops":[{"type":"mousedown","time":122,"x":81,"y":281},{"type":"mouseup","time":272,"x":81,"y":281},{"time":273,"delay":400,"type":"screenshot-auto"},{"type":"mousemove","time":358,"x":82,"y":280},{"type":"mousemove","time":558,"x":107,"y":277},{"type":"mousedown","time":746,"x":123,"y":278},{"type":"mousemove","time":761,"x":123,"y":278},{"type":"mouseup","time":845,"x":123,"y":278},{"time":846,"delay":400,"type":"screenshot-auto"},{"type":"mousemove","time":973,"x":109,"y":276},{"type":"mousemove","time":1173,"x":28,"y":281},{"type":"mousemove","time":1378,"x":17,"y":280},{"type":"mousedown","time":1620,"x":17,"y":280},{"type":"mouseup","time":1713,"x":17,"y":280},{"time":1714,"delay":400,"type":"screenshot-auto"},{"type":"mousemove","time":1807,"x":17,"y":280},{"type":"mousemove","time":2007,"x":111,"y":274},{"type":"mousemove","time":2208,"x":136,"y":273},{"type":"mousedown","time":2525,"x":136,"y":273},{"type":"mouseup","time":2600,"x":136,"y":273},{"time":2601,"delay":400,"type":"screenshot-auto"}],"scrollY":175,"scrollX":0,"timestamp":1626342039818}]
\ No newline at end of file
diff --git a/test/runTest/actions/universalTransition2.json b/test/runTest/actions/universalTransition2.json
index cdc7262..9e746cd 100644
--- a/test/runTest/actions/universalTransition2.json
+++ b/test/runTest/actions/universalTransition2.json
@@ -1 +1 @@
-[{"name":"Action 1","ops":[{"type":"mousedown","time":472,"x":221,"y":267},{"type":"mouseup","time":561,"x":221,"y":267},{"time":562,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":1020,"x":220,"y":266},{"type":"mousemove","time":1220,"x":72,"y":121},{"type":"mousemove","time":1420,"x":65,"y":106},{"type":"mousemove","time":1625,"x":68,"y":90},{"type":"mousemove","time":1855,"x":68,"y":90},{"type":"mousedown","time":2046,"x":68,"y":90},{"type":"mouseup","time":2124,"x":68,"y":90},{"time":2125,"delay":100,"type":"screenshot-auto"}],"scrollY":0,"scrollX":0,"timestamp":1624199592479},{"name":"Action 2","ops":[{"type":"mousedown","time":515,"x":79,"y":82},{"type":"mouseup","time":628,"x":79,"y":82},{"time":629,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":2160,"x":79,"y":82},{"type":"mouseup","time":2263,"x":79,"y":82},{"time":2264,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":3626,"x":78,"y":82},{"type":"mousemove","time":3828,"x":56,"y":87},{"type":"mousemove","time":4041,"x":39,"y":88},{"type":"mousedown","time":4228,"x":21,"y":87},{"type":"mousemove","time":4241,"x":21,"y":87},{"type":"mouseup","time":4363,"x":21,"y":87},{"time":4364,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":4458,"x":21,"y":87},{"type":"mousemove","time":5091,"x":21,"y":87},{"type":"mousemove","time":5392,"x":21,"y":87},{"type":"mousemove","time":5594,"x":49,"y":87},{"type":"mousedown","time":5814,"x":64,"y":85},{"type":"mousemove","time":5828,"x":64,"y":85},{"type":"mouseup","time":5905,"x":64,"y":85},{"time":5906,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":6041,"x":64,"y":85},{"type":"mousemove","time":6241,"x":51,"y":85},{"type":"mousemove","time":6441,"x":35,"y":87},{"type":"mousemove","time":6641,"x":22,"y":88},{"type":"mousedown","time":6671,"x":20,"y":88},{"type":"mouseup","time":6748,"x":19,"y":88},{"time":6749,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":6842,"x":19,"y":88},{"type":"mousemove","time":7058,"x":19,"y":88},{"type":"mousemove","time":7258,"x":23,"y":88},{"type":"mousemove","time":7458,"x":29,"y":90},{"type":"mousemove","time":7662,"x":31,"y":91},{"type":"mousemove","time":7878,"x":32,"y":91},{"type":"mousemove","time":8112,"x":73,"y":107}],"scrollY":466.8011474609375,"scrollX":0,"timestamp":1624199608724},{"name":"Action 3","ops":[{"type":"mousedown","time":578,"x":86,"y":208},{"type":"mouseup","time":634,"x":86,"y":208},{"time":635,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":2107,"x":86,"y":208},{"type":"mouseup","time":2175,"x":86,"y":208},{"time":2176,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":3607,"x":86,"y":208},{"type":"mouseup","time":3693,"x":86,"y":208},{"time":3694,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":4808,"x":86,"y":208},{"type":"mouseup","time":4931,"x":86,"y":208},{"time":4932,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":6160,"x":86,"y":208},{"type":"mouseup","time":6247,"x":86,"y":208},{"time":6248,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":7192,"x":86,"y":208},{"type":"mouseup","time":7283,"x":86,"y":208},{"time":7284,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":8667,"x":86,"y":208},{"type":"mouseup","time":8725,"x":86,"y":208},{"time":8726,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