Change time: It takes about 6-10 months. 1. The Trademark Office will issue a "Certificate of Approval of Change of Registered Trademark" within fifteen days after receiving the change application. 2. You can receive the "Certificate of Approval of Change of Registered Trademark" six to eight months from the date of establishment of the application. This certificate must be used together with the original Trademark Registration Certificate. 3. The date marked on the "Certificate of Approval of Change of Registered Trademark" is the effective date of the change of registration. You can use it after receiving the "Certificate of Approval of Change of Registered Trademark".

Legal basis:

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