fix dead link (#159)

Author: cyjseagull

README.md

@@ -32,21 +32,17 @@ This java sdk is a code refactoring version base on web3sdk (not recommend to us
 * Use modular design, each module can use independently. For example, you can create crypto.jar file if only crypto module is needed.
 
 ## Documentation
-* [English User Handbook](https://fisco-bcos-documentation.readthedocs.io/en/latest/docs/sdk/java_sdk/index.html)
-* [Chinese User Handbook](https://fisco-bcos-documentation.readthedocs.io/zh_CN/latest/docs/sdk/java_sdk/index.html#)
+* [English User Manual](https://fisco-bcos-documentation.readthedocs.io/en/latest/docs/sdk/java_sdk/index.html)
+* [Chinese User Manual](https://fisco-bcos-documentation.readthedocs.io/zh_CN/latest/docs/sdk/java_sdk/index.html)
 * [Chinese WIKI](https://github.com/FISCO-BCOS/java-sdk/wiki)
 
 ## Quick Start
-* [English](https://fisco-bcos-documentation.readthedocs.io/en/latest/docs/sdk/java_sdk/quick_start.html)
 * [Chinese](https://fisco-bcos-documentation.readthedocs.io/zh_CN/latest/docs/sdk/java_sdk/quick_start.html)
 
 ## Join Our Community
 
 The FISCO BCOS community is one of the most active open-source blockchain communities in China. It provides long-term technical support for both institutional and individual developers and users of FISCO BCOS. Thousands of technical enthusiasts from numerous industry sectors have joined this community, studying and using FISCO BCOS platform. If you are also interested, you are most welcome to join us for more support and fun.
 
-![](https://media.githubusercontent.com/media/FISCO-BCOS/LargeFiles/master/images/QR_image_en.png)
- 
-
 ## License
 ![license](http://img.shields.io/badge/license-Apache%20v2-blue.svg)
 

docs/README_CN.md

@@ -31,6 +31,12 @@
 * 添加群组管理模块，帮助应用管理多个群组中节点连接。
 * 使用模块化设计，便于组装再造。
 
+## 文档
+* [英文版用户手册](https://fisco-bcos-documentation.readthedocs.io/en/latest/docs/sdk/java_sdk/index.html)
+* [中文版用户手册](https://fisco-bcos-documentation.readthedocs.io/zh_CN/latest/docs/sdk/java_sdk/index.html)
+* [WIKI](https://github.com/FISCO-BCOS/java-sdk/wiki)
+
+
 ## 贡献代码
 欢迎参与FISCO BCOS的社区建设：
 - 点亮我们的小星星(点击项目左上方Star按钮)。
@@ -41,10 +47,6 @@
 
 FISCO BCOS开源社区是国内活跃的开源社区，社区长期为机构和个人开发者提供各类支持与帮助。已有来自各行业的数千名技术爱好者在研究和使用FISCO BCOS。如您对FISCO BCOS开源技术及应用感兴趣，欢迎加入社区获得更多支持与帮助。
 
-
-![](https://media.githubusercontent.com/media/FISCO-BCOS/LargeFiles/master/images/QR_image.png)
-
-
 ## License
 
 ![license](https://img.shields.io/badge/license-Apache%20v2-blue.svg)