Update README_CN.md

README_CN.md

@@ -39,7 +39,7 @@ Paddle Serving依托深度学习框架PaddlePaddle旨在帮助深度学习开发
 
 <h2 align="center">教程</h2>
 
-- AIStudio教程-[Paddle Serving服务化部署框架](https://www.paddlepaddle.org.cn/tutorials/projectdetail/1975340)
+- AIStudio教程-[Paddle Serving服务化部署框架](https://www.paddlepaddle.org.cn/tutorials/projectdetail/2538249)
 - 视频教程-[深度学习服务化部署-以互联网应用为例](https://aistudio.baidu.com/aistudio/course/introduce/19084)
 - Edge AI solution based on Paddle Serving & Baidu Intelligent Edge(Chinese) : [基于Paddle Serving&百度智能边缘BIE的边缘AI解决方案](https://mp.weixin.qq.com/s/j0EVlQXaZ7qmoz9Fv96Yrw)