Corporate loan card processing: corporate legal persons, unincorporated enterprises, legal persons of public institutions and other borrowers who need to apply for loans from various financial institutions handle credit businesses such as acceptance bills, letters of credit, credit lines and letters of guarantee. , must apply for a loan card to the downtown branch or county branch of the People's Bank of China where its business license (or other valid documents) is registered. According to the authorization of the head office of the People's Bank of China, the Central Branch of the People's Bank of China and its subordinate branches are the credit card management organs, responsible for the issuance, extension and supervision and management of credit cards. The loan card refers to the magnetic stripe card issued by the branch of the People's Bank of China to the borrower or guarantor for the enterprise credit information system, and it is the qualification certificate for the borrower to apply for credit business or the guarantor to provide guarantee.