diff --git a/klp-ui/src/api/cost/coil.js b/klp-ui/src/api/cost/coil.js
new file mode 100644
index 00000000..4a747f52
--- /dev/null
+++ b/klp-ui/src/api/cost/coil.js
@@ -0,0 +1,19 @@
+import request from '@/utils/request'
+
+const BASE = '/wms/materialCoil'
+
+export function getCoilHoardingStats(data) {
+  return request({
+    url: BASE + '/hoardingStatistics',
+    method: 'post',
+    data: data
+  })
+}
+
+export function listCoilHoardingDetail(query) {
+  return request({
+    url: BASE + '/listWithQrcode',
+    method: 'get',
+    params: query
+  })
+}
diff --git a/klp-ui/src/views/cost/coil.vue b/klp-ui/src/views/cost/coil.vue
new file mode 100644
index 00000000..5e5f7bd5
--- /dev/null
+++ b/klp-ui/src/views/cost/coil.vue
@@ -0,0 +1,376 @@
+<template>
+  <div class="app-container coil-cost-page">
+    <!-- 筛选区 -->
+    <el-form v-show="showSearch" ref="queryForm" :model="queryParams" size="small" :inline="true" label-width="80px">
+      <el-form-item label="入场卷号" prop="enterCoilNo">
+        <el-input v-model="queryParams.enterCoilNo" placeholder="请输入入场钢卷号" clearable @keyup.enter.native="handleQuery" />
+      </el-form-item>
+      <el-form-item label="当前卷号" prop="currentCoilNo">
+        <el-input v-model="queryParams.currentCoilNo" placeholder="请输入当前钢卷号" clearable @keyup.enter.native="handleQuery" />
+      </el-form-item>
+      <el-form-item label="逻辑库位" prop="warehouseId">
+        <warehouse-select v-model="queryParams.warehouseId" placeholder="请选择逻辑库位" clearable style="width:180px" />
+      </el-form-item>
+      <el-form-item label="物料类型" prop="materialType">
+        <el-select v-model="queryParams.materialType" placeholder="请选择" clearable style="width:100px">
+          <el-option label="原料" value="原料" />
+          <el-option label="成品" value="成品" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="产品名称" prop="itemName">
+        <el-select v-model="queryParams.itemName" placeholder="请选择产品名称" clearable style="width:130px">
+          <el-option label="镀锌卷" value="镀锌卷" />
+          <el-option label="镀铬卷" value="镀铬卷" />
+          <el-option label="冷硬卷" value="冷硬卷" />
+          <el-option label="热轧卷板" value="热轧卷板" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="规格" prop="itemSpecification">
+        <el-input v-model="queryParams.itemSpecification" placeholder="请选择规格" clearable @keyup.enter.native="handleQuery" />
+      </el-form-item>
+      <el-form-item label="材质" prop="itemMaterial">
+        <el-select v-model="queryParams.itemMaterial" placeholder="请选择材质" clearable style="width:130px">
+          <el-option v-for="d in dict.type.coil_material" :key="d.value" :label="d.label" :value="d.value" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="厂家" prop="itemManufacturer">
+        <el-select v-model="queryParams.itemManufacturer" placeholder="请选择厂家" clearable style="width:130px">
+          <el-option v-for="d in dict.type.coil_manufacturer" :key="d.value" :label="d.label" :value="d.value" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="品质" prop="qualityStatus">
+        <el-select v-model="queryParams.qualityStatus" placeholder="请选择品质" clearable style="width:120px">
+          <el-option v-for="d in dict.type.coil_quality_status" :key="d.value" :label="d.label" :value="d.value" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="发货时间">
+        <el-date-picker
+          v-model="queryParams.exportTimeRange"
+          type="daterange"
+          value-format="yyyy-MM-dd"
+          range-separator="至"
+          start-placeholder="开始日期"
+          end-placeholder="结束日期"
+          style="width:240px"
+        />
+      </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">
