diff --git a/zh-cn/device-dev/subsystems/subsys-dfx.md b/zh-cn/device-dev/subsystems/subsys-dfx.md
index e4538aa73f4121b6ffcae48694a247fe2b84ef31..a2f9b1a5d72ee279384803d03aca396d4963810c 100644
--- a/zh-cn/device-dev/subsystems/subsys-dfx.md
+++ b/zh-cn/device-dev/subsystems/subsys-dfx.md
@@ -6,6 +6,14 @@
 
 -   **[HiLog\_Lite开发指导](subsys-dfx-hilog-lite.md)**  
 
--   **[HiSysEvent开发指导](subsys-dfx-hisysevent.md)**  
+-   **[HiSysEvent开发指导](subsys-dfx-hisysevent.md)** 
+
+      - [HiSysEvent打点指导](subsys-dfx-hisysevent-write.md)
+
+      - [HiSysEvent订阅指导](subsys-dfx-hisysevent-read.md)
+
+      - [HiSysEvent查询指导](subsys-dfx-hisysevent-select.md)
+
+      - [HiSysEvent工具使用指导](subsys-dfx-hisysevent-tool.md)