Illegal.
According to the provisions of the Trademark Law, any of the following acts shall infringe the exclusive right of a registered trademark:
1. Using the same product on the same product without the permission of the trademark registrant Or using a trademark that is the same or similar to its registered trademark on similar goods;
2. Selling goods that infringe the exclusive rights of registered trademarks;
3. Counterfeiting or unauthorized manufacturing of other people’s registered trademarks Marking or selling counterfeit or unauthorized registered trademarks;
4. Changing the registered trademark without the consent of the trademark registrant and putting the goods with the replaced trademark back on the market;
5. Cause other damage to others’ exclusive rights to registered trademarks.