diff --git a/README_ZH.md b/README_ZH.md
index 05a0a97b4..0505db322 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -1,12 +1,12 @@
Sky Walking | [English](README.md)
==========
-
+
**SkyWalking 3**: 针对分布式系统的APM系统,也被称为分布式追踪系统
[](https://travis-ci.org/OpenSkywalking/skywalking)
-[](https://coveralls.io/github/OpenSkywalking/sky-walking?branch=master)
+[](https://coveralls.io/github/OpenSkywalking/skywalking?branch=master)

[](https://codebeat.co/projects/github-com-wu-sheng-sky-walking)
[](https://gitter.im/openskywalking/Lobby)