There is no uniform name or definition about the auxiliary police force at home and abroad. Broadly speaking, the auxiliary police force refers to all the auxiliary police forces except the police force. In the west, the concept of auxiliary police is similar to that of private police. They mainly include special police and private security companies. Police contract system and other forms. In China, the auxiliary police force in a broad sense refers to all kinds of social security prevention organizations, that is, "public security defense teams, public security patrols, street guards, village guards, school guards, workers' pickets and other mass prevention organizations with different forms and different titles formed by neighborhood committees or units under the leadership of grass-roots governments". [2] They "accept the guidance of local public security organs and help them maintain social order"; [3] In a narrow sense, the auxiliary police force refers to the auxiliary force that directly assists the national police to perform various functions. Britain's police, special police and China's public security joint defense team (labor correction team) are all auxiliary police forces in a narrow sense. In terms of identity, auxiliary police members generally do not have the status of national civil servants; In terms of authority, they also do not have any form of law enforcement power (including administrative power and judicial power); Functionally, the auxiliary police mainly make up for the lack of police force and only play an auxiliary role.