Loans overdue bought the Agricultural Bank card and frozen the postal currency card, so it can be used. Agricultural bank cards and postal currency cards are bank cards of different banking institutions, and the management rights belong to their respective institutions and departments, and cannot be frozen across banks. However, in case of malicious loans overdue or fraudulent loans, ABC has the right to report to the police and provide evidence, and take certain protective measures through public security organs and postal banks. It is suggested that if it is overdue, please pay off the money as soon as possible or apply for deferred repayment, so as not to affect your personal credit information.