diff --git a/oms_web/oms_vue/src/api/finance/invoice.js b/oms_web/oms_vue/src/api/finance/invoice.js
index 1151753d..b479995b 100644
--- a/oms_web/oms_vue/src/api/finance/invoice.js
+++ b/oms_web/oms_vue/src/api/finance/invoice.js
@@ -51,6 +51,15 @@ export function redRush(id) {
   })
 }
 
+// 申请红冲 (提交表单)
+export function applyRefund(data) {
+  return request({
+    url: '/finance/invoice/applyRefund',
+    method: 'post',
+    data: data
+  })
+}
+
 // 退回销售收票单
 export function returnInvoice(id) {
   return request({
diff --git a/oms_web/oms_vue/src/router/index.js b/oms_web/oms_vue/src/router/index.js
index f63afeba..db6984e1 100644
--- a/oms_web/oms_vue/src/router/index.js
+++ b/oms_web/oms_vue/src/router/index.js
@@ -124,6 +124,11 @@ export const constantRoutes = [
         component: () => import('@/views/approve/finance/receivableInvoice/approved/index.vue'),
         hidden: true
       },
+      {
+        path: 'receivableInvoiceRefundLog',
+        component: () => import('@/views/approve/finance/receivableInvoiceRefund/approved/index.vue'),
+        hidden: true
+      },
     ]
   },
   {
diff --git a/oms_web/oms_vue/src/views/approve/finance/receivableInvoice/components/ReceivableInvoiceDetail.vue b/oms_web/oms_vue/src/views/approve/finance/receivableInvoice/components/ReceivableInvoiceDetail.vue
index 44166a92..e440634f 100644
--- a/oms_web/oms_vue/src/views/approve/finance/receivableInvoice/components/ReceivableInvoiceDetail.vue
+++ b/oms_web/oms_vue/src/views/approve/finance/receivableInvoice/components/ReceivableInvoiceDetail.vue
@@ -33,28 +33,43 @@
       </el-table>
     </div>
 
-    <div class="section" style="margin-top: 20px;" v-if="attachments && attachments.length > 0">
-      <div class="el-descriptions__title">附件信息</div>
-      <el-table :data="attachments" border style="width: 100%; margin-top: 10px;">
-        <el-table-column prop="fileName" label="附件名称" align="center"></el-table-column>
-        <el-table-column prop="createUserName" label="上传人" align="center"></el-table-column>
-        <el-table-column prop="createTime" label="上传时间" align="center"></el-table-column>
-        <el-table-column label="操作" align="center">
-          <template slot-scope="scope">
-            <el-button size="mini" type="text" icon="el-icon-view" @click="handlePreview(scope.row)">预览</el-button>
-            <el-button size="mini" type="text" icon="el-icon-download" @click="handleDownload(scope.row)">下载</el-button>
-          </template>
-        </el-table-column>
-      </el-table>
-    </div>
+        <div class="section" style="margin-top: 20px;" v-if="excelList && excelList.length > 0">
+          <div class="el-descriptions__title">附件信息</div>
+          <el-table :data="excelList" border style="width: 100%; margin-top: 10px;">
+            <el-table-column prop="fileName" label="附件名称" align="center"></el-table-column>
+            <el-table-column prop="createUserName" label="上传信息" align="center"></el-table-column>
+            <el-table-column prop="createTime" label="生成时间" align="center"></el-table-column>
+            <el-table-column label="操作" align="center">
+              <template slot-scope="scope">
+                <el-button size="mini" type="text" icon="el-icon-download" @click="handleDownload(scope.row)">下载</el-button>
+              </template>
+            </el-table-column>
+          </el-table>
+        </div>
 
-    <el-dialog :visible.sync="pdfPreviewVisible" width="80%" append-to-body top="5vh" title="PDF预览">
-       <iframe :src="currentPdfUrl" width="100%" height="600px" frameborder="0"></iframe>
-    </el-dialog>
 
-    <el-dialog :visible.sync="imagePreviewVisible" width="60%" append-to-body top="5vh" title="图片预览">
-       <img :src="currentImageUrl" style="width: 100%;" />
-    </el-dialog>
+<!--    <div class="section" style="margin-top: 20px;" v-if="attachments && attachments.length > 0">-->
+<!--      <div class="el-descriptions__title">附件信息</div>-->
+<!--      <el-table :data="attachments" border style="width: 100%; margin-top: 10px;">-->
+<!--        <el-table-column prop="fileName" label="附件名称" align="center"></el-table-column>-->
+<!--        <el-table-column prop="createUserName" label="上传人" align="center"></el-table-column>-->
+<!--        <el-table-column prop="createTime" label="上传时间" align="center"></el-table-column>-->
+<!--        <el-table-column label="操作" align="center">-->
+<!--          <template slot-scope="scope">-->
+<!--            <el-button size="mini" type="text" icon="el-icon-view" @click="handlePreview(scope.row)">预览</el-button>-->
+<!--            <el-button size="mini" type="text" icon="el-icon-download" @click="handleDownload(scope.row)">下载</el-button>-->
+<!--          </template>-->
+<!--        </el-table-column>-->
+<!--      </el-table>-->
+<!--    </div>-->
+
+<!--    <el-dialog :visible.sync="pdfPreviewVisible" width="80%" append-to-body top="5vh" title="PDF预览">-->
+<!--       <iframe :src="currentPdfUrl" width="100%" height="600px" frameborder="0"></iframe>-->
+<!--    </el-dialog>-->
+
+<!--    <el-dialog :visible.sync="imagePreviewVisible" width="60%" append-to-body top="5vh" title="图片预览">-->
+<!--       <img :src="currentImageUrl" style="width: 100%;" />-->
+<!--    </el-dialog>-->
   </div>
 </template>
 
@@ -77,6 +92,7 @@ export default {
   data() {
     return {
       attachments: [],
+      excelList: [],
       pdfPreviewVisible: false,
       currentPdfUrl: '',
       imagePreviewVisible: false,
@@ -84,7 +100,20 @@ export default {
     };
   },
   watch: {
-
+    data: {
+      handler(val) {
+        if (val && val.updateTime) {
+          this.excelList = [{
+            fileName: '电子发票--购买方公司信息.xlsx',
+            createUserName: '系统生成',
+            createTime: val.updateTime,
+            isSystemGenerated: true
+          }];
+        }
+      },
+      immediate: true,
+      deep: true
+    }
   },
   methods: {
 
