The credit card business of general domestic commercial banks mainly includes: credit card issuance business; agency business of acquiring various domestic bank cards; agency business of issuance and payment of foreign credit cards; RMB deposits, loans, and funds under credit cards Clearing and settlement business; foreign exchange deposits, foreign exchange remittances, and foreign exchange settlements under credit cards; foreign currency exchange and foreign exchange trading business authorized by the head office; agency insurance fund settlement, collection and payment, credit investigation, consulting, and witnessing services under credit cards ; Credit card risk management policy formulation, monitoring and analysis, asset collection; credit card customer service center management, call center management and back-end services; credit card brand building and promotion; credit card production, bill printing, and mailing; other businesses approved by the People's Bank of China .