How to trust the police privately?

Correct attitude, rigorous and concise words.

The police will send text messages to individuals. When a case-handling organ contacts a citizen by telephone or text message, it will generally apply as a witness to assist in the investigation. Mainly to find someone to talk to and understand the relevant situation.

The people's police are called police for short, including the people's police in public security organs, state security organs, prisons and judicial police in people's courts and people's procuratorates. The people's police are national civil servants. The duties of the people's police are "to safeguard national security, maintain social order and stability, protect citizens' personal safety, personal freedom and legitimate property, protect public property, and prevent, stop and punish illegal and criminal activities".