diff --git a/sig/QA/assets/dingding_group_qa.png b/sig/QA/assets/dingding_group_qa.png
index 1b836d5ecf3b88a456d24438201a9fb3e9e2e955..9725fb893e1144335810d0a8262773cc8b8a216a 100644
Binary files a/sig/QA/assets/dingding_group_qa.png and b/sig/QA/assets/dingding_group_qa.png differ