diff --git a/explore/index.yml b/explore/index.yml
index a24b848ae1377e2dd15160b0078956a59dc69354..250e1ea8327d2970906a2c49bb2a4ffa12971024 100644
--- a/explore/index.yml
+++ b/explore/index.yml
@@ -1,6 +1,6 @@
 banner:
-- link: https://cccst.org.cn/subpage/osis?utm_source=codechina
-  url: https://codechina.csdn.net/codechina/operation-work/uploads/95d29efa9688e83fc57e81951998c03f/cccst.jpg
+- link: https://bbs.csdn.net/topics/603483762
+  url: https://gitcode.net/codechina/operation-work/uploads/b616e85feaa9b81adc4ffad53a3b9d29/banner.png
 groups:
 - csdn
 - oceanbase
@@ -19,7 +19,7 @@ groups:
 - zongzhige
 learning_banner:
 - link: /courses 
-  url: https://codechina.csdn.net/codechina/operation-work/uploads/38be577289ba8800a9caa233416cd4b6/1920x480_1_.png
+  url: https://gitcode.net/codechina/operation-work/uploads/601713360feb9ec41dd5b5f59bef4569/lab.jpg
 projects:
 - hihell/python120 
 - opendilab/DI-engine