How Banks Turn Every Transaction into Precise Accounting Records

1. Accounting Entry Engine

When a user initiates a transaction, the engine translates the business action into a double‑entry accounting record by querying the rule library and writing the generated entries into the general ledger.

2. Multidimensional Accounting Engine

Each entry is tagged with dimensions such as account, institution, product, customer, channel and time, enabling drill‑down analysis like “profit of Beijing branch for personal mortgage” or “performance of a specific product in a given period”.

3. Internal Account Engine

Internal accounts act as a high‑speed fund highway, recording interim balances (e.g., “pending settlement payments”) that are cleared during the end‑of‑day batch, ensuring that external customer accounts are never directly affected by intermediate processing.

4. End‑of‑Day Batch Processing

At night the system performs data slicing, total‑balance reconciliation, interest calculation, provisioning, amortisation, ledger closing and report generation. Any mismatch triggers immediate alerts for manual investigation.

5. Example: Full Loan Lifecycle

A 10 million loan is issued, instantly recorded by the entry engine, tagged, and later settled through the internal account during batch processing. Interest is accrued daily, provisioning is applied, and the final repayment clears all related entries, with the results reflected in balance‑sheet and profit‑and‑loss reports.