@@ -112,6 +141,15 @@ export default {
       }
     },
     handleDownload(row) {
+      if (row.isSystemGenerated) {
+        request({
+          url: '/finance/invoice/export/' + this.data.invoiceBillCode,
+          method: 'get'
+        }).then(res => {
+          window.location.href = process.env.VUE_APP_BASE_API + "/common/download?fileName=" + encodeURIComponent(res.msg) + "&delete=true";
+        });
+        return;
+      }
       const link = document.createElement('a');
       link.href = this.getImageUrl(row.filePath);
       link.download = row.fileName || 'attachment';
diff --git a/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/approved/index.vue b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/approved/index.vue
new file mode 100644
index 00000000..4cca9323
--- /dev/null
+++ b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/approved/index.vue
@@ -0,0 +1,215 @@
+<template>
+  <div class="app-container">
+    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="120px">
+      <el-form-item label="开票编号" prop="invoiceBillCode">
+        <el-input v-model="queryParams.invoiceBillCode" placeholder="请输入开票编号" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="客户" prop="partnerName">
+        <el-input v-model="queryParams.partnerName" placeholder="请输入客户" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="项目名称" prop="projectName">
+        <el-input v-model="queryParams.projectName" placeholder="请输入项目名称" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="提交日期">
+        <el-date-picker
+          v-model="dateRange"
+          style="width: 240px"
+          value-format="yyyy-MM-dd"
+          type="daterange"
+          range-separator="-"
+          start-placeholder="开始日期"
+          end-placeholder="结束日期"
+        ></el-date-picker>
+      </el-form-item>
+      <el-form-item>
+        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
+        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
+      </el-form-item>
+    </el-form>
+
+    <el-table v-loading="loading" :data="invoiceList">
+      <el-table-column label="序号" type="index" width="50" align="center" />
+      <el-table-column label="开票编号" align="center" prop="invoiceBillCode" />
+      <el-table-column label="客户" align="center" prop="partnerName" />
+      <el-table-column label="金额" align="center" prop="totalPriceWithTax">
+        <template slot-scope="scope">
+          <span :style="scope.row.totalPriceWithTax < 0 ? 'color: red' : ''">{{ scope.row.totalPriceWithTax }}</span>
+        </template>
+      </el-table-column>
+      <el-table-column label="提交日期" align="center" prop="applyTime" width="180">
+        <template slot-scope="scope">
+          <span>{{ parseTime(scope.row.applyTime) }}</span>
+        </template>
+      </el-table-column>
+      <el-table-column label="审批节点" align="center" prop="approveNode" />
+      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" fixed="right" width="200">
+        <template slot-scope="scope">
+          <el-button size="mini" type="text" icon="el-icon-view" @click="handleView(scope.row)">详情</el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList"/>
+
+    <!-- 详情对话框 -->
+    <el-dialog title="开票单详情" :visible.sync="detailDialogVisible" width="80%" append-to-body>
+      <div v-loading="detailLoading" style="max-height: 70vh; overflow-y: auto; padding: 20px;">
+        <div style="display: flex;flex-direction: row-reverse; margin-bottom: 10px;">
+          <el-button
+            type="primary"
+            size="small"
+            icon="el-icon-download"
+            @click="exportPDF"
+            :loading="pdfExporting"
+          >导出PDF</el-button>
+        </div>
+        <div class="approve-container" :class="{ 'exporting-pdf': pdfExporting }">
+          <ApproveLayout ref="approveLayout" title="开票单详情">
+            <receivable-invoice-detail :data="form"></receivable-invoice-detail>
+            <template #footer>
+              <span>开票编号: {{ form.invoiceBillCode }}</span>
+            </template>
+          </ApproveLayout>
+        </div>
+
+        <el-divider content-position="left">流转意见</el-divider>
+        <div class="process-container">
+          <el-timeline>
+            <el-timeline-item v-for="(log, index) in approveLogs" :key="index" :timestamp="log.approveTime" placement="top">
+              <el-card>
+                <h4>{{ log.approveOpinion }}</h4>
+                <p><b>操作人:</b> {{ log.approveUserName }} </p>
+                <p><b>审批状态:</b> <el-tag size="small">{{ getStatusText(log.approveStatus) }}</el-tag></p>
+              </el-card>
+            </el-timeline-item>
+          </el-timeline>
+          <div v-if="!approveLogs || approveLogs.length === 0">暂无流转过程数据。</div>
+        </div>
+      </div>
+      <span slot="footer" class="dialog-footer">
+        <el-button @click="detailDialogVisible = false">关 闭</el-button>
+      </span>
+    </el-dialog>
+  </div>
+</template>
+
+<script>
+import { listInvoiceApproved, getInvoiceDetail } from "@/api/finance/invoice";
+import { listCompletedFlows } from "@/api/flow";
+import ReceivableInvoiceDetail from "../components/ReceivableInvoiceDetail";
+import ApproveLayout from "@/views/approve/ApproveLayout";
+import { exportElementToPDF } from "@/views/approve/finance/pdfUtils";
+
+export default {
+  name: "ReceivableInvoiceRefundApproved",
+  components: { ReceivableInvoiceDetail, ApproveLayout },
+  data() {
+    return {
+      loading: true,
+      showSearch: true,
+      total: 0,
+      invoiceList: [],
+      queryParams: {
+        pageNum: 1,
+        pageSize: 10,
+        invoiceBillCode: null,
+        partnerName: null,
+        projectName: null,
+        processKey: 'finance_invoice_refound',
+      },
+      dateRange: [],
+      detailDialogVisible: false,
+      detailLoading: false,
+      form: {},
+      approveLogs: [],
+      currentInvoiceId: null,
+      pdfExporting: false
+    };
+  },
+  created() {
+    this.getList();
+  },
+  methods: {
+    getList() {
+      this.loading = true;
+      listInvoiceApproved(this.addDateRange(this.queryParams, this.dateRange, 'ApplyTime')).then(response => {
+        this.invoiceList = response.rows;
+        this.total = response.total;
+        this.loading = false;
+      });
+    },
+    handleQuery() {
+      this.queryParams.pageNum = 1;
+      this.getList();
+    },
+    resetQuery() {
+      this.dateRange = [];
+      this.resetForm("queryForm");
+      this.handleQuery();
+    },
+    handleView(row) {
+      this.form = {};
+      this.approveLogs = [];
+      this.currentInvoiceId = row.id;
+      this.detailLoading = true;
+      this.detailDialogVisible = true;
+
+      getInvoiceDetail(this.currentInvoiceId).then(response => {
+        this.form = response.data;
+        this.loadApproveHistory(this.form.invoiceBillCode);
+        this.detailLoading = false;
+      }).catch(() => {
+        this.detailLoading = false;
+      });
+    },
+    loadApproveHistory(businessKey) {
+      if (businessKey) {
+        listCompletedFlows({ businessKey: businessKey }).then(response => {
+          this.approveLogs = response.data;
+        });
+      }
+    },
+    getStatusText(status) {
+      const map = { '1': '提交审批', '2': '驳回', '3': '批准' };
+      return map[status] || '提交审批';
+    },
+    async exportPDF() {
+      this.pdfExporting = true;
+      try {
+        const element = this.$refs.approveLayout.$el;
+        const fileName = `开票单-${this.form.invoiceBillCode || ''}.pdf`;
+        await exportElementToPDF(element, fileName);
+        this.$modal.msgSuccess('PDF导出成功');
+      } catch (error) {
+        console.error('PDF导出失败:', error);
+        this.$modal.msgError('PDF导出失败，请稍后重试');
+      } finally {
+        this.pdfExporting = false;
+      }
+    }
+  }
+};
+</script>
+
+<style scoped>
+.process-container {
+  padding: 10px;
+}
+
+/* 导出PDF时的特殊样式 */
+.approve-container.exporting-pdf ::v-deep .el-button--primary,
+.approve-container.exporting-pdf ::v-deep .el-button--text {
+  display: none;
+}
+.approve-container.exporting-pdf ::v-deep .el-input__inner,
+.approve-container.exporting-pdf ::v-deep .el-textarea__inner {
+  border: none !important;
+  box-shadow: none !important;
+  background-color: transparent !important;
+  resize: none !important;
+  padding: 0 !important;
+}
+.approve-container.exporting-pdf ::v-deep .el-input__suffix {
+  display: none;
+}
+</style>
diff --git a/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/components/ReceivableInvoiceDetail.vue b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/components/ReceivableInvoiceDetail.vue
new file mode 100644
index 00000000..44293ab1
--- /dev/null
+++ b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/components/ReceivableInvoiceDetail.vue
@@ -0,0 +1,182 @@
+<template>
+  <div class="invoice-detail">
+    <el-descriptions title="开票单信息" :column="3" border>
+      <el-descriptions-item label="销售-开票单编号">{{ data.invoiceBillCode }}</el-descriptions-item>
+      <el-descriptions-item :span="2" label="进货商">{{ data.partnerName }}</el-descriptions-item>
+      <el-descriptions-item label="含税总价(元)">
+        <span :style="data.totalPriceWithTax < 0 ? 'color: red' : ''">{{ data.totalPriceWithTax }}</span>
+      </el-descriptions-item>
+      <el-descriptions-item label="未税总价(元)">
