diff --git a/README.md b/README.md
index 3b464e9cc..a3c611cbc 100644
--- a/README.md
+++ b/README.md
@@ -110,7 +110,7 @@ To join the LF CLUB, please scan the QR code below or click on the image to go d
 
 **速众 AI 低代码开发平台**
 
-<a href="https://www.suconnect.com"><img src="static/img/suzhong-banner.png"></a>
+<a href="https://www.suconnect.com"><img src="static/img/suzhong-banner.jpg"></a>
 
 **WECHAT OFFICIAL ACCOUNT**
 
diff --git a/README.zh-CN.md b/README.zh-CN.md
index baced9a8d..cfb53ca46 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -104,7 +104,7 @@ LF CLUB里能解决你在使用LiteFlow框架时碰到的所有问题，并有
 
 **速众 AI 低代码开发平台**
 
-<a href="https://www.suconnect.com"><img src="static/img/suzhong-banner.png"></a>
+<a href="https://www.suconnect.com"><img src="static/img/suzhong-banner.jpg"></a>
 
 **微信公众号**
 
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new file mode 100644
index 000000000..11c7a740a
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deleted file mode 100644
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