Why did the Public Security Bureau say I did it?

This may be a fraudulent phone call. You can ask if you don't believe me.

The public security organs, or public security departments, are the administrative law enforcement departments in charge of public security affairs managed by the people of China and the central and local people's governments at all levels, and are the management institutions of the people's police of public security organs. However, it also exercises some non-police administrative licensing functions, such as household registration management and special industry management.