Do I need to apply for a new social security card to change jobs?

Legal analysis: there is no need to re-apply, just need to apply for social security transfer. Handling process: (1) After the insured establishes the basic old-age insurance relationship in the new employment place and pays the fee, the employer or the insured submits a written application for the transfer and continuation of the basic old-age insurance relationship to the social security agency in the new employment place. (2) The social security agency of the newly insured place shall, within 15 working days, review the application for transfer and continuation, send an acceptance letter to the social security agency where the insured person's original basic old-age insurance relationship is located, and provide relevant information; Do not meet the transfer conditions, make a written explanation to the applicant or the insured.

Legal basis: Article 50 of People's Republic of China (PRC) Labor Contract Law. The employing unit shall issue a certificate of dissolution or termination of the labor contract at the time of dissolution or termination, and go through the formalities for the transfer of files and social insurance relations for employees within 15 days. Laborers shall handle the work handover according to the agreement of both parties. If the employing unit should pay economic compensation to the workers in accordance with the relevant provisions of this law, it should pay it when the work handover is completed. The employing unit shall keep the text of the dissolved or terminated labor contract for at least two years for future reference.