Four brothers, the eldest Yin Heping, the second Yin Xinping, the third Yin Xiping and the fourth Yin Yuping. They are the political commissar of Taiyuan Public Security Bureau's drug rehabilitation center (deputy department level), the director of the Provincial Expressway Administration Bureau (deputy department level), the former director of the Traffic Management Bureau of the Provincial Public Security Department (deputy department level), and the deputy editor of People's Photography.