If the police do not produce valid law enforcement certificates in the process of law enforcement, the parties concerned have the right to ask them to produce their law enforcement certificates. If the other party can't produce a valid law enforcement certificate, it may be a fake policeman, and the party concerned has the right to refuse the inspection.

According to Article 23 of the People's Police Law, the people's police must dress in accordance with the regulations, wear the people's police logo or hold the people's police card, and keep the police appearance clean and dignified.

Extended data:

Chapter VII Legal Responsibility of the People's Police Law of the People's Republic of China

Article 48 People's policemen who commit any of the acts listed in Article 22 of this Law shall be given administrative sanctions. If a crime is constituted, criminal responsibility shall be investigated according to law.

Administrative sanctions are divided into: warning, demerit recording, demerit recording, demotion, dismissal and dismissal. The people's police who are subject to administrative sanctions may lower their police ranks or cancel their police ranks in accordance with relevant state regulations.

When necessary, the people's police who violate discipline can be taken to stop performing their duties and be confined.

Forty-ninth people's police in violation of the provisions of the use of weapons, police equipment, which constitutes a crime, shall be investigated for criminal responsibility according to law; If it does not constitute a crime, it shall be given administrative sanctions according to law.

Fiftieth people's police who infringe upon the legitimate rights and interests of citizens or organizations in performing their duties shall make compensation in accordance with the provisions of the State Compensation Law of People's Republic of China (PRC) and other relevant laws and regulations.

Baidu Encyclopedia: People's Police Law of the People's Republic of China