Polish the documents of saga demo code
diff --git a/saga-reference/zh_CN/SUMMARY.md b/saga-reference/zh_CN/SUMMARY.md
index da33bcc..2b942c0 100644
--- a/saga-reference/zh_CN/SUMMARY.md
+++ b/saga-reference/zh_CN/SUMMARY.md
@@ -2,5 +2,6 @@
 * [用户手册](user_guide_zh.md)
 * [设计文档](design_zh.md)
 * [TLS通信](enable_ssl.md)
+* [spring-saga-demo-代码解读](saga-spring-demo-code.md)
 * [API](api/api.md)
-* [Q&A](faq/how_to_use_mysql_as_alpha_backend_database_zh.md)
\ No newline at end of file
+* [Q&A](faq/how_to_use_mysql_as_alpha_backend_database_zh.md)
diff --git a/saga-reference/zh_CN/quickstart.md b/saga-reference/zh_CN/saga-spring-demo-code.md
similarity index 98%
rename from saga-reference/zh_CN/quickstart.md
rename to saga-reference/zh_CN/saga-spring-demo-code.md
index 2e645e2..5bb8ef6 100644
--- a/saga-reference/zh_CN/quickstart.md
+++ b/saga-reference/zh_CN/saga-spring-demo-code.md
@@ -1,4 +1,4 @@
-# Apache ServiceComb Pack :Saga QuickStart
+# Apache ServiceComb Pack :Saga Spring Demo 代码解读
 ### [Saga-servicecomb-demo](https://github.com/apache/servicecomb-pack/tree/master/demo/saga-spring-demo) 背景介绍的ServiceComb Pack
 
 ![Saga demo背景](static_files/pack_demo.png)
@@ -49,5 +49,5 @@
 1.用户发送Request请求调用业务方法(business logic)  
 2.preIntercept向alpha发送TxStartedEvent  
 3.被AOP拦截的方法(business logic)被调用  
-4.当执行成功时postIntercept发送TxEndedEvent到alpha  

+4.当执行成功时postIntercept发送TxEndedEvent到alpha  
 5.最后业务方法向用户发送response