Article 48 of the Civil Procedure Law stipulates that citizens, legal persons and other organizations may be parties to civil litigation. A legal person shall file a lawsuit by its legal representative. Other organizations are sued by their principal responsible persons.

In trademark infringement litigation; There are two basic classifications: the subject of right and the subject of responsibility. The subject of right is the obligee and interested party of trademark right, and the obligee is usually the original subject of trademark right. They applied to the State Trademark Office for trademark registration and obtained approval.