":10253,"x":86,"y":208},{"type":"mouseup","time":10324,"x":86,"y":208},{"time":10325,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":11021,"x":87,"y":208},{"type":"mousemove","time":11227,"x":298,"y":235},{"type":"mousemove","time":11437,"x":316,"y":236},{"type":"mousemove","time":11637,"x":327,"y":237},{"type":"mousedown","time":11749,"x":329,"y":238},{"type":"mousemove","time":11838,"x":329,"y":238},{"type":"mouseup","time":11885,"x":329,"y":238},{"time":11886,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":12270,"x":329,"y":238},{"type":"mousemove","time":12471,"x":206,"y":218},{"type":"mousemove","time":12676,"x":82,"y":201},{"type":"mousemove","time":12892,"x":78,"y":201},{"type":"mousedown","time":12918,"x":78,"y":201},{"type":"mouseup","time":13009,"x":78,"y":201},{"time":13010,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":14777,"x":78,"y":201},{"type":"mouseup","time":14865,"x":78,"y":201},{"time":14866,"delay":100,"type":"screenshot-auto"}],"scrollY":844.4351806640625,"scrollX":0,"timestamp":1624199620362}]
\ No newline at end of file
+[{"name":"Action 1","ops":[{"type":"mousedown","time":442,"x":233,"y":291},{"type":"mouseup","time":541,"x":233,"y":291},{"time":542,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":796,"x":232,"y":291},{"type":"mousemove","time":1001,"x":113,"y":115},{"type":"mousemove","time":1212,"x":99,"y":92},{"type":"mousemove","time":1412,"x":93,"y":92},{"type":"mousemove","time":1615,"x":87,"y":91},{"type":"mousedown","time":1824,"x":83,"y":90},{"type":"mousemove","time":1834,"x":83,"y":90},{"type":"mouseup","time":1924,"x":83,"y":90},{"time":1925,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":2746,"x":85,"y":91},{"type":"mousemove","time":2946,"x":617,"y":252},{"type":"mousemove","time":3146,"x":620,"y":263},{"type":"mousedown","time":3376,"x":620,"y":263},{"type":"mouseup","time":3489,"x":620,"y":263},{"time":3490,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":4479,"x":611,"y":253},{"type":"mousemove","time":4679,"x":56,"y":69},{"type":"mousemove","time":4879,"x":55,"y":72},{"type":"mousemove","time":5079,"x":67,"y":84},{"type":"mousemove","time":5284,"x":67,"y":84},{"type":"mousedown","time":5469,"x":67,"y":84},{"type":"mouseup","time":5568,"x":67,"y":84},{"time":5569,"delay":100,"type":"screenshot-auto"}],"scrollY":0,"scrollX":0,"timestamp":1625573395168},{"name":"Action 2","ops":[{"type":"mousedown","time":515,"x":79,"y":82},{"type":"mouseup","time":628,"x":79,"y":82},{"time":629,"delay":100,"type":"screenshot-auto"},{"type":"mousedown","time":2160,"x":79,"y":82},{"type":"mouseup","time":2263,"x":79,"y":82},{"time":2264,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":3626,"x":78,"y":82},{"type":"mousemove","time":3828,"x":56,"y":87},{"type":"mousemove","time":4041,"x":39,"y":88},{"type":"mousedown","time":4228,"x":21,"y":87},{"type":"mousemove","time":4241,"x":21,"y":87},{"type":"mouseup","time":4363,"x":21,"y":87},{"time":4364,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":4458,"x":21,"y":87},{"type":"mousemove","time":5091,"x":21,"y":87},{"type":"mousemove","time":5392,"x":21,"y":87},{"type":"mousemove","time":5594,"x":49,"y":87},{"type":"mousedown","time":5814,"x":64,"y":85},{"type":"mousemove","time":5828,"x":64,"y":85},{"type":"mouseup","time":5905,"x":64,"y":85},{"time":5906,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":6041,"x":64,"y":85},{"type":"mousemove","time":6241,"x":51,"y":85},{"type":"mousemove","time":6441,"x":35,"y":87},{"type":"mousemove","time":6641,"x":22,"y":88},{"type":"mousedown","time":6671,"x":20,"y":88},{"type":"mouseup","time":6748,"x":19,"y":88},{"time":6749,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":6842,"x":19,"y":88},{"type":"mousemove","time":7058,"x":19,"y":88},{"type":"mousemove","time":7258,"x":23,"y":88},{"type":"mousemove","time":7458,"x":29,"y":90},{"type":"mousemove","time":7662,"x":31,"y":91},{"type":"mousemove","time":7878,"x":32,"y":91},{"type":"mousemove","time":8112,"x":73,"y":107}],"scrollY":466.8011474609375,"scrollX":0,"timestamp":1624199608724},{"name":"Action 3","ops":[{"type":"mousedown","time":572,"x":85,"y":204},{"type":"mouseup","time":639,"x":85,"y":204},{"time":640,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":2041,"x":85,"y":204},{"type":"mousemove","time":2241,"x":66,"y":207},{"type":"mousemove","time":2445,"x":44,"y":210},{"type":"mousedown","time":2663,"x":44,"y":210},{"type":"mouseup","time":2746,"x":44,"y":210},{"time":2747,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":3858,"x":44,"y":210},{"type":"mousemove","time":4058,"x":67,"y":208},{"type":"mousemove","time":4258,"x":75,"y":208},{"type":"mousedown","time":4331,"x":77,"y":208},{"type":"mouseup","time":4420,"x":77,"y":208},{"time":4421,"delay":100,"type":"screenshot-auto"},{"type":"mousemove","time":4464,"x":77,"y":208},{"type":"mousemove","time":4857,"x":76,"y":208},{"type":"mousemove","time":5741,"x":76,"y":208},{"type":"mousemove","time":5941,"x":43,"y":209},{"type":"mousemove","time":6146,"x":27,"y":210},{"type":"mousedown","time":6367,"x":27,"y":210},{"type":"mouseup","time":6457,"x":27,"y":210},{"time":6458,"delay":100,"type":"screenshot-auto"}],"scrollY":844.4351806640625,"scrollX":0,"timestamp":1625573412957}]
