Comprehensive exhibition hall introduction: The treasure hall is divided into three exhibition rooms: the first exhibition room displays various types of remote control aircraft models and real aircraft models produced by the aviation museum; the second exhibition room displays foreign Precious gifts presented by heads of government to leaders of the Chinese party and government; on display in the third exhibition room are exquisite military emblems, unit emblems and other gifts presented to the People's Air Force by foreign military delegations, friends in the aviation industry and other friendly people.