What does the social security base mean? How to explain the social security base?

1, social insurance base, also known as social security base, refers to the social insurance payment base of employees in a social security year. It is determined according to the average monthly wage income of employees from June 1 day to February 1 day in the previous year.

2 social insurance payment base is an important basis for calculating social insurance premiums and social insurance benefits paid by employers and their employees. There are upper and lower limits, depending on the actual situation in each region.