when you login game
it will ask about OTP number:
SET1 : Install Google Authenticator
SET2 : set account email and KEY ( key infor send you with account infor already)
3, GET OTP number:
1. log in QQ on your PC , then click verify button as my screen below :
CLICK " 手机令牌" then send me email quickly !
I will give you verification codes .( few mins expired )