Legal analysis:

Trademark infringement can be complained to the Trademark Administration Bureau of the Municipal Administration for Industry and Commerce or some intellectual property management departments, or a lawsuit can be brought to the people's court. Where a request is made to the administrative department for industry and commerce or the intellectual property management department, a written request shall be issued. The written request shall specify the cause of the request, the legal basis of the request, the specific content of the request, the name and address of the claimant, the name of the infringer and the place where the infringement occurred. Foreigners or foreign enterprises must entrust a trademark agency to handle it.

Legal basis:

Article 61 of the Trademark Law stipulates that the administrative department for industry and commerce has the right to investigate and deal with violations of the exclusive right to use a registered trademark; Suspected of committing a crime, it shall be promptly transferred to judicial organs for legal treatment.