diff --git a/README.md b/README.md
index 72f52e04c4..929e69087f 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,8 @@
 
 An enterprise-class UI design language and React UI library.
 
-[![CircleCI branch](https://img.shields.io/circleci/project/github/ant-design/ant-design/master.svg?style=flat-square)](https://circleci.com/gh/ant-design/ant-design) [![Codecov](https://img.shields.io/codecov/c/github/ant-design/ant-design/master.svg?style=flat-square)](https://codecov.io/gh/ant-design/ant-design/branch/master) [![](https://flat.badgen.net/npm/v/antd?icon=npm)](https://www.npmjs.com/package/antd) [![NPM downloads](http://img.shields.io/npm/dm/antd.svg?style=flat-square)](http://npmjs.com/antd)
+[![CircleCI branch](https://img.shields.io/circleci/project/github/ant-design/ant-design/master.svg?style=flat-square)](https://circleci.com/gh/ant-design/ant-design) ![CI Status](https://github.com/ant-design/ant-design/workflows/Node%20CI/badge.svg)
+ [![Codecov](https://img.shields.io/codecov/c/github/ant-design/ant-design/master.svg?style=flat-square)](https://codecov.io/gh/ant-design/ant-design/branch/master) [![](https://flat.badgen.net/npm/v/antd?icon=npm)](https://www.npmjs.com/package/antd) [![NPM downloads](http://img.shields.io/npm/dm/antd.svg?style=flat-square)](http://npmjs.com/antd)
 
 [![Dependencies](https://img.shields.io/david/ant-design/ant-design.svg?style=flat-square)](https://david-dm.org/ant-design/ant-design) [![DevDependencies](https://img.shields.io/david/dev/ant-design/ant-design.svg?style=flat-square)](https://david-dm.org/ant-design/ant-design?type=dev) [![Total alerts](https://flat.badgen.net/lgtm/alerts/g/ant-design/ant-design)](https://lgtm.com/projects/g/ant-design/ant-design/alerts/) [![FOSSA Status](https://app.fossa.io/api/projects/git%2Bgithub.com%2Fant-design%2Fant-design.svg?type=shield)](https://app.fossa.io/projects/git%2Bgithub.com%2Fant-design%2Fant-design?ref=badge_shield) [![Issues need help](https://flat.badgen.net/github/label-issues/ant-design/ant-design/help%20wanted/open)](https://github.com/ant-design/ant-design/issues?q=is%3Aopen+is%3Aissue+label%3A%22help+wanted%22)
 
diff --git a/components/config-provider/__tests__/__snapshots__/components.test.js.snap b/components/config-provider/__tests__/__snapshots__/components.test.js.snap
index 8420a4a629..4f347dd8cd 100644
--- a/components/config-provider/__tests__/__snapshots__/components.test.js.snap
+++ b/components/config-provider/__tests__/__snapshots__/components.test.js.snap
@@ -16830,8 +16830,9 @@ exports[`ConfigProvider components Tree configProvider 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
@@ -16866,8 +16867,9 @@ exports[`ConfigProvider components Tree configProvider 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
@@ -16931,8 +16933,9 @@ exports[`ConfigProvider components Tree normal 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
@@ -16967,8 +16970,9 @@ exports[`ConfigProvider components Tree normal 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
@@ -17032,8 +17036,9 @@ exports[`ConfigProvider components Tree prefixCls 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
@@ -17068,8 +17073,9 @@ exports[`ConfigProvider components Tree prefixCls 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
diff --git a/components/tooltip/index.en-US.md b/components/tooltip/index.en-US.md
index 588afd70d7..70be7ed2a2 100644
--- a/components/tooltip/index.en-US.md
+++ b/components/tooltip/index.en-US.md
@@ -35,6 +35,7 @@ The following APIs are shared by Tooltip, Popconfirm, Popover.
 | trigger | Tooltip trigger mode | `hover` \| `focus` \| `click` \| `contextMenu` | `hover` |  |
 | visible | Whether the floating tooltip card is visible or not | boolean | `false` |  |
 | onVisibleChange | Callback executed when visibility of the tooltip card is changed | (visible) => void | - |  |
+| destroyTooltipOnHide | whether destroy tooltip when tooltip is hidden | boolean | false |  |
 | align | this value will be merged into placement's config, please refer to the settings [rc-tooltip](https://github.com/react-component/tooltip) | Object | - | 3.10.0 |
 
 ## Note
diff --git a/components/tooltip/index.zh-CN.md b/components/tooltip/index.zh-CN.md
index f5c4d6605d..5e8f322401 100644
--- a/components/tooltip/index.zh-CN.md
+++ b/components/tooltip/index.zh-CN.md
@@ -37,6 +37,7 @@ title: Tooltip
 | trigger | 触发行为，可选 `hover/focus/click/contextMenu` | string | hover |  |
 | visible | 用于手动控制浮层显隐 | boolean | false |  |
 | onVisibleChange | 显示隐藏的回调 | (visible) => void | 无 |  |
+| destroyTooltipOnHide | 是否在隐藏时销毁 Tooltip | boolean | false |  |
 | align | 该值将合并到 placement 的配置中，设置参考 [rc-tooltip](https://github.com/react-component/tooltip) | Object | 无 | 3.10.0 |
 
