How many years can I retire in Nanjing after paying social security in Nanjing?

Legal analysis: 1). Where the basic old-age insurance relationship is located at the domicile, the domicile shall be responsible for handling the pension collection procedures and enjoying the basic old-age insurance benefits; 2) If the basic old-age insurance relationship is not located at the domicile, but the cumulative payment period in the locality of the basic old-age insurance relationship exceeds 10 years, the local treatment collection procedures shall be handled and the local basic old-age insurance benefits shall be enjoyed. 3) If the basic old-age insurance relationship is not located at the domicile, and the accumulated payment period in the locality where the basic old-age insurance relationship is located is less than 10 year, the basic old-age insurance relationship will be transferred back to the original insured place, and the payment period will be 10 year, so as to receive treatment and enjoy basic old-age insurance benefits. 4) If the basic old-age insurance relationship is not located at the domicile, and the accumulated payment period in each insured place is less than 10 years, the basic old-age insurance relationship and the corresponding funds will be collected at the domicile, and the domicile will handle the pension collection procedures according to the regulations and enjoy the basic old-age insurance benefits.

Legal basis: Article 16 of the Social Insurance Law of People's Republic of China (PRC). Individuals who participate in the basic old-age insurance will receive the basic old-age pension on a monthly basis if they have paid a total of fifteen years when they reach the statutory retirement age. Individuals who participate in the basic old-age insurance and pay less than fifteen years when they reach the statutory retirement age can pay for fifteen years and receive the basic pension on a monthly basis; Can also be transferred to the new rural social endowment insurance or urban residents' social endowment insurance, enjoy the corresponding pension insurance benefits in accordance with the provisions of the State Council.