The purpose of using provident fund account settlement. According to the query on Hualu.com, it refers to binding the cardholder’s provident fund account with the credit card account to achieve the purpose of using the provident fund account for settlement when making purchases. The biggest feature of this credit card is that it requires no deposit or annual fee. The consumption amount will be deducted from the provident fund account, and the repayment will also be automatically deducted from the provident fund account, which is easy and convenient to operate.