From 987a7c564d2f540642ed4f3e4d3476364b92c0d4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=A5=8E=E5=85=B4?= <2220574228@qq.com>
Date: Wed, 5 Aug 2026 17:54:11 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=9131?=
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---
 .../billManage/BillManageApplicationService.java       | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/mhd_bms/src/main/java/com/mhd/bms/application/server/billManage/BillManageApplicationService.java b/mhd_bms/src/main/java/com/mhd/bms/application/server/billManage/BillManageApplicationService.java
index 532c7219e..50f706d8d 100644
--- a/mhd_bms/src/main/java/com/mhd/bms/application/server/billManage/BillManageApplicationService.java
+++ b/mhd_bms/src/main/java/com/mhd/bms/application/server/billManage/BillManageApplicationService.java
@@ -453,6 +453,16 @@ public class BillManageApplicationService {
         for (BillDetailDTO billDetailDTO : billDetailDTOListNoBillingStatementId) {
             BillingStatementDTO billingStatementDTO = new BillingStatementDTO();
             BeanUtils.copyProperties(billDetailDTO, billingStatementDTO);
+
+            String firstSubjectCode = billDetailDTO.getFirstSubjectCode();
+            Double taxRate = billDetailMapper.getTaxRate(firstSubjectCode);
+            BigDecimal amount = billingStatementDTO.getBillingAmount();
+            BigDecimal taxAmount = amount.divide(BigDecimal.ONE.add(new BigDecimal(taxRate).divide(BigDecimal.valueOf(100))),10, BigDecimal.ROUND_HALF_UP).multiply(new BigDecimal(taxRate).divide(BigDecimal.valueOf(100))).setScale(2, BigDecimal.ROUND_HALF_UP);
+            BigDecimal taxFreeFee = amount.subtract(taxAmount);
+            billingStatementDTO.setTaxAmount(taxAmount);
+            billingStatementDTO.setTaxFreeFee(taxFreeFee);
+            billingStatementDTO.setTaxRate(taxRate);
+            billingStatementDTO.setBillingAmount(amount);
             billingStatementDTO.setAccountExpenseType(billDetailDTO.getBillType());
             billingStatementDTO.setBillManageId(billManageDO.getBillManageId());
             billingStatementDTO.setBillingState(3);