1. Changing the words and figures of a registered trademark or changing the name and address of the registrant;
2. Stop using the registered trademark for three consecutive years, or transfer the registered trademark by itself;
3. Cheat consumers by shoddy goods;
4. Other circumstances.
Legal basis: Trademark Law of People's Republic of China (PRC).
Article 48 The term "use of trademarks" as mentioned in this Law refers to the use of trademarks on commodities, commodity packages or containers, commodity transaction documents, or in commercial activities such as advertisements and exhibitions to identify the source of commodities.
Article 49 Where a trademark registrant changes the registered trademark, the registrant's name, address or other registered items by himself in the process of using the registered trademark, the local administrative department for industry and commerce shall order it to make corrections within a time limit; If it fails to make corrections within the time limit, its registered trademark shall be revoked by the Trademark Office.
Any unit or individual may apply to the Trademark Office for the cancellation of a registered trademark if it becomes the common name of a commodity approved for use or if it is not used for three consecutive years without justifiable reasons. The Trademark Office shall make a decision within nine months from the date of receiving the application. There are special circumstances that need to be extended, which can be extended for three months with the approval of the administrative department for industry and commerce of the State Council. Article 49 of the Trademark Law of People's Republic of China (PRC) (1) changes the registered trademark by itself;
(2) changing the name, geography or other registered items of a registered trademark on its own;
(3) Stop using it for three consecutive years.