He was originally a gangster with an impulsive personality and a bad temper, but in high school Xu Banxia impressed him with his intelligence and force, and Tong Xiaoqi became Xu Banxia's younger brother.Tong Xiaoqi is very courageous and quite clever, but he is too impulsive in doing things.After being released from prison, Tong Xiaoqi's temper improved and he became much calmer in his work, becoming Xu Banxia's good helper.