Legal analysis: You can directly call 1 10 or directly report to the nearest public security organ. You only need to truthfully state the facts you know to the police, and you don't need to provide any additional documents. Be sure to call the police at the nearest place as soon as possible. Any unit, individual and public telephone equipped with telephone should provide convenience for alarm. According to the tips of the police, explain the basic situation of calling for help; What is the original state of the site; Whether measures have been taken; The number, characteristics, articles carried and escape direction of criminals or suspicious persons. Call 1 10 and provide the location, name and contact information of the alarm person.

Legal basis: Article 111th of the Criminal Procedure Law of People's Republic of China (PRC). Reports, complaints and reports can be made in writing or orally. The staff who accept the oral report, complaint or report shall make a written record, which shall be signed or sealed by the informant, complainant and informant after being correctly read out. The staff who accept the complaint and report shall explain the legal responsibility of false accusation and frame-up to the complainant and informant. However, as long as it is not fabricating facts and evidence, even if the facts of the accusation and report are different, or even false accusation, it should be strictly distinguished from false accusation. Public security organs, people's procuratorates or people's courts shall ensure the safety of informants, complainants, informants and their close relatives. Informants, complainants and informants who are unwilling to disclose their names and report, accuse and report their acts shall keep them confidential.