When is the most cost-effective for freelancers to pay social security?

Legal analysis: freelancers should pay social security as soon as possible, no later than 45 years old. Because the earlier you pay, the lower the cost of the same payment cycle. According to the second paragraph of Article 10 of the Social Insurance Law, individual industrial and commercial households without employees, part-time employees who have not participated in the basic old-age insurance in the employing unit and other flexible employees can participate in the basic old-age insurance and pay the basic old-age insurance premium.

Legal basis: Article 23 of the Social Insurance Law of People's Republic of China (PRC), employees shall participate in the basic medical insurance for employees, and both employers and employees shall pay the basic medical insurance premium according to the provisions of the state. Individual industrial and commercial households without employees, part-time employees who have not participated in the basic medical insurance for employees and other flexible employees can participate in the basic medical insurance for employees, and individuals pay the basic medical insurance premium in accordance with state regulations.