Legal analysis: If the company name changes, the trademark needs to be changed. The applicant should go to the Trademark Office to register a trademark change and submit a change application, name change certificate and other materials. The Trademark Office will review the materials in accordance with the law and issue a change certificate after approval. Applicants can also entrust a legally established trademark agency to handle the matter.

Legal basis: "Trademark Law of the People's Republic of China"

Article 18 To apply for trademark registration or handle other trademark matters, you can handle it yourself, or you can entrust it to be established in accordance with the law. trademark agency. When foreigners or foreign enterprises apply for trademark registration and handle other trademark matters in China, they should entrust a trademark agency established in accordance with the law to handle it.

Article 41 If a registered trademark needs to change the name, address or other registration matters of the registrant, an application for change shall be submitted.