diff --git a/Assets/XCharts/CHANGELOG-EN.md b/Assets/XCharts/CHANGELOG-EN.md
index 870d4f74..df300e9a 100644
--- a/Assets/XCharts/CHANGELOG-EN.md
+++ b/Assets/XCharts/CHANGELOG-EN.md
@@ -2,6 +2,7 @@
 # 更新日志
 
 [master](#master)  
+[v2.2.0](#v2.2.0)  
 [v2.1.1](#v2.1.1)  
 [v2.1.0](#v2.1.0)  
 [v2.0.1](#v2.0.1)  
@@ -34,6 +35,9 @@
 
 ## master
 
+## v2.2.0
+
+* (2021.05.30) Release `v2.2.0` version
 * (2021.05.25) Improved `TextStyle` support for `alignment`
 * (2021.05.24) Fixed the problem that `Label` could not display properly when `PieChart` data were all `0`
 * (2021.05.24) Fixed an issue where `Serie Name` was not working on the `Add Serie` panel (#149)
diff --git a/Assets/XCharts/CHANGELOG.md b/Assets/XCharts/CHANGELOG.md
index ff95db89..78232dae 100644
--- a/Assets/XCharts/CHANGELOG.md
+++ b/Assets/XCharts/CHANGELOG.md
@@ -2,6 +2,7 @@
 # 更新日志
 
 [master](#master)  
+[v2.2.0](#v2.2.0)  
 [v2.1.1](#v2.1.1)  
 [v2.1.0](#v2.1.0)  
 [v2.0.1](#v2.0.1)  
@@ -34,6 +35,9 @@
 
 ## master
 
+## v2.2.0
+
+* (2021.05.30) 发布`v2.0.0`版本
 * (2021.05.25) 完善`TextStyle`的`alignment`的支持 (#150)
 * (2021.05.24) 修复`PieChart`数据全为`0`时`Label`无法正常显示的问题
 * (2021.05.24) 修复`Add Serie`面板上`Serie Name`不生效的问题 (#149)
diff --git a/Assets/XCharts/Runtime/XChartsMgr.cs b/Assets/XCharts/Runtime/XChartsMgr.cs
index 21a86a32..fc8a9ce7 100644
--- a/Assets/XCharts/Runtime/XChartsMgr.cs
+++ b/Assets/XCharts/Runtime/XChartsMgr.cs
@@ -36,8 +36,8 @@ class XChartsVersion
     [ExecuteInEditMode]
     public class XChartsMgr : MonoBehaviour
     {
-        internal static string _version = "2.1.1";
-        internal static int _versionDate = 20210413;
+        internal static string _version = "2.2.0";
+        internal static int _versionDate = 20210530;
         public static string version { get { return _version; } }
         public static int versionDate { get { return _versionDate; } }
         public static string fullVersion { get { return version + "-" + versionDate; } }
diff --git a/Assets/XCharts/package.json b/Assets/XCharts/package.json
index 231ca9f7..ab6a86c0 100644
--- a/Assets/XCharts/package.json
+++ b/Assets/XCharts/package.json
@@ -1,9 +1,9 @@
 {
   "name": "com.monitor1394.xcharts",
   "displayName": "XCharts",
-  "version": "2.1.1",
-  "date": "20210413",
-  "checkdate": "20210413",
+  "version": "2.2.0",
+  "date": "20210530",
+  "checkdate": "20210530",
   "desc": "如果 XCharts 对您有帮助，希望您能在 Github 上点 Star 支持，非常感谢！",
   "unity": "2018.3",
   "description": "A charting and data visualization library for Unity.",
diff --git a/Assets/XCharts/version.json b/Assets/XCharts/version.json
index 15a83ae6..ab3ca781 100644
--- a/Assets/XCharts/version.json
+++ b/Assets/XCharts/version.json
@@ -1,7 +1,7 @@
 {
-    "version": "2.1.1",
-    "date": "20210413",
-    "checkdate": "20210413",
+    "version": "2.2.0",
+    "date": "20210530",
+    "checkdate": "20210530",
     "desc": "如果 XCharts 对您有帮助，希望您能在 Github 上点 Star 支持，非常感谢！",
     "homepage": "https://github.com/monitor1394/unity-ugui-XCharts"
 }
\ No newline at end of file
diff --git a/README.md b/README.md
index 7e4aed14..4b2a01dc 100644
--- a/README.md
+++ b/README.md
@@ -24,14 +24,8 @@
   <a href="">
     <img src="https://img.shields.io/github/languages/code-size/monitor1394/unity-ugui-xcharts">
   </a>
-  <a href="https://github.com/monitor1394/unity-ugui-XCharts/releases">
-    <img src="https://img.shields.io/github/downloads/monitor1394/unity-ugui-XCharts/total?label=github%20downloads">
-  </a>
-  <a href="https://www.npmjs.org/package/unity-ugui-xcharts">
-    <img src="https://img.shields.io/npm/dt/unity-ugui-xcharts?label=npm%20downloads%20">
-  </a>
   <a href="https://www.npmjs.org/package/unity-ugui-xcharts">
-    <img src="https://img.shields.io/npm/dm/unity-ugui-xcharts?label=%20">
+    <img src="https://img.shields.io/npm/dm/unity-ugui-xcharts?label=npm%20downloads%20">
   </a>
   <a href="">
     <img src="https://img.shields.io/badge/Unity-5.6+-green">
@@ -163,11 +157,6 @@ XCharts的图表由组件和数据组成。不同的组件和数据可以组合
     └── Settings
 ```
 
-## 环境
-
-* Unity2017.4.27f1, .Net 3.5
-* macOS 10.15.4
-
 ## 使用
 
 * 本项目在`Unity 2017.4.27f1`和`.Net 3.5`下开发，在 `Unity 5`、`Unity 2018`、`Unity 2019`上测试正常。理论上可运行于任何支持`UGUI`的`Unity`版本。