Legal analysis: The determination of trademark infringement is generally carried out by the industrial and commercial administration authorities. The parties may complain or report to the industrial and commercial administration authorities at or above the county level where the infringer is located or where the infringement occurred. General infringement cases are investigated and handled by the county-level industrial and commercial administration departments, while foreign-related cases or major cases are handled by the prefecture-level or provincial-level industrial and commercial administration departments.

Legal basis: Article 60 of the "Trademark Law of the People's Republic of China" If any of the acts that infringe on the exclusive right to use a registered trademark as listed in Article 57 of this Law cause a dispute, the party concerned shall If the dispute is not resolved through negotiation or negotiation fails, the trademark registrant or interested party may file a lawsuit with the People's Court or request the industrial and commercial administration department to handle the matter. When handling the case, if the industrial and commercial administrative department determines that the infringement is established, it shall order it to immediately stop the infringement, confiscate and destroy the infringing goods and tools mainly used to manufacture infringing goods and counterfeit registered trademarks. If the illegal business turnover exceeds 50,000 yuan, it may be punished. A fine of not more than five times the illegal business volume may be imposed. If there is no illegal business volume or the illegal business volume is less than 50,000 yuan, a fine of not more than 250,000 yuan may be imposed. Those who commit more than two trademark infringements within five years or have other serious circumstances shall be severely punished. If you sell goods that are not known to infringe the exclusive rights of a registered trademark, and you can prove that you legally obtained the goods and explain the supplier, the industrial and commercial administration department will order you to stop selling them. For disputes over the amount of compensation for infringement of the exclusive right to use a trademark, the parties may request mediation by the industrial and commercial administrative department handling the matter, or they may file a lawsuit in the People's Court in accordance with the Civil Procedure Law of the People's Republic of China. If the parties fail to reach an agreement after mediation by the administrative department for industry and commerce or fail to perform the mediation agreement after it takes effect, the parties may file a lawsuit in the People's Court in accordance with the Civil Procedure Law of the People's Republic of China.