Is it necessary to seize evidence on the spot?

The police need evidence to arrest people and can't take people away at will. If there is no illegal act after verification, people should be released immediately. If it is found to be illegal, compulsory measures such as detention will be taken. Therefore, it is necessary to catch evidence on the spot. Chatting on behalf of others refers to the act of publishing advertising information on the Internet and actively communicating with interested people. Agency prostitution is a kind of illegal and criminal behavior, ranging from administrative responsibility to criminal responsibility. If it constitutes a crime, it shall be sentenced to fixed-term imprisonment of not more than five years, criminal detention or public surveillance, and shall also be fined; If the circumstances are serious, he shall be sentenced to fixed-term imprisonment of not less than five years and fined. Using the information network to publish illegal information on soliciting prostitutes, if the circumstances are serious, shall be convicted and punished for the crime of illegally using the information network in accordance with the provisions of the Criminal Law. If it also constitutes the crime of introducing prostitution, it shall be convicted and punished in accordance with the provisions of heavier punishment.

Whether the agent will be arrested after quitting depends on whether it involves illegal activities. It is not illegal to talk on behalf of others, but it also depends on the purpose. If chatting on behalf of others is deceptive and misleading, causing huge losses to the other party's personal interests, it may involve fraud. If serious consequences are caused, they may be sentenced to fixed-term imprisonment of not more than three years. If you use online chat instead of prostitution and pornography, it also belongs to the crime of spreading obscene articles for profit and will be punished accordingly.

When the public security organ requests the arrest of a criminal suspect, it shall write a letter of approval of the arrest, together with the case file and evidence, and transfer it to the people's procuratorate at the same level for examination and approval. When necessary, the people's procuratorate may send people to participate in the discussion of major cases by public security organs.

Legal basis: Article 87 of the Criminal Procedure Law of People's Republic of China (PRC). When the public security organ requests the arrest of a criminal suspect, it shall write a letter of approval of the arrest, together with the case file and evidence, and transfer it to the people's procuratorate at the same level for examination and approval. When necessary, the people's procuratorate may send people to participate in the discussion of major cases by public security organs. Article 88 After the people's procuratorate has examined and approved the arrest, it may interrogate the criminal suspect. In any of the following circumstances, the criminal suspect shall be questioned. (1) Having doubts about whether the conditions for arrest are met; (2) The criminal suspect requests to make a face-to-face statement to the procurator; (3) There may be major illegal acts in the investigation activities.

When examining and approving an arrest, the people's procuratorate may ask witnesses and other participants in the proceedings and listen to the opinions of defense lawyers; If a defense lawyer makes a request, he shall listen to the opinions of the defense lawyer.