+      <right-toolbar :show-search.sync="showSearch" @query-table="handleQuery" />
+    </el-row>
+
+    <!-- 统计卡片 -->
+    <div v-loading="statsLoading" class="stats-row">
+      <div class="stat-item stat-blue">
+        <span class="stat-val">{{ overview.avgHoardingDays }}</span>
+        <span class="stat-label">平均囤积周期(天)</span>
+      </div>
+      <div class="stat-item stat-orange">
+        <span class="stat-val">{{ formatMoney(overview.totalHoardingCost) }}</span>
+        <span class="stat-label">总囤积成本(元)</span>
+      </div>
+      <div class="stat-item stat-red">
+        <span class="stat-val">{{ formatMoney(overview.avgHoardingCost) }}</span>
+        <span class="stat-label">平均单卷成本(元)</span>
+      </div>
+    </div>
+
+    <!-- 维度对比图表 -->
+    <div class="charts-row">
+      <div class="chart-box chart-box-full">
+        <div class="chart-box-hd">产品维度对比 · 平均囤积天数 &amp; 成本</div>
+        <div ref="dimChart" v-loading="dimLoading" class="chart-box-bd-tall" />
+      </div>
+    </div>
+
+    <!-- 明细表格 -->
+    <el-table v-loading="loading" :data="detailList" border stripe size="mini" style="width:100%">
+      <el-table-column label="入场钢卷号" align="center" prop="enterCoilNo" show-overflow-tooltip />
+      <el-table-column label="当前钢卷号" align="center" prop="currentCoilNo" show-overflow-tooltip />
+      <el-table-column label="产品名称" align="center" prop="itemName" width="80" />
+      <el-table-column label="规格" align="center" prop="specification" width="100" />
+      <el-table-column label="材质" align="center" prop="material" width="85" />
+      <el-table-column label="净重(t)" align="center" prop="netWeight" width="80" />
+      <el-table-column label="入库时间" align="center" prop="createTime" width="150" />
+      <el-table-column label="发货时间" align="center" prop="exportTime" width="150">
+        <template slot-scope="scope">
+          <span>{{ scope.row.exportTime || '未发货' }}</span>
+        </template>
+      </el-table-column>
+      <el-table-column label="囤积天数" align="center" prop="hoardingDays" width="80" sortable />
+      <el-table-column label="囤积成本(元)" align="center" prop="hoardingCost" width="100" sortable />
+      <el-table-column label="状态" align="center" width="70">
+        <template slot-scope="scope">
+          <el-tag v-if="scope.row.status === 1" type="success" size="mini">已发货</el-tag>
+          <el-tag v-else type="info" size="mini">在库</el-tag>
+        </template>
+      </el-table-column>
+      <el-table-column label="逻辑库位" align="center" prop="warehouseName" width="100" show-overflow-tooltip />
+      <el-table-column label="厂家" align="center" prop="manufacturer" width="75" show-overflow-tooltip />
+      <el-table-column label="品质" align="center" prop="qualityStatus" width="65" />
+    </el-table>
+    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getDetailList" />
+  </div>
+</template>
+
+<script>
+import * as echarts from 'echarts'
+import { getCoilHoardingStats, listCoilHoardingDetail } from '@/api/cost/coil'
+import WarehouseSelect from '@/components/KLPService/WarehouseSelect'
+
+const PRODUCT_NAMES = ['镀锌卷', '镀铬卷', '冷硬卷', '热轧卷板']
+
+function parseFirstCreateTime(row) {
+  try {
+    if (row.qrcodeRecord && row.qrcodeRecord.content) {
+      const content = JSON.parse(row.qrcodeRecord.content)
+      if (content.steps && content.steps.length > 0) {
+        const ts = content.steps[0].create_time
+        if (ts) return new Date(ts)
+      }
+    }
+  } catch (e) { /* ignore */ }
+  return null
+}
+
+function computeHoarding(row) {
+  const firstTime = parseFirstCreateTime(row)
+  if (!firstTime) return { hoardingDays: '-', hoardingCost: '-' }
+  const endTime = row.exportTime ? new Date(row.exportTime) : new Date()
