legal ground
Article 18 of the Trademark Law of People's Republic of China (PRC) may apply for trademark registration or handle other trademark matters by itself or by entrusting a legally established trademark agency. Article 41 Where a registered trademark needs to change the name, address or other registered items of the registrant, an application for change shall be filed. Article 30 "Regulations for the Implementation of the Trademark Law of People's Republic of China (PRC)" Where the name, address or other registered items of a trademark registrant change, an application for change shall be filed with the Trademark Office. Where a trademark registrant changes its name, it shall also submit a certificate of change issued by the relevant registration authority. If approved by the Trademark Office, a corresponding certificate shall be issued to the trademark registrant and announced; If it is not approved, it shall notify the applicant in writing and explain the reasons. Where the name or address of a trademark registrant is changed, the trademark registrant shall change all its registered trademarks together; If it is not changed at the same time, the Trademark Office shall notify it to make corrections within a time limit; If it fails to make corrections within the time limit, it shall be deemed as abandoning the application for change, and the Trademark Office shall notify the applicant in writing.