Jining Bank e-code payment allows customers to use their credit cards to deduct merchant fees. The reasons are as follows:

1. Bank service fees: Banks provide credit card payment technology and services, including payment networks, payment interfaces, transaction processing and risk management, etc. To maintain and provide these services, banks will charge a certain fee.

2. Risk management fees: Credit card payment involves certain risks, such as payment security, fraud risk, etc. Banks need to invest certain resources to manage and reduce these risks, and the cost will be reflected in merchants’ fees.

3. Settlement fees: Credit card payment requires fund settlement and clearing, which involves capital flow and the participation of settlement agencies. The settlement process requires certain fees.