 ## 注意
diff --git a/components/transfer/__tests__/__snapshots__/demo.test.js.snap b/components/transfer/__tests__/__snapshots__/demo.test.js.snap
index 1ea4e97807..59bf34c802 100644
--- a/components/transfer/__tests__/__snapshots__/demo.test.js.snap
+++ b/components/transfer/__tests__/__snapshots__/demo.test.js.snap
@@ -2343,8 +2343,9 @@ exports[`renders ./components/transfer/demo/tree-transfer.md correctly 1`] = `
             role="tree"
           >
             <input
-              style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+              style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
               tabindex="0"
+              value=""
             />
           </div>
           <div
diff --git a/components/tree/__tests__/__snapshots__/demo.test.js.snap b/components/tree/__tests__/__snapshots__/demo.test.js.snap
index ad82d4ceba..0736a85a4c 100644
--- a/components/tree/__tests__/__snapshots__/demo.test.js.snap
+++ b/components/tree/__tests__/__snapshots__/demo.test.js.snap
@@ -6,8 +6,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -290,8 +291,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -776,8 +778,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -960,8 +963,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1304,8 +1308,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1640,8 +1645,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1757,8 +1763,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -2152,8 +2159,9 @@ exports[`renders ./components/tree/demo/search.md correctly 1`] = `
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>
   <div
diff --git a/components/tree/__tests__/__snapshots__/directory.test.js.snap b/components/tree/__tests__/__snapshots__/directory.test.js.snap
index d4d6cd3207..e26d40edbe 100644
--- a/components/tree/__tests__/__snapshots__/directory.test.js.snap
+++ b/components/tree/__tests__/__snapshots__/directory.test.js.snap
@@ -6,8 +6,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -350,8 +351,9 @@ Array [
     role="tree"
   >
     <input
-      style="width:0;height:0;display:flex;overflow:hidden;opacity:0"
+      style="width:0;height:0;display:flex;overflow:hidden;opacity:0;border:0;padding:0;margin:0"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -498,8 +500,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -749,8 +752,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -898,8 +902,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1149,8 +1154,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1298,8 +1304,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1438,8 +1445,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1578,8 +1586,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -1829,8 +1838,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -2173,8 +2183,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
@@ -2517,8 +2528,9 @@ Array [
     role="tree"
   >
     <input
-      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0;"
+      style="width: 0px; height: 0px; display: flex; overflow: hidden; opacity: 0; border: 0px; padding: 0px; margin: 0px;"
       tabindex="0"
+      value=""
     />
   </div>,
   <div
diff --git a/package.json b/package.json
index 4f684e4434..bf1e15f6d0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "antd",
-  "version": "4.0.0-alpha.3",
+  "version": "4.0.0-alpha.4",
   "description": "An enterprise-class UI design language and React components implementation",
   "keywords": [
     "ant",
@@ -146,6 +146,7 @@
   "devDependencies": {
     "@ant-design/colors": "^3.1.0",
     "@ant-design/tools": "^8.0.4",
+    "@formatjs/intl-relativetimeformat": "^4.0.1",
     "@packtracker/webpack-plugin": "^2.0.1",
     "@sentry/browser": "^5.4.0",
     "@types/classnames": "^2.2.8",
@@ -167,7 +168,7 @@
     "bisheng-plugin-toc": "^0.4.4",
     "bundlesize": "^0.18.0",
     "chalk": "^2.4.2",
-    "cross-env": "^5.2.0",
+    "cross-env": "^6.0.0",
     "css-split-webpack-plugin": "^0.2.6",
     "dekko": "^0.2.1",
     "docsearch.js": "^2.6.3",
diff --git a/site/theme/template/Layout/index.jsx b/site/theme/template/Layout/index.jsx
index c1accd3a4a..e23229fb17 100644
--- a/site/theme/template/Layout/index.jsx
+++ b/site/theme/template/Layout/index.jsx
@@ -2,6 +2,10 @@ import React from 'react';
 import ReactDOM from 'react-dom';
 import PropTypes from 'prop-types';
 import { enquireScreen } from 'enquire-js';
+// https://github.com/formatjs/react-intl/issues/1487
+import '@formatjs/intl-relativetimeformat/polyfill';
+import '@formatjs/intl-relativetimeformat/dist/locale-data/zh';
+import '@formatjs/intl-relativetimeformat/dist/locale-data/en';
 import { IntlProvider } from 'react-intl';
 import { Helmet } from 'react-helmet';
 import 'moment/locale/zh-cn';