What do police stations usually check for rounds?

Legal analysis: police rounds generally investigate pornography, gambling and drugs, and may also be related to the case, such as investigation.

Legal basis: "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, except as otherwise provided by laws and regulations, carry their people's police cards with them and actively show their identity.

Article 109 of the Criminal Procedure Law of People's Republic of China (PRC) * * * In order to collect criminal evidence and arrest criminals, investigators may search the bodies, articles, residences and other relevant places of criminal suspects and people who may hide criminals or criminal evidence.

Article 110 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.