Legal analysis: If local people need to buy social security, they can go directly to the local social security bureau to buy it. Individual affiliated units handle social security in the name of human resources companies. Individuals sign agency contracts with human resources agency companies, submit relevant materials, and pay social security fees and service fees. (Social insurance premium: composed of enterprise payment part and individual payment part), which is purchased by the unit to which the individual belongs, and the total social insurance premium is paid by the individual. The agency pays social security fees for individuals on a monthly basis. Individuals can check the details of social security purchased by themselves on the social security bureau network (or local tax network) and get the social security card the next month (before). People who need to buy social security from affiliated units: freelancers, entrepreneurs, flexible employees, temporarily unemployed or short-term workers. Local people who need to buy social security can go directly to the local social security bureau to buy it. Individuals affiliated with the company apply for social security and purchase in the name of human resources companies. Individuals sign agency contracts with human resources agency companies, submit relevant materials, and pay social security fees and service fees. (Social insurance premium: composed of enterprise payment part and individual payment part), which is purchased by the unit to which the individual belongs, and the total social insurance premium is paid by the individual. The agency pays social security fees for individuals on a monthly basis. Individuals can check the details of social security purchased by themselves on the social security bureau network (or local tax network) and get the social security card the next month (before). People who need to buy social security from affiliated units: freelancers, entrepreneurs, flexible employees, temporarily unemployed or short-term workers.

Legal basis: Article 64 of People's Republic of China (PRC) Social Insurance Law includes basic endowment insurance fund, basic medical insurance fund, industrial injury insurance fund, unemployment insurance fund and maternity insurance fund. In addition to the basic medical insurance fund and maternity insurance fund combined accounting, other social insurance funds are accounted for separately according to social insurance types. Social insurance funds implement a unified accounting system throughout the country.

The social insurance fund is earmarked for special purposes, and no organization or individual may occupy or misappropriate it.

The basic old-age insurance fund will gradually implement national overall planning, and other social insurance funds will gradually implement provincial overall planning. The specific time and steps shall be stipulated by the State Council.