Update download page (#403)

diff --git a/docs/download/download.md b/docs/download/download.md
index c03744e..27a2190 100644
--- a/docs/download/download.md
+++ b/docs/download/download.md
@@ -1,25 +1,35 @@
 # Download

+Use the link below to download Weex release from one of Apache mirror site.

 

-# Verification

- you can follow these [procedures](https://www.apache.org/dyn/closer.cgi#verify) and the [KEYS](https://dist.apache.org/repos/dist/dev/incubator/weex/KEYS) file to verify the download files

+Weex Release is all about source code, not binary, ref [ASF policy on software release](http://www.apache.org/legal/release-policy.html#compiled-packages).

 

+:::WARNING

+Every Weex Release includes source together with corresponding cryptographic signatures and checksums. You should always verify the file downloaded file from mirror with checksum and signature using the [procedures](https://www.apache.org/dyn/closer.cgi#verify) and [KEYS](https://dist.apache.org/repos/dist/dev/incubator/weex/KEYS).

+:::

 

-# Apache Weex

-> GitHub: [https://github.com/apache/incubator-weex](https://github.com/apache/incubator-weex)    

-> Release Notes: [https://github.com/apache/incubator-weex](https://github.com/apache/incubator-weex/releases)

+:::TIP

+Weex provides binary files in every release only for users' convenience. Binary files are never part of any release.

+:::

 

-## 0.20.0

-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.asc) | [sha512](https://www.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.sha512)

+# Latest Release

+## 0.24.0

+* Released in May 23, 2019

+* [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz.asc) | [sha](https://dist.apache.org/repos/dist/release/incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz.sha512)

+* Binary

+    * Android 

+        `compile 'com.taobao.android:weex_sdk:0.24.0'`

+    * iOS 

+        `pod "WeexSDK","0.24.0"`

+

+# Archived Release

+## 0.20.0 

+* Released in Nov 30, 2018

+* [source]https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz) | [asc](https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.asc) | [sha](https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.sha512)

 

 ## 0.19.0

-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.asc) | [sha512](https://www.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.sha512)

+* Released in Oct 30, 2018

+* [source](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz) | [asc](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.asc) | [sha512](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.sha512)

 

-## 0.12.0-incubating

-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.asc) | [sha](https://www.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.sha)

-

-

-

-

-

-

-

+## 0.12.0

+* Released in Jun 9, 2017

+* [source](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz) | [asc](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.asc) | [sha512](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.sha)
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diff --git a/docs/zh/download/download.md b/docs/zh/download/download.md
index 924c497..fd51836 100644
--- a/docs/zh/download/download.md
+++ b/docs/zh/download/download.md
@@ -1,23 +1,35 @@
 # 下载
+你可以使用下面的链接从 Apache 镜像网站下载 Weex Release.
 
-# 验证
- 你可以根据[procedures](https://www.apache.org/dyn/closer.cgi#verify) 文档和[KEYS](https://dist.apache.org/repos/dist/dev/incubator/weex/KEYS) 文件来验证下载文件。
- 
-# Apache Weex
-> GitHub: [https://github.com/apache/incubator-weex](https://github.com/apache/incubator-weex)    
-> Release Notes: [https://github.com/apache/incubator-weex](https://github.com/apache/incubator-weex/releases)
+根据[ASF policy on software release](http://www.apache.org/legal/release-policy.html#compiled-packages),Weex Release 包含且只包含源代码。
 
-## 0.20.0
-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.asc) | [sha512](https://www.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.sha512)
+:::WARNING
+每一个Weex Release 中均包含源代码及对应的签名和哈希校验。在 Apache 镜像网站下载 Weex Release 后,你应该使用签名文件和哈希值验证你的下载。你可以根据[校验流程](https://www.apache.org/dyn/closer.cgi#verify) 文档和[密钥文件](https://dist.apache.org/repos/dist/dev/incubator/weex/KEYS) 来验证下载。
+:::
+
+:::TIP
+出于方便开发者的考虑,Weex提供二进制产物(*JCenter 与Cocoapods*),但二进制产物不是 Weex Release 的一部分。
+:::
+
+# 最新版本
+## 0.24.0
+* 发布日期 2019年5月23日
+* [源代码](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz&action=download) | [签名](https://www.apache.org/dist/incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz.asc) | [哈希](https://dist.apache.org/repos/dist/release/incubator/weex/0.24.0/apache-weex-incubating-0.24.0-src.tar.gz.sha512)
+* 二进制下载渠道
+    * Android 
+        `compile 'com.taobao.android:weex_sdk:0.24.0'`
+    * iOS 
+        `pod "WeexSDK","0.24.0"`
+
+# 历史版本
+## 0.20.0 
+* 发布日期 2018年11月30日
+* [源代码]https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz) | [签名](https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.asc) | [哈希](https://archive.apache.org/dist/incubator/weex/0.20.0/apache-weex-incubating-0.20.0-src.tar.gz.sha512)
 
 ## 0.19.0
-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.asc) | [sha512](https://www.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.sha512)
+* 发布日期 2018年10月30日
+* [源代码](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz) | [签名](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.asc) | [哈希](https://archive.apache.org/dist/incubator/weex/0.19.0/apache-weex-incubating-0.19.0-src.tar.gz.sha512)
 
-## 0.12.0-incubating
-- [source](https://www.apache.org/dyn/closer.cgi?filename=incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz&action=download) | [asc](https://www.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.asc) | [sha](https://www.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.sha)
-
-
-
-
-
-
+## 0.12.0
+* 发布日期 2017年6月9日
+* [源代码](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz) | [签名](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.asc) | [哈希](https://archive.apache.org/dist/incubator/weex/0.12.0-incubating/apache-weex-incubating-0.12.0-src.tar.gz.sha)
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