Conquer online is a very fun game, it has world chat too. You can make many good friends there, if you like pking, it is a very good choice. It is based on chinse culture. It has warrior, trojan, archer, taoist and ninja class.
http://co.91.com/index/
Warlords is based on chinse culture too, do you like kungfu? I do think it is very cool.
http://wl.91.com/index/
Zero is a very very very cool game. Have you ever watched transformers? If yes, I think you will like zero too. You can become a great pilot there!
http://zo.91.com/index/
And Eudemons is also a fun game too. It has mage and paladin class.
http://eo.91.com/index/