Social insurance is essentially

Social insurance has the characteristics of safety, legality, mutual assistance, welfare and universality.

1. Supportability: The fundamental purpose of social insurance is to ensure the basic livelihood of workers after they lose their ability to work, thus maintaining social stability.

2. Legitimacy: national legislation and enforcement. Beneficiaries of insurance benefits and their units must participate in and pay social insurance funds in accordance with regulations, and cannot voluntarily.

3. Mutual assistance: organize social insurance according to the principle of sharing social risks. Social insurance premiums are shared by the state, enterprises and individuals, and social insurance funds are established.

4. Welfare: Social insurance is not for profit, and it solves the biggest social security problem with the least cost, which belongs to the nature of social welfare.

5. Universality: Social insurance is widely implemented, and it is generally implemented in all employees who support the elderly and their immediate family members.