Job Recruitment Website - Social security inquiry - Why are the payment bases of five kinds of social insurance and housing provident fund for employees in Xi 'an different?

Why are the payment bases of five kinds of social insurance and housing provident fund for employees in Xi 'an different?

The reasons for the different payment bases of five social insurances and housing provident fund for employees in Xi enterprises are that housing provident fund and social security belong to different purposes, and the bases of housing provident fund and social security are different.

The monthly deposit amount of employee housing provident fund is the average monthly salary of employees in the previous year multiplied by the deposit ratio of employee housing provident fund. The monthly deposit amount of housing provident fund paid by the unit for employees is the average monthly salary of employees in the previous year multiplied by the proportion of housing provident fund paid by the unit.