+        <span :style="data.totalPriceWithoutTax < 0 ? 'color: red' : ''">{{ data.totalPriceWithoutTax }}</span>
+      </el-descriptions-item>
+      <el-descriptions-item label="税额(元)">
+        <span :style="data.taxAmount < 0 ? 'color: red' : ''">{{ data.taxAmount }}</span>
+      </el-descriptions-item>
+<!--      <el-descriptions-item label="银行账号">{{ data.buyerBankAccount }}</el-descriptions-item>-->
+<!--      <el-descriptions-item label="账户名称">{{ data.buyerName }}</el-descriptions-item>-->
+<!--      <el-descriptions-item label="银行开户行">{{ data.buyerBank }}</el-descriptions-item>-->
+      <!-- <el-descriptions-item label="银行行号">{{ data.bankNumber }}</el-descriptions-item> -->
+    </el-descriptions>
+
+    <div class="section" style="margin-top: 20px;">
+      <div class="el-descriptions__title">发票信息</div>
+      <invoice-info-view :data="data" />
+    </div>
+
+    <div class="section" style="margin-top: 20px;" v-show="data.detailDTOList && data.detailDTOList.length>0">
+      <div class="el-descriptions__title">应收单列表</div>
+      <el-table :data="data.detailDTOList" border style="width: 100%; margin-top: 10px;">
+        <el-table-column type="index" label="序号" width="50" align="center"></el-table-column>
+        <el-table-column prop="receivableBillCode" label="销售-应收单编号" align="center"></el-table-column>
+        <el-table-column prop="projectName" label="项目名称" align="center"></el-table-column>
+        <el-table-column prop="productType" label="产品类型" align="center">
+          <template slot-scope="scope">
+            <dict-tag :options="dict.type.product_type" :value="scope.row.productType"/>
+          </template>
+        </el-table-column>
+        <el-table-column prop="totalPriceWithTax" label="含税总价" align="center">
+          <template slot-scope="scope">
+            <span :style="scope.row.totalPriceWithTax < 0 ? 'color: red' : ''">{{ scope.row.totalPriceWithTax }}</span>
+          </template>
+        </el-table-column>
+        <el-table-column prop="receiptAmount" label="本次开票金额" align="center">
+          <template slot-scope="scope">
+            <span :style="scope.row.receiptAmount < 0 ? 'color: red' : ''">{{ scope.row.receiptAmount }}</span>
+          </template>
+        </el-table-column>
+      </el-table>
+    </div>
+
+    <div class="section" style="margin-top: 20px;" v-if="excelList && excelList.length > 0">
+      <div class="el-descriptions__title">附件信息</div>
+      <el-table :data="excelList" border style="width: 100%; margin-top: 10px;">
+        <el-table-column prop="fileName" label="附件名称" align="center"></el-table-column>
+        <el-table-column prop="createUserName" label="上传信息" align="center"></el-table-column>
+        <el-table-column prop="createTime" label="生成时间" align="center"></el-table-column>
+        <el-table-column label="操作" align="center">
+          <template slot-scope="scope">
+            <el-button size="mini" type="text" icon="el-icon-download" @click="handleDownload(scope.row)">下载</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+    </div>
+
+    <div class="section" style="margin-top: 20px;" v-if="attachments && attachments.length > 0">
+      <div class="el-descriptions__title">附件信息</div>
+      <el-table :data="attachments" border style="width: 100%; margin-top: 10px;">
+        <el-table-column prop="fileName" label="附件名称" align="center"></el-table-column>
+        <el-table-column prop="createUserName" label="上传人" align="center"></el-table-column>
+        <el-table-column prop="createTime" label="上传时间" align="center"></el-table-column>
+        <el-table-column label="操作" align="center">
+          <template slot-scope="scope">
+            <el-button size="mini" type="text" icon="el-icon-view" @click="handlePreview(scope.row)">预览</el-button>
+            <el-button size="mini" type="text" icon="el-icon-download" @click="handleDownload(scope.row)">下载</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+    </div>
+
+    <el-dialog :visible.sync="pdfPreviewVisible" width="80%" append-to-body top="5vh" title="PDF预览">
+       <iframe :src="currentPdfUrl" width="100%" height="600px" frameborder="0"></iframe>
+    </el-dialog>
+
+    <el-dialog :visible.sync="imagePreviewVisible" width="60%" append-to-body top="5vh" title="图片预览">
+       <img :src="currentImageUrl" style="width: 100%;" />
+    </el-dialog>
+  </div>
+</template>
+
+<script>
+import { getInvoiceAttachments } from "@/api/finance/invoice";
+import request from '@/utils/request';
+import InvoiceInfoView from '@/views/finance/invoice/components/InvoiceInfoView';
+
+export default {
+  name: "ReceivableInvoiceDetail",
+  components: { InvoiceInfoView },
+  props: {
+    data: {
+      type: Object,
+      required: true,
+      default: () => ({})
+    }
+  },
+  dicts: ['product_type'],
+  data() {
+    return {
+      attachments: [],
+      excelList: [],
+      pdfPreviewVisible: false,
+      currentPdfUrl: '',
+      imagePreviewVisible: false,
+      currentImageUrl: ''
+    };
+  },
+  watch: {
+    data: {
+      handler(val) {
+        if (val && val.updateTime) {
+          this.excelList = [{
+            fileName: '电子发票--购买方公司信息.xlsx',
+            createUserName: '系统生成',
+            createTime: val.updateTime,
+            isSystemGenerated: true
+          }];
+        }
+      },
+      immediate: true,
+      deep: true
+    }
+  },
+  methods: {
+
+    isPdf(filePath) {
+      return filePath && filePath.toLowerCase().endsWith('.pdf');
+    },
+    getImageUrl(resource) {
+      return process.env.VUE_APP_BASE_API + "/common/download/resource?resource=" + resource;
+    },
+    handlePreview(row) {
+      if (this.isPdf(row.filePath)) {
+        request({
+            url: '/common/download/resource',
+            method: 'get',
+            params: { resource: row.filePath },
+            responseType: 'blob'
+          }).then(res => {
+            const blob = new Blob([res.data], { type: 'application/pdf' });
+            this.currentPdfUrl = URL.createObjectURL(blob);
+            this.pdfPreviewVisible = true;
+          });
+      } else {
+        this.currentImageUrl = this.getImageUrl(row.filePath);
+        this.imagePreviewVisible = true;
+      }
+    },
+    handleDownload(row) {
+      if (row.isSystemGenerated) {
+        request({
+          url: '/finance/invoice/export/' + this.data.invoiceBillCode,
+          method: 'get'
+        }).then(res => {
+          window.location.href = process.env.VUE_APP_BASE_API + "/common/download?fileName=" + encodeURIComponent(res.msg) + "&delete=true";
+        });
+        return;
+      }
+      const link = document.createElement('a');
+      link.href = this.getImageUrl(row.filePath);
+      link.download = row.fileName || 'attachment';
+      link.style.display = 'none';
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+    }
+  }
+};
+</script>
+
+<style scoped>
+.invoice-detail {
+  margin-bottom: 20px;
+}
+</style>
diff --git a/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/index.vue b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/index.vue
new file mode 100644
index 00000000..52ff0883
--- /dev/null
+++ b/oms_web/oms_vue/src/views/approve/finance/receivableInvoiceRefund/index.vue
@@ -0,0 +1,302 @@
+<template>
+  <div class="app-container">
+    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="120px">
+      <el-form-item label="开票编号" prop="invoiceBillCode">
+        <el-input v-model="queryParams.invoiceBillCode" placeholder="请输入开票编号" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="进货商" prop="partnerName">
+        <el-input v-model="queryParams.partnerName" placeholder="请输入进货商" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="项目名称" prop="projectName">
+        <el-input v-model="queryParams.projectName" placeholder="请输入项目名称" clearable @keyup.enter.native="handleQuery"/>
+      </el-form-item>
+      <el-form-item label="提交日期">
+        <el-date-picker
+          v-model="dateRange"
+          style="width: 240px"
+          value-format="yyyy-MM-dd HH:mm:ss"
+          type="daterange"
+          range-separator="-"
+          start-placeholder="开始日期"
+          end-placeholder="结束日期"
+        ></el-date-picker>
+      </el-form-item>
+      <el-form-item>
+        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
+        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
+      </el-form-item>
+    </el-form>
+
+    <el-row :gutter="10" class="mb8">
+      <el-col :span="1.5">
+        <el-button
+          type="primary"
+          plain
+          size="mini"
+          @click="toApproved()"
+        >审批历史</el-button>
+      </el-col>
+      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
+    </el-row>
+
+    <el-table v-loading="loading" :data="invoiceList">
+      <el-table-column label="序号" type="index" width="50" align="center" />
+      <el-table-column label="开票编号" align="center" prop="invoiceBillCode" />
+      <el-table-column label="进货商" align="center" prop="partnerName" />
+      <el-table-column label="金额" align="center" prop="totalPriceWithTax">
+        <template slot-scope="scope">
+          <span :style="scope.row.totalPriceWithTax < 0 ? 'color: red' : ''">{{ scope.row.totalPriceWithTax }}</span>
+        </template>
+      </el-table-column>
+      <el-table-column label="提交日期" align="center" prop="applyTime" width="180">
+        <template slot-scope="scope">
