Legal analysis: the crime of fraudulent use of trademarks can be divided into the following categories: First, without the consent of the trademark registration applicant, the trademark similar to the applicant is directly used on the same or similar goods, misleading consumers' consumption behavior, such as using similar trademarks to cause consumers to buy counterfeit products instead of genuine ones. Second, I didn't use trademarks fraudulently, but I sold products that others used trademarks fraudulently; Third, directly forge or manufacture trademarks registered by others in the State Trademark Office, or indirectly sell forged or manufactured trademarks to others; Fourth, changing the product trademark and selling the product without the consent of the trademark registration applicant; Fifth, I didn't use the trademark fraudulently, but I helped others use the trademark fraudulently. For example, I provided some help when others fraudulently used trademarks, such as the specific details of trademarks. Sixth, I didn't use the trademark fraudulently, but it damaged the exclusive right of the registered applicant to use the trademark.

Legal basis: Trademark Law of People's Republic of China (PRC).

Article 2 The Trademark Office of the State Council Administration for Industry and Commerce shall be in charge of the national trademark registration and administration. The State Council Administration for Industry and Commerce has set up a Trademark Review and Adjudication Board to handle trademark disputes.

Article 3 Trademarks approved for registration by the Trademark Office are registered trademarks, including commodity trademarks, service trademarks, collective trademarks and certification trademarks; Trademark registrants enjoy the exclusive right to use trademarks and are protected by law. The term "collective trademark" as mentioned in this Law refers to a sign registered in the name of a group, association or other organization for members of the organization to use in business activities, so as to show the membership of users in the organization. The term "certification trademark" as mentioned in this Law refers to a mark controlled by an organization with the ability to supervise goods or services and used by units or individuals outside the organization to prove the origin, raw materials, manufacturing methods, quality or other specific qualities of the goods or services. Special matters concerning the registration and management of collective trademarks and certification trademarks shall be stipulated by the administrative department for industry and commerce of the State Council.