First, illegal sales and printing of trademarks.

Second, the goods are shoddy and deceive consumers.

Third, changing the words, figures or their combinations of a registered trademark without authorization.

The fourth is to stop using it for three consecutive years.

Fifth, changing the name, address or other registered items of the registered trademark registrant.

Sixth, the trademark license contract is not filed.

Seventh, the transfer of registered trademarks.

In addition, the Trademark Review and Adjudication Board will make a final ruling on the cancellation of disputed registered trademarks and improperly registered trademarks in accordance with the Trademark Law.

Final ruling on revocation of a registered trademark The Trademark Office shall make a decision on a registered trademark that has been revoked in violation of the provisions of the Trademark Law and make an announcement. The Trademark Office shall notify the trademark registrant and the local administrative department for industry and commerce in writing, and the local administrative department for industry and commerce shall collect the Trademark Registration Certificate and return it to the Trademark Office.