First, negotiate with the infringer. It is mainly to explain to the infringer that you own the trademark right of this trademark, what actions you have violated my trademark right and what losses have been caused, you should stop the infringement and make compensation, and you can also negotiate how to compensate.
Two, request the local administrative department for Industry and commerce at or above the county level for administrative treatment. Where a request is made to the administrative department for industry and commerce, a written request shall be issued. The written request shall specify the cause of the request, the legal basis of the request, the name and address of the claimant, the name of the infringer and the place where the infringement occurred.
Third, bring a lawsuit to the people's court. Submit the complaint as required and prepare relevant evidence. It is recommended to hire a professional lawyer.
Legal basis: Article 60 of the Trademark Law of People's Republic of China (PRC) commits one of the acts listed in Article 57 of this Law, which infringes on the exclusive right to use a registered trademark and causes disputes, which shall be settled by the parties through consultation; Unwilling to negotiate or failing to negotiate, the trademark registrant or interested party may bring a lawsuit to the people's court or request the administrative department for industry and commerce to handle it.