+          <span>{{ parseTime(scope.row.applyTime, '{y}-{m}-{d}') }}</span>
+        </template>
+      </el-table-column>
+      <el-table-column label="审批节点" align="center" prop="approveNode" />
+      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" fixed="right" width="200">
+        <template slot-scope="scope">
+          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleApprove(scope.row)">审批</el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList"/>
+
+    <!-- 审批详情主对话框 -->
+    <el-dialog title="开票单审批" :visible.sync="detailDialogVisible" width="80%" append-to-body>
+      <div v-loading="detailLoading" style="max-height: 70vh; overflow-y: auto; padding: 20px;">
+        <div style="display: flex;flex-direction: row-reverse; margin-bottom: 10px;">
+          <el-button
+            type="primary"
+            size="small"
+            icon="el-icon-download"
+            @click="exportPDF"
+            :loading="pdfExporting"
+          >导出PDF</el-button>
+        </div>
+        <div class="approve-container" :class="{ 'exporting-pdf': pdfExporting }">
+          <ApproveLayout ref="approveLayout" title="开票单详情">
+            <receivable-invoice-detail :data="form"></receivable-invoice-detail>
+            <template #footer>
+              <span>{{ form.invoiceBillCode }}</span>
+            </template>
+          </ApproveLayout>
+        </div>
+
+        <el-divider content-position="left">流转意见</el-divider>
+        <div class="process-container">
+          <el-timeline>
+              <el-timeline-item v-for="(log, index) in approveLogs" :key="index" :timestamp="log.approveTime" placement="top">
+                  <el-card>
+                      <h4>{{ log.approveOpinion }}</h4>
+                      <p><b>操作人:</b> {{ log.approveUserName }} </p>
+                      <p><b>审批状态:</b> <el-tag size="small">{{ getStatusText(log.approveStatus) }}</el-tag></p>
+                  </el-card>
+              </el-timeline-item>
+          </el-timeline>
+          <div v-if="!approveLogs || approveLogs.length === 0">暂无流转过程数据。</div>
+        </div>
+      </div>
+      <span slot="footer" class="dialog-footer">
+        <el-button type="primary" @click="openOpinionDialog('approve')">同意</el-button>
+        <el-button type="danger" @click="openOpinionDialog('reject')">驳回</el-button>
+        <el-button @click="detailDialogVisible = false">取 消</el-button>
+      </span>
+    </el-dialog>
+
+    <!-- 审批意见对话框 -->
+    <el-dialog :title="confirmDialogTitle" :visible.sync="opinionDialogVisible" width="30%" append-to-body>
+      <el-form ref="opinionForm" :model="opinionForm" :rules="opinionRules" label-width="100px">
+        <el-form-item label="审批意见" prop="approveOpinion">
+          <el-input v-model="opinionForm.approveOpinion" type="textarea" :rows="4" placeholder="请输入审批意见"/>
+        </el-form-item>
+      </el-form>
+      <span slot="footer" class="dialog-footer">
+        <el-button @click="opinionDialogVisible = false">取 消</el-button>
+        <el-button type="primary" @click="showConfirmDialog()">确 定</el-button>
+      </span>
+    </el-dialog>
+  </div>
+</template>
+
+<script>
+import { listInvoiceApprove, getInvoiceDetail } from "@/api/finance/invoice";
+import { approveTask, listCompletedFlows } from "@/api/flow";
+import ReceivableInvoiceDetail from "./components/ReceivableInvoiceDetail";
+import ApproveLayout from "@/views/approve/ApproveLayout";
+import { exportElementToPDF } from "@/views/approve/finance/pdfUtils";
+
+export default {
+  name: "ReceivableInvoiceRefundApprove",
+  components: { ReceivableInvoiceDetail, ApproveLayout },
+  data() {
+    return {
+      loading: true,
+      showSearch: true,
+      total: 0,
+      invoiceList: [],
+      queryParams: {
+        pageNum: 1,
+        pageSize: 10,
+        invoiceBillCode: null,
+        partnerName: null,
+        projectName: null,
+        processKey: 'finance_invoice_refound',
+      },
+      dateRange: [],
+      detailDialogVisible: false,
+      detailLoading: false,
+      form: {},
+      approveLogs: [],
+      opinionDialogVisible: false,
+      confirmDialogTitle: '',
+      currentApproveType: '',
+      opinionForm: {
+        approveOpinion: ''
+      },
+      opinionRules: {
+        approveOpinion: [{ required: true, message: '审批意见不能为空', trigger: 'blur' }],
+      },
+      processKey: 'finance_invoice_refound',
+      taskId: null,
+      currentInvoiceId: null,
+      pdfExporting: false
+    };
+  },
+  created() {
+    this.getList();
+  },
+  methods: {
+    getList() {
+      this.loading = true;
+      listInvoiceApprove(this.addDateRange(this.queryParams, this.dateRange, 'ApplyTime')).then(response => {
+        this.invoiceList = response.rows;
+        this.total = response.total;
+        this.loading = false;
+      });
+    },
+    handleQuery() {
+      this.queryParams.pageNum = 1;
+      this.getList();
+    },
+    resetQuery() {
+      this.dateRange = [];
+      this.resetForm("queryForm");
+      this.handleQuery();
+    },
+    toApproved() {
+      this.$router.push('/approve/receivableInvoiceRefundLog')
+    },
+    handleApprove(row) {
+      this.resetDetailForm();
+      this.currentInvoiceId = row.id;
+      this.taskId = row.taskId;
+      this.detailLoading = true;
+      this.detailDialogVisible = true;
+
+      getInvoiceDetail(this.currentInvoiceId).then(response => {
+        this.form = response.data;
+        this.loadApproveHistory(this.form.invoiceBillCode);
+        this.detailLoading = false;
+      }).catch(() => {
+        this.detailLoading = false;
+      });
+    },
+    resetDetailForm() {
+      this.form = {};
+      this.approveLogs = [];
+      this.opinionForm.approveOpinion = '';
+    },
+    loadApproveHistory(businessKey) {
+      if (businessKey) {
+        let keys = [];
+        if(this.processKey) keys.push(this.processKey);
+
+        listCompletedFlows({ businessKey: businessKey, processKeyList: keys }).then(response => {
+          this.approveLogs = response.data;
+        });
+      }
+    },
+    openOpinionDialog(type) {
+      this.currentApproveType = type;
+      this.confirmDialogTitle = type === 'approve' ? '同意审批' : '驳回审批';
+      this.opinionDialogVisible = true;
+      this.opinionForm.approveOpinion = '';
+      this.$nextTick(() => {
+        if(this.$refs.opinionForm) this.$refs.opinionForm.clearValidate();
+      });
+    },
+    showConfirmDialog() {
+      this.$refs.opinionForm.validate(valid => {
+        if (valid) {
+          this.opinionDialogVisible = false;
+          this.submitApproval();
+        }
+      });
+    },
+    submitApproval() {
+      const approveBtn = this.currentApproveType === 'approve' ? 1 : 0;
+      const params = {
+        businessKey: this.form.invoiceBillCode,
+        processKey: this.processKey,
+        taskId: this.taskId,
+        variables: {
+          comment: this.opinionForm.approveOpinion,
+          approveBtn: approveBtn
+        }
+      };
+
+      approveTask(params).then(() => {
+        this.$modal.msgSuccess(this.confirmDialogTitle + "成功");
+        this.detailDialogVisible = false;
+        this.getList();
+      });
+    },
+    getStatusText(status) {
+      if (!status) {
+        return '提交审批'
+      }
+      const map = { '1': '提交审批', '2': '驳回', '3': '批准' };
+      return map[status] || '提交审批';
+    },
+    async exportPDF() {
+      this.pdfExporting = true;
+      try {
+        const element = this.$refs.approveLayout.$el;
+        const fileName = `开票单-${this.form.invoiceBillCode || ''}.pdf`;
+        await exportElementToPDF(element, fileName);
+        this.$modal.msgSuccess('PDF导出成功');
+      } catch (error) {
+        console.error('PDF导出失败:', error);
+        this.$modal.msgError('PDF导出失败，请稍后重试');
+      } finally {
+        this.pdfExporting = false;
+      }
+    }
+  }
+};
+</script>
+
+<style scoped>
+.process-container {
+  padding: 10px;
+}
+
+/* 导出PDF时的特殊样式 */
+.approve-container.exporting-pdf ::v-deep .el-button--primary,
+.approve-container.exporting-pdf ::v-deep .el-button--text {
+  display: none;
+}
+.approve-container.exporting-pdf ::v-deep .el-input__inner,
+.approve-container.exporting-pdf ::v-deep .el-textarea__inner {
+  border: none !important;
+  box-shadow: none !important;
+  background-color: transparent !important;
+  resize: none !important;
+  padding: 0 !important;
+}
+.approve-container.exporting-pdf ::v-deep .el-input__suffix {
+  display: none;
+}
+</style>
diff --git a/oms_web/oms_vue/src/views/finance/invoice/components/ApplyInvoice.vue b/oms_web/oms_vue/src/views/finance/invoice/components/ApplyInvoice.vue
index b19118af..4e64929f 100644
--- a/oms_web/oms_vue/src/views/finance/invoice/components/ApplyInvoice.vue
+++ b/oms_web/oms_vue/src/views/finance/invoice/components/ApplyInvoice.vue
@@ -110,7 +110,7 @@
             <el-table-column label="数量" prop="quantity" align="center" width="80">
               <template slot-scope="scope">
                 <el-input v-model="scope.row.quantity" size="mini" class="no-border-input"
-                          oninput="value=value.replace(/[^\d.]/g,'')"
+                          oninput="value=value.replace(/[^\d.-]/g,'')"
                           @input="calculateAmount(scope.row)"/>
               </template>
             </el-table-column>
@@ -185,7 +185,7 @@
 </template>
 
