diff --git a/README.md b/README.md
index 8fc5e90..550c06d 100644
--- a/README.md
+++ b/README.md
@@ -37,4 +37,8 @@ The project consists of 3 parts:
    Note: String can be used as the key of Map since these two methods have been rewritten.
 
 ## Join us
-If you have any questions or some advices, please contact with gujin whose email is guanbao.yanggb@alibaba-inc.com, and welcome to join us to make project P3C perfect to serve more programmer.
+If you have any questions or some advices, please contact with gujin whose email is guanbao.yanggb@alibaba-inc.com, and welcome to join us to make project P3C perfect to serve more programmer.  
+
+Please follow our weChat official accounts as alibabacode blow:
+
+![](https://gw.alicdn.com/tfscom/TB1TrNcXjv85uJjSZFNXXcJApXa.png)