1. If you have the other person's QQ number, you'd better add him as a friend, then check the friend information and real name in the information bar. See if the other party has filled it in.
2. Enter the friend space, check each other's space news, and see if there is any mention of each other's name in the message board.
3. Enter his friend space through the other person's space, add the QQ of the other person's friend, and ask the name of the QQ owner.
4. Enter Alipay official website and click Transfer.