Legal analysis: The time period within which trademark infringement can be prosecuted is two years, calculated from the date when the trademark registrant or interested owner knew or should have known about the infringement. If the trademark registrant or interested party files a lawsuit more than two years ago, if the infringement is still continuing at the time of the lawsuit, within the validity period of the exclusive right to use the registered trademark, the people's court shall order the defendant to stop the infringement, and the amount of infringement damages shall be determined from the right holder. The calculation shall be calculated forward two years from the date of filing a lawsuit in the People's Court.

Legal basis: Article 119 of the "Civil Procedure Law of the People's Republic of China" The prosecution must meet the following conditions:

(1) The plaintiff is related to the case Directly interested citizens, legal persons and other organizations;

(2) There is a clear defendant;

(3) There are specific litigation claims, facts and reasons;

(4) It falls within the scope of the People's Court to accept civil litigation and the jurisdiction of the People's Court subject to the lawsuit.