+  const days = Math.ceil((endTime.getTime() - firstTime.getTime()) / (24 * 3600 * 1000))
+  const weight = parseFloat(row.netWeight) || 0
+  return {
+    hoardingDays: days,
+    hoardingCost: parseFloat((days * weight).toFixed(2))
+  }
+}
+
+export default {
+  name: 'CoilHoardingCost',
+  components: { WarehouseSelect },
+  dicts: ['coil_material', 'coil_manufacturer', 'coil_quality_status'],
+  data() {
+    return {
+      loading: false,
+      statsLoading: false,
+      dimLoading: false,
+      showSearch: true,
+      total: 0,
+      detailList: [],
+      overview: { avgHoardingDays: 0, totalHoardingCost: 0, avgHoardingCost: 0 },
+      dimensionData: [],
+      queryParams: {
+        pageNum: 1,
+        pageSize: 10,
+        enterCoilNo: undefined,
+        currentCoilNo: undefined,
+        warehouseId: undefined,
+        materialType: undefined,
+        itemName: undefined,
+        itemSpecification: undefined,
+        itemMaterial: undefined,
+        itemManufacturer: undefined,
+        qualityStatus: undefined,
+        status: '',
+        exportTimeRange: undefined
+      },
+      dimChart: null
+    }
+  },
+  mounted() {
+    this.setDefaultDateRange()
+    this.handleQuery()
+    window.addEventListener('resize', this.handleResize)
+  },
+  beforeDestroy() {
+    window.removeEventListener('resize', this.handleResize)
+    if (this.dimChart) { this.dimChart.dispose(); this.dimChart = null }
+  },
+  methods: {
+    setDefaultDateRange() {
+      const now = new Date()
+      const first = new Date(now.getFullYear(), now.getMonth(), 1)
+      const fmt = d => d.getFullYear() + '-' + String(d.getMonth() + 1).padStart(2, '0') + '-' + String(d.getDate()).padStart(2, '0')
+      this.queryParams.exportTimeRange = [fmt(first), fmt(now)]
+    },
+    handleQuery() {
+      this.queryParams.pageNum = 1
+      this.fetchOverview()
+      this.fetchDimension()
+      this.getDetailList()
+    },
+    resetQuery() {
+      this.resetForm('queryForm')
+      this.setDefaultDateRange()
+      this.queryParams.status = ''
+      this.handleQuery()
+    },
+    buildQuery(overrides) {
+      const p = { ...this.queryParams, dataType: 1 }
+      if (p.exportTimeRange && p.exportTimeRange.length === 2) {
+        p.byExportTimeStart = p.exportTimeRange[0] + ' 00:00:00'
+        p.byExportTimeEnd = p.exportTimeRange[1] + ' 23:59:59'
+      }
+      delete p.exportTimeRange
+      delete p.pageNum
+      delete p.pageSize
+      if (overrides) Object.assign(p, overrides)
+      return p
+    },
+    fetchOverview() {
+      this.statsLoading = true
+      getCoilHoardingStats(this.buildQuery()).then(res => {
+        const d = res.data || {}
+        const shipped = parseInt(d.totalCount) || 0
+        this.overview = {
+          avgHoardingDays: parseFloat(d.avgHoardingDays) || 0,
+          totalHoardingCost: parseFloat((parseFloat(d.avgHoardingCost) * shipped).toFixed(2)) || 0,
+          avgHoardingCost: parseFloat(d.avgHoardingCost) || 0
+        }
+      }).finally(() => { this.statsLoading = false })
+    },
+    fetchDimension() {
+      this.dimLoading = true
+      const base = this.buildQuery()
+      const promises = PRODUCT_NAMES.map(v => {
+        const body = { ...base, itemName: v }
+        return getCoilHoardingStats(body).then(res => ({
+          label: v,
+          avgDays: parseFloat((res.data && res.data.avgHoardingDays) || 0),
+          avgCost: parseFloat((res.data && res.data.avgHoardingCost) || 0),
+          count: parseInt((res.data && res.data.totalCount) || 0)
+        }))
+      })
+      Promise.all(promises).then(data => {
+        this.dimensionData = data.filter(d => d.count > 0)
+        this.$nextTick(() => this.updateDimChart())
