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.

Legal basis: "Trademark Law of the People's Republic of China" Article 42: If a registered trademark is transferred, the transferor and the transferee shall sign a transfer agreement and submit the same request to the Trademark Office Make an application. The transferee shall ensure the quality of the goods using the registered trademark.

When transferring a registered trademark, the trademark registrant shall transfer all similar trademarks registered on the same goods, or identical or similar trademarks registered on similar goods.

For transfers that are likely to cause confusion or have other adverse effects, the Trademark Office will not approve the transfer and will notify the applicant in writing and explain the reasons.

After the transfer of a registered trademark is approved, it will be announced. The assignee shall enjoy the exclusive right to use the trademark from the date of announcement.