 <script>
-import {getInvoiceProducts, applyInvoice} from "@/api/finance/invoice";
+import {getInvoiceProducts, applyInvoice, applyRefund} from "@/api/finance/invoice";
 import { listCompanyInfo } from "@/api/system/companyInfo";
 
 export default {
@@ -199,6 +199,10 @@ export default {
     rowData: {
       type: Object,
       default: () => ({})
+    },
+    isRedRush: {
+      type: Boolean,
+      default: false
     }
   },
   data() {
@@ -217,6 +221,7 @@ export default {
         sellerBankAccount: undefined,
         remark: undefined,
         invoiceBillCode: this.rowData.invoiceBillCode,
+        id: this.rowData.id,
         detailItemList: [
           {
             projectName: '',
@@ -246,8 +251,8 @@ export default {
       let total = 0;
       this.form.detailItemList.forEach(item => {
         const amount = parseFloat(item.amount) || 0;
-        const tax = parseFloat(item.taxAmount) || 0;
-        total += (amount + tax);
+        // const tax = parseFloat(item.taxAmount) || 0;
+        total += amount ;
       });
       return total.toFixed(2);
     },
@@ -309,6 +314,7 @@ export default {
         }
 
         this.form.invoiceBillCode = this.rowData.invoiceBillCode;
+        this.form.id = this.rowData.id;
 
         this.updateRemark();
 
@@ -316,6 +322,16 @@ export default {
           getInvoiceProducts(this.rowData.invoiceBillCode).then(response => {
             if (response.data && response.data.length > 0) {
               this.form.detailItemList = response.data.map(item => {
+                let quantity = item.quantity;
+                let amount = item.allPrice;
+                let taxAmount = item.taxAmount;
+
+                if (this.isRedRush) {
+                  quantity = -Math.abs(quantity);
+                  amount = -Math.abs(amount);
+                  taxAmount = -Math.abs(taxAmount);
+                }
+
                 const row = {
                   projectName: item.projectName,
                   id: item.id,
@@ -324,11 +340,11 @@ export default {
                   productModel: item.productModel, // Mapping projectCode to productModel as requested
                   productName: item.productName, // Mapping projectCode to productModel as requested
                   unit: item.unit || '',
-                  quantity: item.quantity,
+                  quantity: quantity,
                   unitPrice: item.price, // Mapping price to unitPrice
                   taxRate: item.taxRate,
-                  amount: item.allPrice,
-                  taxAmount: item.taxAmount
+                  amount: amount,
+                  taxAmount: taxAmount
                 };
                 // Calculate initial amounts
                 // this.calculateAmount(row);
@@ -430,8 +446,7 @@ export default {
           }
           for (let i = 0; i < this.form.detailItemList.length; i++) {
             const item = this.form.detailItemList[i];
-
-            if (!item.productName || !item.productModel || (item.quantity??false) || !item.unit || !item.unitPrice || !item.amount || !item.taxAmount || !item.taxRate) {
+            if (!item.productName || !item.productModel || isNaN(item.quantity) || !item.unit || !item.unitPrice || !item.amount || !item.taxAmount || !item.taxRate) {
               this.$modal.msgError(`表格第 ${i + 1} 行数据不完整，请填写所有必填字段`);
               return;
             }
@@ -440,8 +455,9 @@ export default {
             item.allPrice=item.amount;
           }
           this.loading = true;
-          applyInvoice(this.form).then(response => {
-            this.$modal.msgSuccess("申请提交成功");
+          const apiCall = this.isRedRush ? applyRefund : applyInvoice;
+          apiCall(this.form).then(response => {
+            this.$modal.msgSuccess(this.isRedRush ? "申请红冲成功" : "申请提交成功");
             this.loading = false;
             this.$emit("update:visible", false);
             this.$emit("submit", this.form);
@@ -464,11 +480,16 @@ export default {
       let decimalNum;
       let chineseStr = '';
       let parts;
+      let prefix = '';
 
       if (money === '') {
         return '';
       }
       money = parseFloat(money);
+      if (money < 0) {
+        prefix = '(负数)';
+        money = Math.abs(money);
+      }
       if (money >= 999999999999) {
         return '';
       }
@@ -526,7 +547,7 @@ export default {
       } else if (decimalNum === '') {
         chineseStr += cnInteger;
       }
-      return chineseStr;
+      return prefix + chineseStr;
     }
   }
 };
diff --git a/oms_web/oms_vue/src/views/finance/invoice/components/InvoiceInfoView.vue b/oms_web/oms_vue/src/views/finance/invoice/components/InvoiceInfoView.vue
index 8dbd43f3..e8cefbef 100644
--- a/oms_web/oms_vue/src/views/finance/invoice/components/InvoiceInfoView.vue
+++ b/oms_web/oms_vue/src/views/finance/invoice/components/InvoiceInfoView.vue
@@ -161,6 +161,12 @@ export default {
       if (money >= 999999999999) return '';
       if (money === 0) return cnNums[0] + cnIntLast + cnInteger;
 
