Why wouldn't they still know each other? I'm not in TSAD, but I'm pretty sure they still contact each other on QQ. :)

yah but gt isn't good at translating

translation:Please, we are a QQ group, each have a relationship also know ah@koryg

Please translate, I do not know chinese.

拜托，我们都一个QQ群里的，互相都认识也有联系啊