Legal analysis: the change of company name requires the change of social security. First, the social security registration certificate needs to be replaced. Carrying a new business license and organization code certificate; Original and photocopy of legal person's ID card, old social security registration certificate, fill in the change unit information form, make changes in the social security account opening window, and print a new social security registration certificate.

Legal basis: Article 11 of the Regulations of the People's Republic of China on the Administration of Company Registration conforms to the relevant provisions of the state. A company can only use one name. The company name approved and registered by the company registration authority is protected by law.