How to calculate employment at the beginning of social security month?

According to the provisions of the tax law, personal income does not include part of the social security paid by the unit, but it includes the social security withheld and remitted from the salary undertaken by the individual.

Including the provident fund base does not include the social security paid by the unit.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.