+      }).finally(() => { this.dimLoading = false })
+    },
+    getDetailList() {
+      this.loading = true
+      const params = { ...this.queryParams, dataType: 1 }
+      if (params.exportTimeRange && params.exportTimeRange.length === 2) {
+        params.byExportTimeStart = params.exportTimeRange[0] + ' 00:00:00'
+        params.byExportTimeEnd = params.exportTimeRange[1] + ' 23:59:59'
+      }
+      delete params.exportTimeRange
+      listCoilHoardingDetail(params).then(res => {
+        const rows = (res.rows || []).map(row => {
+          const h = computeHoarding(row)
+          return { ...row, hoardingDays: h.hoardingDays, hoardingCost: h.hoardingCost }
+        })
+        this.detailList = rows
+        this.total = res.total || 0
+        this.loading = false
+        this.fetchOverview()
+      }).catch(() => { this.loading = false })
+    },
+    formatMoney(val) {
+      if (val == null || val === '' || isNaN(val)) return '0'
+      const num = Number(val)
+      if (num >= 10000) return (num / 10000).toFixed(2) + '万'
+      return num.toFixed(2)
+    },
+    handleResize() {
+      if (this.dimChart) this.dimChart.resize()
+    },
+    initDimChart() {
+      if (!this.$refs.dimChart) return
+      if (this.dimChart) this.dimChart.dispose()
+      this.dimChart = echarts.init(this.$refs.dimChart)
+      this.updateDimChart()
+    },
+    updateDimChart() {
+      if (!this.dimChart) { this.initDimChart(); return }
+      const data = this.dimensionData || []
+      this.dimChart.setOption({
+        tooltip: { trigger: 'axis', axisPointer: { type: 'shadow' }},
+        legend: { data: ['平均囤积天数', '平均囤积成本'], top: 0, textStyle: { fontSize: 11 }},
+        grid: { left: '3%', right: '5%', bottom: '3%', top: '12%', containLabel: true },
+        xAxis: { type: 'category', data: data.map(d => d.label), axisLabel: { fontSize: 11 }},
+        yAxis: [
+          { type: 'value', name: '天', axisLabel: { fontSize: 10 }},
+          { type: 'value', name: '元', axisLabel: { fontSize: 10 }}
+        ],
+        series: [
+          { name: '平均囤积天数', type: 'bar', data: data.map(d => d.avgDays),
+            itemStyle: { color: '#409eff' }, label: { show: true, position: 'top', fontSize: 10 }, barMaxWidth: 40 },
+          { name: '平均囤积成本', type: 'bar', yAxisIndex: 1,
+            data: data.map(d => parseFloat((d.avgCost || 0).toFixed(2))),
+            itemStyle: { color: '#e6a23c' }, label: { show: true, position: 'top', fontSize: 10 }, barMaxWidth: 40 }
+        ]
+      }, true)
+    }
+  }
+}
+</script>
+
+<style scoped>
+.mb8 { margin-bottom: 8px }
+
+.stats-row {
+  display: flex;
+  gap: 8px;
+  margin-bottom: 12px;
+}
+.stat-item {
+  flex: 1;
+  min-width: 100px;
+  background: #fff;
+  border: 1px solid #ebeef5;
+  border-radius: 2px;
+  padding: 10px 12px;
+  text-align: center;
+}
+.stat-item .stat-val {
+  display: block;
+  font-size: 22px;
+  font-weight: 600;
+  color: #303133;
+  line-height: 1.2;
+}
+.stat-item .stat-label {
+  display: block;
+  font-size: 12px;
+  color: #909399;
+  margin-top: 2px;
+}
+.stat-blue .stat-val { color: #409eff }
+.stat-orange .stat-val { color: #e6a23c }
+.stat-red .stat-val { color: #f56c6c }
+
+.charts-row {
+  display: flex;
+  gap: 10px;
+  margin-bottom: 10px;
+}
+.chart-box {
+  flex: 1;
+  background: #fff;
+  border: 1px solid #ebeef5;
+  border-radius: 2px;
+  min-width: 0;
+}
+.chart-box-full {
+  flex: none;
+  width: 100%;
+}
+.chart-box-hd {
+  padding: 8px 12px;
+  font-size: 13px;
+  font-weight: 500;
+  color: #303133;
+  border-bottom: 1px solid #ebeef5;
+  display: flex;
+  align-items: center;
+}
+.chart-box-bd-tall {
+  height: 300px;
+  padding: 4px;
+}
+</style>