diff --git a/README.md b/README.md
index c1c352929..9935fa530 100644
--- a/README.md
+++ b/README.md
@@ -296,10 +296,10 @@ Notes:
 <div id="fastdeploy-community"></div>
 
 - If you have any question or suggestion, please give us your valuable input via GitHub Issues
-- **Join Us👬：** Scan the QR code via WeChat to join our **FastDeploy technology communication group** （you ）
+- **Join Us👬：** Scan the QR code via WeChat to join our **FastDeploy technology communication group**
 
 <div align="center">
-<img src="https://user-images.githubusercontent.com/54695910/188544891-0ba025e5-61bd-425e-8097-8e982af9080e.jpeg"  width = "225" height = "288" />
+<img src="https://user-images.githubusercontent.com/54695910/189557528-a7dea57c-a0d6-424f-b457-1d599af24e21.jpeg"  width = "225" height = "288" />
 </div>
 
 ## Acknowledge
diff --git a/README_CN.md b/README_CN.md
index 82f794c99..832a3cd1b 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -285,7 +285,7 @@ int main(int argc, char* argv[]) {
 - **加入社区👬：** 微信扫描二维码，进入**FastDeploy技术交流群**
 
 <div align="center">
-<img src="https://user-images.githubusercontent.com/54695910/188544891-0ba025e5-61bd-425e-8097-8e982af9080e.jpeg"  width = "225" height = "288" />
+<img src="https://user-images.githubusercontent.com/54695910/189557528-a7dea57c-a0d6-424f-b457-1d599af24e21.jpeg"  width = "225" height = "288" />
 </div>
 
 ## Acknowledge
diff --git a/examples/vision/classification/paddleclas/cpp/README.md b/examples/vision/classification/paddleclas/cpp/README.md
index 16a8fd105..80ebad983 100644
--- a/examples/vision/classification/paddleclas/cpp/README.md
+++ b/examples/vision/classification/paddleclas/cpp/README.md
@@ -11,7 +11,7 @@
 
 ```bash
 #下载SDK，编译模型examples代码（SDK中包含了examples代码）
-wget https://bj.bcebos.com/paddlehub/fastdeploy/libs/0.2.0/fastdeploy-linux-x64-gpu-0.2.0.tgz
+wget https://bj.bcebos.com/fastdeploy/release/cpp/fastdeploy-linux-x64-gpu-0.2.0.tgz
 tar xvf fastdeploy-linux-x64-gpu-0.2.0.tgz
 cd fastdeploy-linux-x64-gpu-0.2.0/examples/vision/classification/paddleclas/cpp
 mkdir build