What does a joint provident fund card mean?

Personal provident fund signing card signing means that employees who deposit housing provident fund can sign a contract with the bank that cooperates with the provident fund center according to their personal requirements and apply for a joint provident fund card. Provident fund depositors can open cards in a number of banks, and the Housing Provident Fund Management Center stipulates that all deposit enterprises shall not refuse to apply for joint housing provident fund cards for employees under any pretext.