Trademark infringement refers to the act of using the same or similar logo as a registered trademark on the same or similar goods or services without the consent of the trademark owner, which damages the legitimate rights and interests of the trademark owner. Using the same trademark as its registered trademark on the same commodity without the permission of the trademark registrant. Any of the following acts is an infringement 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.