diff --git a/WeChatGrouop.jpg b/WeChatGrouop.jpg deleted file mode 100644 index cffd909..0000000 Binary files a/WeChatGrouop.jpg and /dev/null differ diff --git a/WeChatGroup.png b/WeChatGroup.png new file mode 100644 index 0000000..6ab99bd Binary files /dev/null and b/WeChatGroup.png differ