The contribution ratio of Hangzhou Metro provident fund is regulated by Hangzhou Housing provident Fund Management Center, and the current contribution ratio is 8% for individuals and 12% for units. In other words, of the total monthly salary of Hangzhou Metro employees, the company will pay 12% to the housing provident fund account, while the employees themselves need to pay 8% to the provident fund account. Provident fund is an important social security system that can help employees accumulate housing funds and improve the quality of life.