Labor supervision is a kind of measure that the state uses administrative power to intervene and supervise labor relations. It is of great significance to prevent the labor disputes and maintain the legitimate rights and interests of employees. It also means a lot for building harmonious and stable labor relations. As for the problems of labor supervision system in the process of legislating, organizational structure system and law enforcement, some countermeasures are needed, such as perfecting supervision legislation, perfecting organizational structure system and law enforcement system, establishing monitoring and early warning system to explore the key to perfect the labor supervision system.