+      let prefix = "";
+      if (money < 0) {
+        prefix = "(负数)";
+        money = Math.abs(money);
+      }
+
       money = money.toString();
       if (money.indexOf('.') === -1) {
         integerNum = money;
@@ -201,7 +207,7 @@ export default {
 
       if (chineseStr === '') chineseStr += cnNums[0] + cnIntLast + cnInteger;
       else if (decimalNum === '') chineseStr += cnInteger;
-      return chineseStr;
+      return prefix + chineseStr;
     },
   }
 };
diff --git a/oms_web/oms_vue/src/views/finance/invoice/index.vue b/oms_web/oms_vue/src/views/finance/invoice/index.vue
index fcd2999e..29afd35a 100644
--- a/oms_web/oms_vue/src/views/finance/invoice/index.vue
+++ b/oms_web/oms_vue/src/views/finance/invoice/index.vue
@@ -41,9 +41,9 @@
           @keyup.enter.native="handleQuery"
         />
       </el-form-item>
-      <el-form-item label="票据类型" prop="invoiceBillType">
-        <el-select v-model="queryParams.invoiceBillType" placeholder="请选择收票单类型" clearable>
-          <el-option v-for="dict in dict.type.invoice_bill_type" :key="dict.value" :label="dict.label" :value="dict.value"></el-option>
+      <el-form-item label="票据类型" prop="invoiceType">
+        <el-select v-model="queryParams.invoiceType" placeholder="票据类型" clearable>
+          <el-option v-for="dict in dict.type.finance_invoice_type" :key="dict.value" :label="dict.label" :value="dict.value"></el-option>
         </el-select>
       </el-form-item>
       <el-form-item label="审批状态" prop="approveStatus">
@@ -198,7 +198,7 @@
             size="mini"
             type="text"
             icon="el-icon-refresh-left"
-            v-show="scope.row.approveStatus === '2' && scope.row.invoiceStatus === '1'"
+            v-show="scope.row.approveStatus === '2' && scope.row.invoiceStatus === '2'"
             @click="handleRedRush(scope.row)"
           >申请红冲</el-button>
           <el-button
@@ -227,7 +227,7 @@
     <!-- 收票附件弹窗 -->
     <invoice-dialog :visible.sync="receiptOpen" :invoice-data="currentRow" :dicts="dict.type"></invoice-dialog>
     <!-- 申请开票弹窗 -->
-    <apply-invoice :visible.sync="applyOpen" :row-data="currentRow" @submit="getList"></apply-invoice>
+    <apply-invoice :visible.sync="applyOpen" :row-data="currentRow" :is-red-rush="isRedRush" @submit="getList"></apply-invoice>
 
   </div>
 </template>
@@ -248,7 +248,7 @@ export default {
     InvoiceDialog,
     ApplyInvoice
   },
-  dicts:['invoice_bill_type','approve_status','invoice_bill_status'],
+  dicts:['invoice_bill_type','approve_status','invoice_bill_status','finance_invoice_type'],
   data() {
     return {
       // 遮罩层
@@ -266,6 +266,7 @@ export default {
         projectCode: null,
         projectName: null,
         invoiceBillCode: null,
+        invoiceType: null,
         partnerName: null,
         receivableBillCode: null,
         invoiceBillType: null,
@@ -284,6 +285,8 @@ export default {
       addOpen: false,
       // 申请开票弹窗
       applyOpen: false,
+      // 是否红冲
+      isRedRush: false,
       // 收票附件弹窗
       receiptOpen: false,
       currentRow: {}
@@ -350,17 +353,15 @@ export default {
     },
     /** 申请开票按钮操作 */
     handleApplyInvoice(row) {
+      this.isRedRush = false;
       this.currentRow = row;
       this.applyOpen = true;
     },
     /** 红冲按钮操作 */
     handleRedRush(row) {
-      this.$modal.confirm('是否确认收票单编号为"' + row.invoiceBillCode + '"的数据项进行红冲,并提交财务审批？').then(function() {
-        return redRush(row.id);
-      }).then(() => {
-        this.getList();
-        this.$modal.msgSuccess("申请红冲成功");
-      }).catch(() => {});
+      this.isRedRush = true;
+      this.currentRow = row;
+      this.applyOpen = true;
     },
     handleReturn(row) {
       this.$modal.confirm('是否确认退回收票单编号为"' + row.invoiceBillCode + '"的数据项？').then(function() {
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/OmsInvoiceBillController.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/OmsInvoiceBillController.java
index 0351ab42..a7b3303e 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/OmsInvoiceBillController.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/controller/OmsInvoiceBillController.java
@@ -182,11 +182,11 @@ public class OmsInvoiceBillController extends BaseController
     /**
      * 申请红冲
      */
-    @GetMapping("/applyRefund/{id}")
+    @PostMapping("/applyRefund")
     @ResponseBody
-    public AjaxResult applyRefund(@PathVariable("id") Long id) {
+    public AjaxResult applyRefund(@RequestBody OmsInvoiceBill omsInvoiceBill) {
         try {
-            return omsInvoiceBillService.applyRefund(id);
+            return omsInvoiceBillService.applyRefund(omsInvoiceBill);
         } catch (Exception e) {
             logger.error("申请红冲失败", e);
             return AjaxResult.error("操作失败：" + e.getMessage());
@@ -242,4 +242,9 @@ public class OmsInvoiceBillController extends BaseController
     public AjaxResult listProduct(@PathVariable("code") String code) {
         return AjaxResult.success(omsInvoiceBillService.listProduct(code));
     }
+    @GetMapping("/export/{code}")
+    @ResponseBody
+    public AjaxResult exportItem(@PathVariable("code") String code) {
+        return omsInvoiceBillService.exportItem(code);
+    }
 }
\ No newline at end of file
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/dto/InvoiceDetailItemExcelDto.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/dto/InvoiceDetailItemExcelDto.java
new file mode 100644
index 00000000..96622289
--- /dev/null
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/dto/InvoiceDetailItemExcelDto.java
@@ -0,0 +1,64 @@
+package com.ruoyi.sip.dto;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import com.ruoyi.common.annotation.Excel;
+import com.ruoyi.common.core.domain.BaseEntity;
+import lombok.Data;
+import lombok.ToString;
+
+import java.math.BigDecimal;
+import java.util.Date;
+
+/**
+ * 产品库存对象 oms_inventory_delivery
+ * 
+ * @author ruoyi
+ * @date 2025-08-12
+ */
+@Data
+@ToString
+public class InvoiceDetailItemExcelDto extends BaseEntity
+{
+    private static final long serialVersionUID = 1L;
+
+
+
+
+    private String index;
+
+    private String buyerName;
+    private String buyerCreditCode;
+    private String buyerBank;
+    private String buyerBankAccount;
+    /**
+     * 产品名称
+     */
+    private String productName;
+    /**
+     * 产品型号
+     */
+    private String productModel;
+    private String unit;
+    private Long quantity;
+    /**
+     * 单价
+     */
+    private BigDecimal price;
+    /**
+     * 总价
+     */
+    private BigDecimal allPrice;
+    /**
+     * 税额
+     */
+    private BigDecimal taxAmount;
+    /**
+     * 税率
+     */
+    private BigDecimal taxRate;
+    private String invoiceType;
+    private String remark;
+    private String buyerAddress;
+
+
+}
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/OmsReceivableInvoiceDetailItemMapper.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/OmsReceivableInvoiceDetailItemMapper.java
index 921e3166..596a1b6b 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/OmsReceivableInvoiceDetailItemMapper.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/OmsReceivableInvoiceDetailItemMapper.java
@@ -1,6 +1,7 @@
 package com.ruoyi.sip.mapper;
 
 import com.ruoyi.sip.domain.OmsReceivableInvoiceDetailItem;
+import com.ruoyi.sip.dto.InvoiceDetailItemExcelDto;
 
 import java.util.List;
 
@@ -49,4 +50,6 @@ public interface OmsReceivableInvoiceDetailItemMapper {
     int insertBatch(List<OmsReceivableInvoiceDetailItem> omsReceivableInvoiceDetailItems);
 
     void updateBatch(List<OmsReceivableInvoiceDetailItem> updateList);
+
+    List<InvoiceDetailItemExcelDto> exportItem(String code);
 }
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsInvoiceBillService.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsInvoiceBillService.java
index f750fbb5..582d2dd4 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsInvoiceBillService.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsInvoiceBillService.java
@@ -104,7 +104,7 @@ public interface IOmsInvoiceBillService
      * @param id 开票单ID
      * @return 结果
      */
-    public AjaxResult applyRefund(Long id);
+    public AjaxResult applyRefund(OmsInvoiceBill omsInvoiceBill);
     
