9: 00 am According to the business schedule of the service hall of the Provident Fund Management Center, the normal working hours on legal working days are 09: 00- 12: 00 and 13: 00- 17: 00 am, so the Provident Fund opens at 9: 00 am. Provident fund, also known as reserve fund, includes statutory provident fund and arbitrary provident fund, which refers to a kind of money drawn from the company's profits according to law in order to enhance its own property capacity, expand production and operation and prevent unexpected losses.