diff --git a/assets/web_demo.png b/assets/web_demo.png
index f35cdcd..f8c0e6f 100644
Binary files a/assets/web_demo.png and b/assets/web_demo.png differ
diff --git a/assets/web_demo_zh_cn.png b/assets/web_demo_zh_cn.png
new file mode 100644
index 0000000..f35cdcd
Binary files /dev/null and b/assets/web_demo_zh_cn.png differ
diff --git a/chat/README_zh-CN.md b/chat/README_zh-CN.md
index e6b8a4d..8fd4bb2 100644
--- a/chat/README_zh-CN.md
+++ b/chat/README_zh-CN.md
@@ -79,4 +79,4 @@ streamlit run ./web_demo.py
 
 支持切换不同推理模式，并比较它们的回复
 
-![demo](../assets/web_demo.png)
+![demo](../assets/web_demo_zh_cn.png)