The graduate students of Sichuan University are in Wangjiang Campus, which is the old campus. Address: Wangjiang Campus of Sichuan University, No.24, South Section 1, First Ring Road, Chengdu, Sichuan.

It is recommended not to use post, but to send it by express (SF Express or Shentong), because the address requirements are strict, and the letters in the school are sent directly to the dormitory. If you don't know where he lives, you may not receive them. Express mail only needs to be sent to Sichuan University, and you can call yourself to pick it up.