Police leather clothes also belong to police uniforms. No matter which country, police uniform refers to the uniform of all police, which is an important symbol of police identity and law enforcement, and reflects a country's police style.

The change of clothing after the founding of the People's Republic of China recorded the track of social development from the side. The change of police uniform also reflected the legal, economic and humanistic situation of the society at that time, with obvious brand of the times.

Any change in laws and regulations and costumes in history records the historical events and development process from one side. Public security inspection law is an important part of the state machine, and its professional clothing bears obvious brand of the times. The history of police uniforms is much longer than that of judges' uniforms and prosecutors' uniforms.