     /**
      * 退回开票单
@@ -122,4 +122,5 @@ public interface IOmsInvoiceBillService
 
     void returnTicketWriteOff(List<String> collect, List<OmsReceivableInvoiceDetail> omsReceivableInvoiceDetails);
 
+    AjaxResult exportItem(String code);
 }
\ No newline at end of file
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsReceivableInvoiceDetailItemService.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsReceivableInvoiceDetailItemService.java
index 499a23a3..ca785f4d 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsReceivableInvoiceDetailItemService.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/IOmsReceivableInvoiceDetailItemService.java
@@ -1,6 +1,7 @@
 package com.ruoyi.sip.service;
 
 import com.ruoyi.sip.domain.OmsReceivableInvoiceDetailItem;
+import com.ruoyi.sip.dto.InvoiceDetailItemExcelDto;
 
 import java.util.List;
 
@@ -43,6 +44,7 @@ public interface IOmsReceivableInvoiceDetailItemService {
      */
     int batchRemove(Long[] ids);
 
+    List<InvoiceDetailItemExcelDto> exportItem(String code);
 }
 
 
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsInvoiceBillServiceImpl.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsInvoiceBillServiceImpl.java
index 87efa487..6061306d 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsInvoiceBillServiceImpl.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsInvoiceBillServiceImpl.java
@@ -3,26 +3,35 @@ package com.ruoyi.sip.service.impl;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.util.*;
+import java.util.concurrent.atomic.AtomicInteger;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.DatePattern;
 import cn.hutool.core.date.DateUtil;
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.write.metadata.style.WriteCellStyle;
+import com.alibaba.excel.write.style.HorizontalCellStyleStrategy;
 import com.ruoyi.common.config.RuoYiConfig;
 import com.ruoyi.common.config.flow.ProcessConfig;
 import com.ruoyi.common.enums.ApproveStatusEnum;
 import com.ruoyi.common.utils.DateUtils;
+import com.ruoyi.common.utils.DictUtils;
 import com.ruoyi.common.utils.ShiroUtils;
 import com.ruoyi.common.utils.StringUtils;
 
 import com.ruoyi.common.utils.file.FileUploadUtils;
+import com.ruoyi.common.utils.poi.ExcelUtil;
 import com.ruoyi.sip.domain.*;
 import com.ruoyi.sip.domain.dto.InvoiceProductDto;
 import com.ruoyi.sip.domain.dto.ReceiptDetailDTO;
+import com.ruoyi.sip.dto.InvoiceDetailItemExcelDto;
 import com.ruoyi.sip.dto.WriteOffInvoiceRequestDto;
+import com.ruoyi.sip.dto.inventory.InventoryDeliveryDetailExcelDto;
 import com.ruoyi.sip.flowable.domain.Todo;
 import com.ruoyi.sip.service.*;
+import lombok.extern.slf4j.Slf4j;
 import org.flowable.engine.runtime.ProcessInstance;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -46,6 +55,8 @@ import com.ruoyi.sip.flowable.service.TodoService;
  * @date 2025-12-22
  */
 @Service
+@Transactional(rollbackFor = Exception.class)
+@Slf4j
 public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCommonTemplate
 {
     @Autowired
@@ -228,7 +239,8 @@ public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCo
 
         }
         existBill.setActualInvoiceTime(DateUtils.getNowDate());
-        existBill.setInvoiceStatus(OmsInvoiceBill.InvoiceStatusEnum.INVOICE.getCode());
+        existBill.setInvoiceStatus(existBill.getInvoiceBillType().equals(OmsInvoiceBill.InvoiceBillTypeEnum.FROM_RECEIVABLE.getCode())?
+                OmsInvoiceBill.InvoiceStatusEnum.INVOICE.getCode():OmsInvoiceBill.InvoiceStatusEnum.RED_RUSH.getCode());
         existBill.setInvoicePriceWithTax(bill.getInvoicePriceWithTax());
         existBill.setInvoicePriceWithoutTax(bill.getInvoicePriceWithoutTax());
         existBill.setInvoiceType(bill.getInvoiceType());
@@ -299,8 +311,8 @@ public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCo
      */
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public AjaxResult applyRefund(Long id) {
-        OmsInvoiceBill originalBill = selectOmsInvoiceBillById(id);
+    public AjaxResult applyRefund(OmsInvoiceBill omsInvoiceBill) {
+        OmsInvoiceBill originalBill = selectOmsInvoiceBillById(omsInvoiceBill.getId());
         if (originalBill == null) {
             return AjaxResult.error("开票单不存在");
         }
@@ -328,9 +340,9 @@ public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCo
         refundBill.setInvoicePriceWithTax(originalBill.getInvoicePriceWithTax().negate());
         refundBill.setInvoicePriceWithoutTax(originalBill.getInvoicePriceWithoutTax().negate());
         refundBill.setTaxRate(originalBill.getTaxRate());
-        refundBill.setApproveStatus(ApproveStatusEnum.WAIT_COMMIT.getCode());
+        refundBill.setApproveStatus(ApproveStatusEnum.WAIT_APPROVE.getCode());
         refundBill.setInvoiceBillType(OmsInvoiceBill.InvoiceBillTypeEnum.RED_RUSH.getCode());
-        refundBill.setInvoiceStatus(OmsInvoiceBill.InvoiceStatusEnum.INVOICE.getCode());
+        refundBill.setInvoiceStatus(OmsInvoiceBill.InvoiceStatusEnum.WAIT_RED_RUSH.getCode());
         refundBill.setRefundStatus(OmsInvoiceBill.RefundStatusEnum.REFUNDED.getCode());
 
         refundBill.setBuyerName(originalBill.getBuyerName());
@@ -352,12 +364,23 @@ public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCo
         
         // 更新原单据的红冲状态
         originalBill.setRefundStatus(OmsInvoiceBill.RefundStatusEnum.REFUNDED.getCode());
+        originalBill.setUpdateTime(DateUtils.getNowDate());
         updateOmsInvoiceBill(originalBill);
 
         //创建开票明细
         detailService.applyRefund(originalBill.getInvoiceBillCode(), refundBill.getInvoiceBillCode());
+        for (OmsReceivableInvoiceDetailItem omsReceivableInvoiceDetailItem : omsInvoiceBill.getDetailItemList()) {
+            omsReceivableInvoiceDetailItem.setId(null);
+            omsReceivableInvoiceDetailItem.setInvoiceBillCode(refundBill.getInvoiceBillCode());
+        }
+        detailItemService.saveBatch(omsInvoiceBill.getDetailItemList());
+        todoService.startProcessDeleteBefore(refundBill.getInvoiceBillCode(), refundBill.getInvoiceBillCode()
+                ,  new HashMap<String, Object>() {{
+                    put("applyUserName", ShiroUtils.getSysUser().getUserName());
+                    put("applyUser", ShiroUtils.getUserId());
+                }}
+                , processConfig.getDefinition().getFinanceInvoiceRefound());
 
-        
         return AjaxResult.success("红冲申请已提交");
     }
     
@@ -586,6 +609,96 @@ public class OmsInvoiceBillServiceImpl implements IOmsInvoiceBillService, TodoCo
         }
     }
 
