diff --git a/readme.md b/readme.md
index a385862..c2b1648 100644
--- a/readme.md
+++ b/readme.md
@@ -1,5 +1,7 @@
 # Smart Tracker Solution for QuecPython
 
+[中文](readme_zh.md) | English
+
 ## Tracker Introduction
 
 ### Product Overview
diff --git a/readme_zh.md b/readme_zh.md
index 17201d8..de4873f 100644
--- a/readme_zh.md
+++ b/readme_zh.md
@@ -1,6 +1,8 @@
 # QuecPython 智能定位器解决方案
 
-## Tracker介绍
+中文 | [English](readme.md)
+
+## Tracker 介绍
 
 ### 产品概述