The police usually check for pornography, gambling and drugs during rounds? In an extraordinary period, it may be related to the case, such as investigation.

The Law on Public Security Administration Punishment stipulates that public security organs may inspect places, articles and persons related to acts violating public security administration. When conducting inspection, the people's police shall show their work certificates and inspection certificates issued by public security organs of people's governments at or above the county level.

the regulations on the procedures for handling administrative cases by public security organs require that there should be no less than two police officers when investigating and collecting evidence, and they need to identify themselves as law enforcers.

In order to maintain social order, the police can make rounds in hotels, show their police cards and identify themselves as people's policemen. If it is a search, a search warrant is usually required.

"Regulations on the Administration of the Use of People's Police Cards in Public Security Organs" Article 4 The People's Police Card is the certificate and symbol of the identity of the people's police in public security organs and the performance of their duties according to law.

when performing their duties according to law, the people's police of public security organs shall, unless otherwise stipulated by laws and regulations, carry their people's police cards with them and voluntarily show and identify themselves as people's police.

section 5 of the criminal procedure law

article 19 in order to collect criminal evidence and seize the criminal, investigators may search the body, articles, residence and other relevant places of the criminal suspect and the person who may hide the criminal or criminal evidence.

article 11 any unit or individual has the obligation to hand over physical evidence, documentary evidence and audio-visual materials that can prove the criminal suspect's guilt or innocence at the request of the people's procuratorate and the public security organ.

article 111 when conducting a search, a search warrant must be presented to the person being searched.

Extended information:

Responsibilities of public security police

According to Article 6 of the Law of the People's Republic of China on People's Police, the people's police of public security organs shall perform the following duties according to the division of responsibilities:

1. Prevent, stop and investigate illegal and criminal activities;

second, maintain social security order and stop acts that endanger social security order;

Third, maintain traffic safety and traffic order and deal with traffic accidents;

iv. Organize and implement fire control work and implement fire control supervision;

5. Manage firearms and ammunition, control knives and inflammable, explosive, toxic and radioactive dangerous goods;

VI. Managing special industries as stipulated by laws and regulations;

VII. Guard specific personnel specified by the state and guard important places and facilities;

VIII. Managing assemblies, processions and demonstrations;

IX. Manage household administration, nationality, entry and exit affairs and matters related to foreigners' residence and travel in China;

1. maintain public order in the border areas.

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