How to renew social security after leaving Nanjing?

First of all, you have to go to the individual payment window of the social security agency to collect and fill in the Social Insurance Individual Payment Declaration Form of a City and the Contract for Entrusting a Bank to Collect Social Insurance Premium, so as to handle social security for flexible employees.

Legal objectivity:

Article 60 of the Social Insurance Law of People's Republic of China (PRC), the employing unit shall declare on its own and pay social insurance premiums in full and on time. Except for legal reasons such as force majeure, the payment shall not be postponed or reduced. The social insurance premiums that employees should pay shall be withheld and remitted by the employer, and the employer shall inform me of the details of paying social insurance premiums on a monthly basis. Individual industrial and commercial households without employees, part-time employees who have not participated in social insurance in the employing units and other flexible employees can pay social insurance premiums directly to the social insurance premium collection agencies.