Alleviate the cash flow problem of credit card users. According to Caiti's query. Com, bail-out means to ease difficulties. Credit card bail-out service refers to the special funds to solve the cash flow difficulties of private enterprises, which are distributed in the form of policy loan financing and loan discount. Credit card refers to various media that record the relevant information of the cardholder's account, have the function of bank credit line and overdraft, and provide relevant banking services for the cardholder.