It means that the credit loans obtained by enterprises through banks and other financial institutions can be recycled, that is, enterprises can withdraw the loans multiple times within a certain period, and after paying off the loans, they can withdraw them again and use them continuously. Revolving overdraft is a common form of credit, which can improve the liquidity and operating flexibility of enterprises, but it also requires enterprises to effectively manage and plan their financial status to avoid excessive overdrafts, which may lead to excessive debt, The risk of not being able to repay debts.