Legal analysis: If the company name changes, the trademark needs to be changed. According to the provisions of my country's Trademark Law, if a registered trademark needs to change the name, address or other registration matters of the registrant, a change application must be filed.

Legal basis: Article 41 of the "Trademark Law of the People's Republic of China" If a registered trademark needs to change the name, address or other registration matters of the registrant, a change application should be submitted.