In the cold winter of 1932, Tianjin Wei was in the period of separatism by forces such as the Qinggang and Jixing. The story unfolded from the Haihe Wharf and radiated to Tianjin Sangui, Laolongtou Railway Station and other places. Through the case of corpses floating on iron scales, the grievances between the Cangzhou Gang and the Tianjin Gang twenty years ago were revealed.