docs: set cn as default readme, add donations

README-EN.MD

@@ -0,0 +1,30 @@
+# cloudflare-ip-tester-app
+
+[中文文档](./README.MD)
+
+### Functions
+
+- test cloudflare-ip as many as you want
+- generate a history statistics based on your test results.
+
+<div style="display: flex;flex-flow:row wrap;">
+    <img src="./assets/images/test-run-min.jpg" height="600">
+    <img src="./assets/images/test-statistics-min.jpg" height="600">
+</div>
+
+### Inspired by
+
+- [CloudflareSpeedTest](https://github.com/XIU2/CloudflareSpeedTest)
+- [cloudflare-ip-tester](https://github.com/TulvL/cloudflare-ip-tester)
+
+### Download App
+
+[All versions](https://github.com/xianshenglu/cloudflare-ip-tester-app/releases)
+
+If you're unsure which version to choose then choose `app-universal-release-signed.apk`.
+
+### Donations
+
+<img style="width:400px" src="./assets/images/wechat-ali-pay.png"/>
+
+### MIT License

README.MD

@@ -1,21 +1,32 @@
 # cloudflare-ip-tester-app
 
-[中文文档](./README-ZH.MD)
-### Inspired by
+[ENGLISH](./README-EN.MD)
+
+### 功能
+
+- 测试本地网络到 cloudflare 节点的速度
+
+- 根据你的测试结果，生成统计数据，可以排序，得到最好的结果
+
+<div style="display: flex;flex-flow:row wrap;">
+    <img src="./assets/images/test-run-min-zh.jpg" height="600">
+    <img src="./assets/images/test-statistics-min-zh.jpg" height="600">
+</div>
+
+### 灵感来源于
 
 - [CloudflareSpeedTest](https://github.com/XIU2/CloudflareSpeedTest)
 - [cloudflare-ip-tester](https://github.com/TulvL/cloudflare-ip-tester)
 
-### Functions
+### 下载 App
 
-- test cloudflare-ip as many as you want
+[所有版本](https://github.com/xianshenglu/cloudflare-ip-tester-app/releases)
 
+如果不知道下载哪一个，就下通用版 `app-universal-release-signed.apk`.
 
-- generate a history statistics based on your test results.
+### 打赏
+
+<img style="width:400px" src="./assets/images/wechat-ali-pay.png"/>
 
-<div style="display: flex;flex-flow:row wrap;">
-    <img src="./assets/images/test-run-min.jpg" height="600">
-    <img src="./assets/images/test-statistics-min.jpg" height="600">
-</div>
 
 ### MIT License