fix: update twitter account of ECharts.
diff --git a/_jade/components/footer.jade b/_jade/components/footer.jade
index 9e5ddfd..e2fa188 100644
--- a/_jade/components/footer.jade
+++ b/_jade/components/footer.jade
@@ -7,7 +7,7 @@
                 .icon-panel
                     a.footer-icon(href='mailto:dev@echarts.apache.org?body=%28Thanks%20for%20using%20ECharts.%20Email%20us%20if%20you%20have%20non-technical%20problems%20using%20ECharts.%20For%20technical%20support%2C%20please%20go%20to%20https%3A//github.com/apache/echarts/issues%20.%29')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-email.png?_v_=#{cdnPayVersion}')
-                    a.footer-icon(href='https://twitter.com/EChartsJs')
+                    a.footer-icon(href='https://twitter.com/ApacheECharts')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-twitter.png?_v_=#{cdnPayVersion}')
                     a.footer-icon(href='https://weibo.com/u/5160877841')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-weibo.png?_v_=#{cdnPayVersion}')
diff --git a/_jade/en/footer.jade b/_jade/en/footer.jade
index f63dca7..3e449d8 100644
--- a/_jade/en/footer.jade
+++ b/_jade/en/footer.jade
@@ -6,7 +6,7 @@
                 .icon-panel
                     a.footer-icon(href='mailto:dev@echarts.apache.org?body=%28Thanks%20for%20using%20ECharts.%20Email%20us%20if%20you%20have%20non-technical%20problems%20using%20ECharts.%20For%20technical%20support%2C%20please%20go%20to%20https%3A//github.com/apache/echarts/issues%20.%29')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-email.png?_v_=#{cdnPayVersion}')
-                    a.footer-icon(href='https://twitter.com/EChartsJs')
+                    a.footer-icon(href='https://twitter.com/ApacheECharts')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-twitter.png?_v_=#{cdnPayVersion}')
                     a.footer-icon(href='https://weibo.com/u/5160877841')
                         img(src='#{cdnPayRoot}/#{ecWWWLang}/images/icon-weibo.png?_v_=#{cdnPayVersion}')