diff --git a/README_ch.md b/README_ch.md
index be53c1fb741ec4703235d4a03df89aa783f9b757..6444b9244703b4a9eb9c6c63fe0bff31b36f04e1 100755
--- a/README_ch.md
+++ b/README_ch.md
@@ -40,7 +40,7 @@ PaddleOCR旨在打造一套丰富、领先、且实用的OCR工具库，助力
 - 微信扫描二维码加入官方交流群，获得更高效的问题答疑，与各行各业开发者充分交流，期待您的加入。
 
 <div align="center">
-<img src="https://raw.githubusercontent.com/PaddlePaddle/PaddleOCR/release/2.0/doc/joinus.PNG"  width = "200" height = "200" />
+<img src="https://raw.githubusercontent.com/PaddlePaddle/PaddleOCR/dygraph/doc/joinus.PNG"  width = "200" height = "200" />
 </div>