diff --git a/sig/sig-YuanRong/sig-info.yaml b/sig/sig-YuanRong/sig-info.yaml
index b8eea764c4daa94f60610e61df8520fa356170bc..fb53c94c748dfab2593dbdf05e8bec68ffad43c8 100644
--- a/sig/sig-YuanRong/sig-info.yaml
+++ b/sig/sig-YuanRong/sig-info.yaml
@@ -1,5 +1,6 @@
 name: sig-YuanRong
 description: sig-YuanRong is responsible for the evolution and maintenance of the Serverless distributed computing engine within the community.
+mailing_list: yuanrong@openeuler.org
 created_on: '2025-8-01'
 maintainers:
 - gitee_id: liangyi1234