\ No newline at end of file
diff --git a/test/sankey.html b/test/sankey.html
index 74091be..777255d 100644
--- a/test/sankey.html
+++ b/test/sankey.html
@@ -70,7 +70,18 @@
                                 color: 'gradient',
                                 curveness: 0.5
                             }
-                        }
+                        },
+                        {
+                            orient: 'vertical',
+                            type: 'sankey',
+                            focusNodeAdjacency: true,
+                            data: data.nodes,
+                            links: data.links,
+                            lineStyle: {
+                                color: 'gradient',
+                                curveness: 0.5
+                            }
+                        },
                     ]
                 });
             });
diff --git a/test/scatter.html b/test/scatter.html
index 3fd4fbb..19d6eb3 100644
--- a/test/scatter.html
+++ b/test/scatter.html
@@ -76,10 +76,9 @@
                         }
                     },
                     tooltip: {
-                        trigger: 'axis',
-                        axisPointer: {
-                            type: 'cross'
-                        }
+                        trigger: 'item',
+                        position: 'top',
+                        borderWidth: 4
                     },
                     xAxis: {
                         type: 'value',
@@ -158,4 +157,4 @@
 
         </script>
     </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/test/tooltip-domnode.html b/test/tooltip-domnode.html
index 50686c3..dc53d02 100644
--- a/test/tooltip-domnode.html
+++ b/test/tooltip-domnode.html
@@ -33,6 +33,9 @@
     </head>
     <body>
         <div id="main0"></div>
+        <div id="main1"></div>
+        <div id="main2"></div>
+        <div id="main3"></div>
         <script>
             require(['echarts'/*, 'map/js/china' */], function (echarts) {
                 var option;
@@ -69,6 +72,91 @@
             });
         </script>
 
+        <script>
+            require(['echarts'], function (echarts) {
+                var option;
+                var tooltipContent = document.createElement('span');
+                tooltipContent.innerText = 'Tooltip formatter is a DOM node (not function callback)';
+
+                option = {
+                    xAxis: {},
+                    yAxis: {},
+                    series: {
+                        type: 'line',
+                        data: [[11, 22], [33, 44], [55, 66]]
+                    },
+                    tooltip: {
+                        formatter: tooltipContent
+                    }
+                };
+
+                var chart = testHelper.create(echarts, 'main1', {
+                    title: [
+                        'Tooltip formatter is DOM node (not function callback)'
+                    ],
+                    option: option
+                });
+            });
+        </script>
+
+        <script>
+            require(['echarts'], function (echarts) {
+                var option;
+                var tooltipContent = document.createElement('a');
+                tooltipContent.href = 'javascript:void(0);';
+                tooltipContent.onclick = () => console.log('test');
+                tooltipContent.textContent = 'Olala';
+
+                option = {
+                    xAxis: {},
+                    yAxis: {},
+                    series: {
+                        type: 'line',
+                        data: [[11, 22], [33, 44], [55, 66]]
+                    },
+                    tooltip: {
+                        position: 'top',
+                        enterable: true,
+                        formatter: [tooltipContent]
+                    }
+                };
+
+                var chart = testHelper.create(echarts, 'main2', {
+                    title: [
