diff --git a/spring-cloud-alibaba-dubbo/README_CN.md b/spring-cloud-alibaba-dubbo/README_CN.md
index 4d439b4a..177caaa5 100644
--- a/spring-cloud-alibaba-dubbo/README_CN.md
+++ b/spring-cloud-alibaba-dubbo/README_CN.md
@@ -27,13 +27,23 @@ Dubbo Spring Cloud 首个 Preview Release，随同 Spring Cloud Alibaba `0.2.2.R
 
 
 [1]: 从 2.7.0 开始，Dubbo Spring Boot 与 Dubbo 在版本上保持一致
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 [2]: Preview releases of Spring Cloud Alibaba are available: 0.9.0, 0.2.2, and 0.1.2 - <https://spring.io/blog/2011/04/11/preview-releases-of-spring-cloud-alibaba-are-available-0-9-0-0-2-2-and-0-1-2>
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 [3]: 目前最新的 Spring Cloud “F” 版的版本为：`Finchley.SR2` - <https://cloud.spring.io/spring-cloud-static/Finchley.SR2/single/spring-cloud.html>
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 [4]: 当前Spring Cloud “G” 版为 `Greenwich.RELEASE`
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 [5]:  Spring Cloud 特性列表 - <https://cloud.spring.io/spring-cloud-static/Greenwich.RELEASE/single/spring-cloud.html#_features>
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 [6]:  Dubbo 2.7 开始支持配置中心，可自定义适配 - <http://dubbo.apache.org/zh-cn/docs/user/configuration/config-center.html>
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 [7]: Spring Cloud 原生注册中心，除 Eureka、Zookeeper、Consul 之外，还包括 Spring Cloud Alibaba 中的 Nacos
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 [8]: Dubbo 原生注册中心 - <http://dubbo.apache.org/zh-cn/docs/user/references/registry/introduction.html>
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 [9]: Alibaba Sentinel：Sentinel 以流量为切入点，从流量控制、熔断降级、系统负载保护等多个维度保护服务的稳定性 - <https://github.com/alibaba/Sentinel/wiki/%E4%BB%8B%E7%BB%8D>，目前 Sentinel 已被 Spring Cloud 项目纳为 Circuit Breaker  的候选实现 - <https://spring.io/blog/2011/04/8/introducing-spring-cloud-circuit-breaker>
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 [10]:Spring Cloud Sleuth - <https://spring.io/projects/spring-cloud-sleuth>
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 [11]: Zipkin - <https://github.com/apache/incubator-zipkin>
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