Update README.md

README.md

@@ -97,7 +97,18 @@ Test:
 		Client pull data by get, hget, lindex, zscore, smembers, 25000000 keys stored in pika and each interface has 5000000 key range
 		result: 170000 qps
 
-```		
+```
+
+##UserList
+
+<img src="http://i.imgur.com/dcHpCm4.png" height = "100" width = "120" alt="Qihoo">
+<img src="http://i.imgur.com/jjZczkN.png" height = "100" width = "120" alt="Weibo">
+<img src="http://i.imgur.com/kHqACbn.png" height = "100" width = "120" alt="Apus">
+<img src="http://i.imgur.com/2c57z8U.png" height = "100" width = "120" alt="Ffan">
+
+[More](https://github.com/Qihoo360/pika/blob/master/USERS.md)
+
+ 
 ##Documents
 
 1. [Wiki](https://github.com/Qihoo360/pika/wiki)