According to the Trademark Law, any of the following acts is an infringement of the exclusive right to use a registered trademark:

1. Using a trademark identical with or similar to its registered trademark on the same or similar goods without the permission of the trademark registrant;

2. Selling goods that infringe the exclusive right to use a registered trademark;

3. Forging or manufacturing others' registered trademarks without authorization or selling forged or manufactured registered trademarks without authorization;

4, without the consent of the trademark registrant, change its registered trademark and put the goods with the changed trademark on the market again;

5, causing other damage to the exclusive right to use a registered trademark of others.