Banks can make inter-bank payments with securities companies, because there will also be business contacts and account information exchange between banks and securities companies.

Inter-bank business refers to the services and cooperation with financial inter-bank customers (including banks, securities, insurance, trust financing leases, asset management companies, financing leases and funds), and various deposit businesses with inter-bank financing as the core. It is a new business that has sprung up and flourished in commercial banks in recent years. Specifically, it includes: interbank fund settlement, interbank deposit, bond investment, interbank borrowing, foreign exchange trading, derivative product trading, agency fund trading and interbank asset trading repurchase, bill discount and rediscount. In recent years, the inter-bank business of some joint-stock commercial banks has developed rapidly, and the proportion and contribution of inter-bank business volume, income and profit in various businesses of commercial banks have increased significantly.