Update readme.md

Author: ruojianll

readme.md

@@ -31,7 +31,9 @@ Welcome to suggest and contribute.
 
 # Discussion
 
-[To discord https://discord.gg/4exxtFgkcz](https://discord.gg/4exxtFgkcz)
+To discord [https://discord.gg/4exxtFgkcz](https://discord.gg/4exxtFgkcz)
+
+QQ群号 766350254
 
 # Recommend packages
 
@@ -49,4 +51,4 @@ Welcome to suggest and contribute.
 
 > [Github](https://github.com/facing-dev/event-bus)
 
-> Event bus JavaScript implementation
+> Event bus JavaScript implementation