Is it necessary to buy social security at the age of 45?

Legal analysis: social security can be purchased, regardless of whether men and women are under retirement age.

Legal basis: Article 27 of People's Republic of China (PRC) Social Insurance Law. Individuals who participate in the basic medical insurance for employees will not pay the basic medical insurance premium after retirement and enjoy the basic medical insurance benefits according to the provisions of the state if they reach the statutory retirement age and the accumulated payment reaches the fixed number of years stipulated by the state. Those who have not reached the fixed number of years prescribed by the state may pay the fees to the fixed number of years prescribed by the state.