How to change my english username to a chinese username in yahoo mah jong?

i want to change my username when i play mahjong. i see people with chinese usernames. how do i change mine?? PLEASE HELP!|||Take your username and put it in a translator take the Chinese result and paste it into your username space on Yahoo!|||join the yahoo answers the china version and you will get good answers.|||go to edit profile than there u can see