1. Preparation materials: ID card, education certificate, health certificate, certificate of no criminal record, etc.

2. Go through the relevant formalities at the local public security bureau. Please consult the local public security bureau for the specific handling window.

3. Submit an application to the Public Security Bureau and pay relevant fees.

4. Wait for the audit, and obtain the security certificate after the audit is passed.

It should be noted that due to different regional and personal conditions, the processing time of security certificates may be different. It is suggested to ask the local public security bureau for specific regulations and procedures in advance. At the same time, in the process of handling, to ensure that the submitted materials are true and effective, otherwise it may affect the audit results.