The Port Logistics Fee Management Software (RFFFM) utilizes a front-end and back-end separated BS architecture based on microservices, enabling shared services across multiple clients. The system supports configurable business rules and various billing algorithms, including fixed pricing, tiered intervals, and tiered algorithms, while accommodating specific client agreements in addition to standard fee agreements. It facilitates multi-channel payment methods, helping enterprises unify business and financial management to achieve integration of business and financial information.