+    @Override
+    public AjaxResult exportItem(String code) {
+        try {
+            // 获取项目信息列表
+            List<InvoiceDetailItemExcelDto> list = detailItemService.exportItem(code);
+
+
+            // 构建 Excel 表头和数据
+            List<List<String>> header = buildExcelHeader();
+            List<List<String>> data = buildExcelData(list);
+
+            // 导出 Excel 文件
+            return AjaxResult.success(writeExcelToFile(header, data));
+        } catch (Exception e) {
+            log.error("导出项目信息失败", e);
+            throw new ServiceException("导出项目信息失败，请稍后重试");
+        }
+
+
+
+    }
+
+    private List<List<String>> buildExcelData(List<InvoiceDetailItemExcelDto> list) {
+        List<List<String>> dataList = new ArrayList<>();
+        AtomicInteger integer=new AtomicInteger(1);
+        BigDecimal reduce = list.stream().map(InvoiceDetailItemExcelDto::getAllPrice).filter(Objects::nonNull).reduce(BigDecimal.ZERO, BigDecimal::add);
+        for (InvoiceDetailItemExcelDto item : list) {
+            List<String> row = new ArrayList<>();
+            row.add(String.valueOf(integer.getAndIncrement()));
+            row.add(item.getBuyerName());
+            row.add(item.getBuyerCreditCode());
+            row.add(item.getBuyerAddress());
+            row.add("开户行:"+item.getBuyerBank()+"\n"+"账号:"+item.getBuyerBankAccount());
+            row.add("");
+            row.add(item.getProductName());
+            row.add(item.getProductModel());
+            row.add(item.getUnit());
+            row.add(String.valueOf(item.getQuantity()));
+            row.add(String.valueOf(item.getPrice()));
+            row.add(String.valueOf(item.getAllPrice()));
+            row.add(String.valueOf(item.getTaxRate()));
+            row.add(String.valueOf(reduce));
+            row.add(DictUtils.getDictLabel("finance_invoice_type",item.getInvoiceType()));
+            row.add(item.getRemark());
+            dataList.add(row);
+        }
+        return dataList;
+    }
+
+    private List<List<String>> buildExcelHeader() {
+
+        List<List<String>> headerList = new ArrayList<>();
+        headerList.add(Collections.singletonList("序号"));
+        headerList.add(Collections.singletonList("购方名称"));
+        headerList.add(Collections.singletonList("购方税号"));
+        headerList.add(Collections.singletonList("购方地址电话"));
+        headerList.add(Collections.singletonList("购方银行帐号"));
+        headerList.add(Collections.singletonList("税收编码"));
+        headerList.add(Collections.singletonList("产品名称"));
+        headerList.add(Collections.singletonList("规格"));
+        headerList.add(Collections.singletonList("计量单位"));
+        headerList.add(Collections.singletonList("数量"));
+        headerList.add(Collections.singletonList("单价(含税)"));
+        headerList.add(Collections.singletonList("金额(含税)"));
+        headerList.add(Collections.singletonList("税率"));
+        headerList.add(Collections.singletonList("合计金额(含税)"));
+        headerList.add(Collections.singletonList("票据类型"));
+        headerList.add(Collections.singletonList("备注"));
+        return headerList;
+
+    }
+
+    private String writeExcelToFile(List<List<String>> header, List<List<String>> data) {
+        ExcelUtil<ProjectInfo> util = new ExcelUtil<>(ProjectInfo.class);
+        String fileName = util.encodingFilename("电子发票-购买方公司信息");
+        String filePath = util.getAbsoluteFile(fileName);
+        WriteCellStyle contentWriteCellStyle = new WriteCellStyle();
+        contentWriteCellStyle.setWrapped(true);
+        // 创建工作簿并写入数据
+        EasyExcel.write(filePath).head(header)
+                .sheet("发票信息")
+                // 注册自定义列宽策略
+                .registerWriteHandler(new ProjectInfoServiceImpl.CustomColumnWidthStyleStrategy())
+                // 注册自动换行
+                .registerWriteHandler(new HorizontalCellStyleStrategy(null, contentWriteCellStyle))
+                .doWrite(data);
+
+        return fileName;
+    }
+
     @Override
     public Object todoDetail(String businessKey, String processKey, String todoId) {
         return null;
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsReceivableInvoiceDetailItemServiceImpl.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsReceivableInvoiceDetailItemServiceImpl.java
index 8eed8b82..f8d864b5 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsReceivableInvoiceDetailItemServiceImpl.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OmsReceivableInvoiceDetailItemServiceImpl.java
@@ -1,12 +1,18 @@
 package com.ruoyi.sip.service.impl;
 
+import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollUtil;
+import com.ruoyi.common.utils.ShiroUtils;
+import com.ruoyi.sip.domain.OmsReceivableInvoiceDetail;
 import com.ruoyi.sip.domain.OmsReceivableInvoiceDetailItem;
+import com.ruoyi.sip.dto.InvoiceDetailItemExcelDto;
 import com.ruoyi.sip.mapper.OmsReceivableInvoiceDetailItemMapper;
 import com.ruoyi.sip.service.IOmsReceivableInvoiceDetailItemService;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
+import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -78,6 +84,11 @@ public class OmsReceivableInvoiceDetailItemServiceImpl implements IOmsReceivable
         return omsReceivableInvoiceDetailItemMapper.batchRemove(ids);
     }
 
+    @Override
+    public List<InvoiceDetailItemExcelDto> exportItem(String code) {
+        return omsReceivableInvoiceDetailItemMapper.exportItem(code);
+    }
+
 }
 
 
diff --git a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/ProjectInfoServiceImpl.java b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/ProjectInfoServiceImpl.java
index 62f0ba0a..9b867ddd 100644
--- a/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/ProjectInfoServiceImpl.java
+++ b/ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/ProjectInfoServiceImpl.java
@@ -678,7 +678,7 @@ public class ProjectInfoServiceImpl implements IProjectInfoService {
     }
 
     // 自定义列宽策略类
-    private static class CustomColumnWidthStyleStrategy extends AbstractColumnWidthStyleStrategy {
+    public static class CustomColumnWidthStyleStrategy extends AbstractColumnWidthStyleStrategy {
 
 
 
diff --git a/ruoyi-sip/src/main/resources/mapper/OmsReceivableInvoiceDetailItem/OmsReceivableInvoiceDetailItemMapper.xml b/ruoyi-sip/src/main/resources/mapper/OmsReceivableInvoiceDetailItem/OmsReceivableInvoiceDetailItemMapper.xml
index 60ce3c65..78021ec6 100644
--- a/ruoyi-sip/src/main/resources/mapper/OmsReceivableInvoiceDetailItem/OmsReceivableInvoiceDetailItemMapper.xml
+++ b/ruoyi-sip/src/main/resources/mapper/OmsReceivableInvoiceDetailItem/OmsReceivableInvoiceDetailItemMapper.xml
@@ -85,6 +85,31 @@
         FROM oms_receivable_invoice_detail_item
         WHERE id = #{id}
         LIMIT 1
+    </select>
+    <select id="exportItem" resultType="com.ruoyi.sip.dto.InvoiceDetailItemExcelDto">
+
+        SELECT t1.id,
+               t1. invoice_bill_code,
+               t1.  project_name,
+               t1. order_code,
+               t1. product_code,
+               t1.product_name,
+               t1. product_model,
+               t1. quantity,
+               t1. price,
+               t1. unit,
+               t1.all_price,
+               t1.tax_amount,
+               t1.tax_rate,
+               t2.buyer_bank,
+               t2.buyer_name,t2.buyer_credit_code,t2.buyer_bank_account,t2.invoice_type,t3.address as buyer_address,t2.remark
+        FROM oms_receivable_invoice_detail_item t1
+                 left join oms_invoice_bill t2  ON t1.invoice_bill_code=t2.invoice_bill_code
+                 left join partner_info t3 on t2.partner_code=t3.partner_code
+        where t1.invoice_bill_code=#{code}
+
+
+
     </select>
 
 
diff --git a/ruoyi-sip/src/main/resources/mapper/sip/OmsInvoiceBillMapper.xml b/ruoyi-sip/src/main/resources/mapper/sip/OmsInvoiceBillMapper.xml
index 911febcb..06fd106a 100644
--- a/ruoyi-sip/src/main/resources/mapper/sip/OmsInvoiceBillMapper.xml
+++ b/ruoyi-sip/src/main/resources/mapper/sip/OmsInvoiceBillMapper.xml
@@ -560,7 +560,8 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             seller_bank_account = #{sellerBankAccount},
             approve_status=#{approveStatus},
             invoice_type=#{invoiceType},
-            remark=#{remark}
+            remark=#{remark},
+            update_time=#{updateTime}
         where invoice_bill_code = #{invoiceBillCode}
 
     </update>