The criterion for determining trademark infringement is that the perpetrator uses a trademark that is identical or similar to the registered trademark on the same or similar goods without the permission of the trademark registrant, which shall be judged as Trademark infringement. Article 52 of the Trademark Law stipulates that if an unregistered trademark is used as a registered trademark, or if the use of an unregistered trademark violates the provisions of Article 10 of this Law, the local industrial and commercial administrative department shall stop it, make corrections within a time limit, and may impose a penalty. According to the notice, if the illegal business volume exceeds 50,000 yuan, a fine of not more than 20% of 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 10,000 yuan may be imposed.