Trademark infringement can be complained to the Trademark Management Office of the Municipal Administration for Industry and Commerce or the Trademark Advertising Contract Management Section of the Industrial and Commercial Branch, or brought to the people's court. If 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. Foreigners or foreign enterprises should entrust a trademark agency with foreign agency rights.

Legal basis

Article 6 of the Trademark Law

If one of the acts listed in Article 57 of this Law infringes on the exclusive right to use a registered trademark and causes a dispute, the parties concerned shall settle it through consultation; Unwilling to negotiate or failing to negotiate, the trademark registrant or interested party may bring a suit in a people's court or request the administrative department for industry and commerce to handle it. When the administrative department for industry and commerce finds that the infringement is established, it shall be ordered to immediately stop the infringement, confiscate and destroy the infringing goods and tools mainly used to manufacture infringing goods and forge registered trademark marks. If the illegal business amount is more than 5, yuan, it may be fined less than five times the illegal business amount, and if there is no illegal business amount or the illegal business amount is less than 5, yuan, it may be fined less than 25, yuan. Whoever commits trademark infringement twice or more within five years or has other serious circumstances shall be given a heavier punishment. The administrative department for industry and commerce shall order the sale of goods that are not known to infringe on the exclusive right to use a registered trademark, and can prove that the goods are legally obtained by themselves and explain the supplier.