Be careful of their weapons:秤砣 //@贾小涵-_-: Chengguan is immortal! //@单正灏Adrian: Cheng Guan will kick your ass! //@新浪体育: #泰森来了#拳王微博询问现在中国谁最能打,然后最右这是→ →//@拳王泰森官博: 回复@jianlin_ryan: Who is Chengguan?A tough man? I've never he