diff --git a/zh-cn/device-dev/Readme-CN.md b/zh-cn/device-dev/Readme-CN.md
index 4d91198caa68f0429f228338a0943d074ae4b1b3..146d5484f274750a806173175d7d628cb7c68cb6 100644
--- a/zh-cn/device-dev/Readme-CN.md
+++ b/zh-cn/device-dev/Readme-CN.md
@@ -25,7 +25,8 @@
       - 小型系统芯片移植案例
           - [小型设备STM32MP1芯片移植案例](porting/porting-stm32mp15xx-on-smallsystem.md)
       - 标准系统芯片移植案例
-          - [标准系统方案之瑞芯微RK3568移植案例](porting/porting-dayu200-on_standard-demo.md) 	
+          - [标准系统方案之瑞芯微RK3568移植案例](porting/porting-dayu200-on_standard-demo.md) 
+          - [标准系统方案之瑞芯微RK3566移植案例](https://gitee.com/openharmony/vendor_kaihong/blob/master/khdvk_3566b/porting-khdvk_3566b-on_standard-demo.md)	
 - 子系统开发
   - 内核 
     - [轻量系统内核](kernel/kernel-mini-overview.md)