A close buddy of Lu Yao, not included in the five brothers ranking. He has an ambiguous and shifting career, working variously as a small clerk in the Investment Office, director of the supply and marketing cooperative, and appearing at the city's grain bureau. Lu Yao does not know what Tong Guoan actually does. He is described as ruthless and cruel, with anyone he targets being like prey of a venomous snake. He intervened to help Song Fei escape from Meng Qing.
