Trademark infringement refers to the use of the same or similar trademark on the same or similar goods without the permission of the trademark registrant. Industrial and commercial investigation of trademark infringement can be divided into the following four types: (1) using the same trademark as the registered trademark of others on the same commodity; (2) using a trademark similar to the registered trademark of others on the same commodity; (3) using the same trademark as the registered trademark on similar goods; (4) using a trademark similar to the registered trademark of others on similar goods. The first behavior is counterfeiting, and the other three are counterfeiting. Counterfeiting a registered trademark is the most serious infringement of the exclusive right to use a trademark. If the circumstances are serious, criminal responsibility shall be investigated according to law. Article 57 of the Trademark Law commits any of the following acts, which are all violations of the exclusive right to use a registered trademark: (1) using a trademark identical to its registered trademark on the same commodity without the permission of the trademark registrant; (2) Without the permission of the trademark registrant, using a trademark similar to its registered trademark on the same commodity, or using a trademark identical to or similar to its registered trademark on similar commodities is likely to lead to confusion; (3) selling goods that infringe upon the exclusive right to use a registered trademark; (4) Forging or unauthorized manufacturing of registered trademark marks of others or selling forged or unauthorized registered trademark marks; (five) without the consent of the trademark registrant, the registered trademark is changed and the goods with the changed trademark are put on the market again; (6) Deliberately providing convenience for the infringement of the exclusive right to use a trademark of others and helping others to commit the infringement of the exclusive right to use a trademark; (seven) causing other damage to the exclusive right to use a registered trademark of others. Legal objectivity:

According to the Trademark Law and its Detailed Rules for Implementation, there are the following kinds of trademark infringement: (1) using the same or similar trademark on the same or similar goods without the permission of the registered trademark owner; (2) selling goods that are knowingly counterfeit registered trademarks of others; (3) Forging or unauthorized manufacturing of registered trademarks of others or selling forged or unauthorized trademarks; (4) causing other damage to the exclusive right to use a registered trademark of others. Mainly include: (1) selling goods that you know or should know infringe upon the exclusive right to use registered trademarks of others; (2) Using words or graphics identical or similar to others' registered trademarks as commodity names or commodity decorations on the same or similar commodities, which is enough to cause misidentification; (3) Deliberately providing convenient conditions such as warehousing, transportation, mailing, concealment, etc. for infringement of the exclusive right to use a registered trademark of others.