20250506
1. Add a prepayment write-off process for countries adopting the cash basis of accounting (such as Indonesia, Mexico, etc.)
1.1 The [Reversal] button has been moved to the prepayment order interface and supports batch write-off for multiple lines.

1.2 Click the [Reversal of Repayment] menu and submit it for approval.

1.3 Explanation: If the prepayment receipt has already been settled, it cannot be written off.
Explanation: The prepayment amount and the prepayment balance in the following example are not equal, indicating that the prepayment receipt has been settled. Further write-off is not allowed. If write-off is required, the settlement receipt should be written off first.
1.4 Approval node: The tax invoicing accountant and the settlement accountant will conduct the approval together.
Tax invoice accountant: Confirm whether the customer agrees to write off the prepayment tax invoice and perform the action of writing off the prepayment tax invoice.
Settlement accountant: After the tax invoice accountant has completed the approval, perform the action of writing off the prepayment write-off voucher.