Legal analysis: the provident fund deposit is composed of two parts: the employee's personal provident fund deposit and the employee's unit's provident fund deposit, which belongs to the employee. Provident fund deposit, the monthly deposit amount of individual provident fund deposit is the average monthly salary of employees in the previous year multiplied by the proportion of employees' provident fund deposit; The monthly deposit amount of the provident fund paid by the unit for the employees is the average monthly salary of the employees in the previous year multiplied by the deposit ratio of the unit provident fund.

Legal basis: Regulations on the Administration of Housing Provident Fund

Article 16 The monthly contribution of employee housing provident fund is the average monthly salary of the employee in the previous year multiplied by the contribution ratio of employee housing provident fund. The monthly deposit amount of the housing provident fund paid by the unit for the employees is the average monthly salary of the employees in the previous year multiplied by the proportion of the housing provident fund paid by the unit.

Article 19 The housing accumulation fund paid by individual employees shall be withheld and remitted from their wages by the unit where they work. The unit shall remit the housing provident fund paid by the unit and remitted for the employees to the housing provident fund account within 5 days from the date of monthly payment of employees' wages, and the entrusted bank shall include it in the employee housing provident fund account.