How many months does Nanning company have to pay the social security base?

24 months. According to the law of our country, social security can be paid for up to two years, that is, 24 months, which means counting from the month of payment. Social security is social insurance, which refers to a non-profit social security system with income redistribution function, which is compulsory by the state to prevent and share social risks such as old age, unemployment, illness and death, including five types of insurance: endowment insurance, medical insurance, maternity insurance, unemployment insurance and industrial injury insurance.