Legal analysis: If the name, address or other registration matters of the trademark registrant are changed, a change application must be submitted to the Trademark Office. If the name of the trademark registrant is changed, a change certification document issued by the relevant registration authority must also be submitted. If the Trademark Office approves the application, it shall issue corresponding certificates to the trademark registrant and make an announcement; if it disapproves the application, it shall notify the applicant in writing and explain the reasons.

If the name or address of the trademark registrant is changed, the trademark registrant shall change all registered trademarks together; if the changes are not made together, the Trademark Office shall notify the trademark registrant to make corrections within a time limit; if the trademark registrant fails to make corrections within the time limit, it shall be deemed as To abandon the change application, the Trademark Office shall notify the applicant in writing.

Legal basis: Article 30 of the "Regulations on the Implementation of the Trademark Law of the People's Republic of China" If the name, address or other registration information of the trademark registrant is changed, a change application shall be submitted to the Trademark Office. If the name of the trademark registrant is changed, a change certification document issued by the relevant registration authority must also be submitted. If the Trademark Office approves the application, it shall issue corresponding certificates to the trademark registrant and make an announcement; if it disapproves the application, it shall notify the applicant in writing and explain the reasons. If the name or address of the trademark registrant is changed, the trademark registrant shall change all registered trademarks together; if the changes are not made together, the Trademark Office will notify the trademark registrant to make corrections within a time limit; if the trademark registrant fails to make corrections within the time limit, it will be deemed to have given up the change application, and the Trademark Office will The applicant shall be notified in writing.