Many member of Tsinghua Clan are come from other country, they do not have qq number , but most people in china communicate by qq ,it's very convenient than PM in forum, notice the following steps.

step one :  download qq  international PC edition from : http://intl.imqq.com/download.html

step two, download and Install , Creat and account, Login

you can see your qq number here, and that's your ID different from others, just like ,you can search :229499533 and find me !

sf.

9527

one post useful if any problem about register qq ask me