1. The public security organ has no right to file a criminal case for libel, nor to manage it. It is legal for the police not to accept libel reports and cannot complain. It can be settled by private prosecution. 2. According to the criminal law, libel is a case of private prosecution, and the victim brings a criminal private prosecution to the court to investigate the criminal responsibility of the offender. 3. Defamation refers to deliberate fabrication and dissemination of fictional facts, which is enough to degrade the personality and damage the reputation of others, and the circumstances are serious. People who commit libel will only be dealt with if they are told. Article 246 of the Criminal Law The crime of insulting and slandering publicly insults others by violence or other means or fabricates facts to slander others. If the circumstances are serious, they shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights. The crimes mentioned in the preceding paragraph shall be dealt with only if they are told, except those that seriously endanger social order and national interests. If the victim informs the people's court of the acts specified in the first paragraph through the information network, but it is really difficult to provide evidence, the people's court may request the public security organ to provide assistance.

Legal objectivity:

Article 246 of the Criminal Law of People's Republic of China (PRC) * * * Crime of insulting and slandering. Whoever publicly insults others by violence or other means or fabricates facts to slander others. If the circumstances are serious, they shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention, public surveillance or deprivation of political rights. The crimes mentioned in the preceding paragraph shall be dealt with only if they are told, except those that seriously endanger social order and national interests. If the victim informs the people's court of the acts specified in the first paragraph through the information network, but it is really difficult to provide evidence, the people's court may request the public security organ to provide assistance.