Merge pull request #6 from keranbingaa/master

update README.md

Author: qqeasonchen

README-EN.md

@@ -60,7 +60,3 @@ DeFiBus is licensed under [Apache License](https://github.com/WeBankFinTech/DeFi
 WeChat & QQ group：
 
 ![wechat_qr](./docs/images/wechat_helper.png)
-
-![qqgroup_qr](./docs/images/qqgroup-crcode.png)
-
-DingDing group: 23372793

README.md

@@ -77,7 +77,4 @@ DeFiBus is licensed under [Apache License](https://github.com/WeBankFinTech/DeFi
 
 ![wechat_qr](./docs/images/wechat_helper.png)
 
-![qqgroup_qr](./docs/images/qqgroup-crcode.png)
-
-钉钉群: 23372793