diff --git a/docs/en_US/case/case1.md b/docs/en_US/case/case1.md
index 62a98b47..2cdce853 100644
--- a/docs/en_US/case/case1.md
+++ b/docs/en_US/case/case1.md
@@ -5,5 +5,7 @@ Contributors:
 
 **Project**: [nezha_api_tgbot](https://github.com/spiritLHLS/nezha_api_tgbot) (Chinese)  
 
+**Mirror**: [nezha_api_tgbot](https://github.com/nezhahq/nezha_api_tgbot) (Chinese)  
+
 The bot can request server status information from the Dashboard through the API, and then send the information to the user.  
-You can build this bot to easily view the current status of a given server without opening the Dashboard.  
\ No newline at end of file
+You can build this bot to easily view the current status of a given server without opening the Dashboard.