+                        'Tooltip should show DOM content instead of the string **[object HTMLSpanElement]**',
+                        'https://github.com/apache/echarts/issues/15307'
+                    ],
+                    option: option
+                });
+            });
+        </script>
+
+        <script>
+            require(['echarts'], function (echarts) {
+                var option;
+
+                option = {
+                    xAxis: {},
+                    yAxis: {},
+                    series: {
+                        type: 'line',
+                        data: [[11, 22], [33, 44], [55, 66]]
+                    },
+                    tooltip: {
+                        position: 'top',
+                        enterable: true,
+                        formatter: []
+                    }
+                };
+
+                var chart = testHelper.create(echarts, 'main3', {
+                    title: [
+                        'Tooltip should show nothing',
+                    ],
+                    option: option
+                });
+            });
+        </script>
 
     </body>
 </html>
diff --git a/test/tree-basic.html b/test/tree-basic.html
index 07bd697..a9ea9ff 100644
--- a/test/tree-basic.html
+++ b/test/tree-basic.html
@@ -114,13 +114,13 @@
                 });
 
                 setTimeout(function() {
-                    var newData = echarts.util.clone(data);
-                    newData.children.splice(0, 1);
+                    // replace root node
+                    var newData = [data.children[1]];
                     chart.setOption({
                         series: [{
                             type: 'tree',
                             id: '3',
-                            data: [newData]
+                            data: newData
                         }]
                     }, false);
                 }, 1000);
diff --git a/test/universalTransition2.html b/test/universalTransition2.html
index 860ce29..ef3a998 100644
--- a/test/universalTransition2.html
+++ b/test/universalTransition2.html
@@ -149,9 +149,13 @@
                                 fontSize: 18
                             },
                             onclick() {
-                                chart.setOption(option);
+                                chart.setOption(option, {
+                                    replaceMerge: ['xAxis', 'yAxis']
+                                });
                             }
                         }]
+                    }, {
+                        replaceMerge: ['xAxis', 'yAxis']
                     });
                 }
             });
@@ -416,21 +420,27 @@
                     yAxis: {
                         scale: true
                     },
-                    universalTransition: {
-                        enabled: true,
-                        delay(idx, count) {
-                            return (idx / count) * 1000;
-                        }
-                    },
                     series: [{
                         type: 'scatter',
                         id: 'female',
                         dataGroupId: 'female',
+                        universalTransition: {
+                            enabled: true,
+                            delay(idx, count) {
+                                return (idx / count) * 1000;
+                            }
+                        },
                         data: femaleData
                     }, {
                         type: 'scatter',
                         id: 'male',
                         dataGroupId: 'male',
+                        universalTransition: {
+                            enabled: true,
+                            delay(idx, count) {
+                                return (idx / count) * 1000;
+                            }
+                        },
                         data: maleDeta
                     }]
                 };
diff --git a/test/ut/spec/util/number.test.ts b/test/ut/spec/util/number.test.ts
index ae96c38..e211ea8 100755
--- a/test/ut/spec/util/number.test.ts
+++ b/test/ut/spec/util/number.test.ts
@@ -271,6 +271,7 @@
             expect(+parseDate('2012-03-04T05:06:07.123-0700')).toEqual(1330862767123);
             expect(+parseDate('2012-03-04T05:06:07.123-07:00')).toEqual(1330862767123);
             expect(+parseDate('2012-03-04T5:6:7.123-07:00')).toEqual(1330862767123);
+            expect(+parseDate('2012-03-04T05:06:07.123000Z')).toEqual(+new Date('2012-03-04T05:06:07.123Z'));
 
             // Other string
             expect(+parseDate('2012')).toEqual(+new Date('2012-01-01T00:00:00'));