diff --git a/vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx b/vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx
index 83de05d9..d27f92a9 100644
--- a/vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx
+++ b/vehicle-data-platform/apps/web/src/pages/VehicleDetail.tsx
@@ -1,11 +1,12 @@
 import { Banner, Button, Card, Descriptions, Form, Select, Space, Table, Tabs, Tag, Toast, Typography } from '@douyinfe/semi-ui';
-import { IconCopy, IconRefresh, IconSearch } from '@douyinfe/semi-icons';
+import { IconCopy, IconDownload, IconRefresh, IconSearch } from '@douyinfe/semi-icons';
 import { useEffect, useMemo, useRef, useState } from 'react';
 import { api } from '../api/client';
 import type { QualityIssueRow, RealtimeLocationRow, VehicleDetail as VehicleDetailData, VehicleSourceStatus } from '../api/types';
 import { PageHeader } from '../components/PageHeader';
 import { SourceStatusTags } from '../components/SourceStatusTags';
 import { StatusTag } from '../components/StatusTag';
+import { buildCsv, downloadCsv, type CsvColumn } from '../domain/csvExport';
 import { isLikelyVIN } from '../domain/vehicleLookup';
 import { summarizeVehicleService } from '../domain/vehicleService';
 
@@ -70,6 +71,28 @@ type VehicleServiceAction = {
   onClick: () => void;
 };
 
+type VehicleReportRow = {
+  section: string;
+  item: string;
+  value: string;
+};
+
+const vehicleReportColumns: CsvColumn<VehicleReportRow>[] = [
+  { title: '模块', value: (row) => row.section },
+  { title: '项目', value: (row) => row.item },
+  { title: '值', value: (row) => row.value }
+];
+
+function reportText(value: unknown) {
+  if (value == null || value === '') return '-';
+  if (Array.isArray(value)) return value.length > 0 ? value.join('|') : '-';
+  return String(value);
+}
+
+function vehicleReportFileName(vin: string, protocol?: string) {
+  return `vehicle-service-${vin || 'unknown'}-${protocol || 'all-source'}.csv`;
+}
+
 async function copyVehicleServiceURL() {
   try {
     await navigator.clipboard.writeText(`${window.location.origin}${window.location.pathname}${window.location.hash}`);
@@ -323,6 +346,43 @@ export function VehicleDetail({
       ]}
     />
   );
+  const exportVehicleReport = () => {
+    if (!detail) {
+      Toast.warning('当前没有可导出的车辆档案');
+      return;
+    }
+    const rows: VehicleReportRow[] = [
+      { section: '身份档案', item: '车辆主键', value: reportText(displayVIN) },
+      { section: '身份档案', item: '查询关键词', value: reportText(displayLookupKey) },
+      { section: '身份档案', item: '车牌', value: reportText(archivePlate) },
+      { section: '身份档案', item: '手机号', value: reportText(archivePhone) },
+      { section: '身份档案', item: 'OEM', value: reportText(archiveOEM) },
+      { section: '身份档案', item: '档案完整度', value: archiveCompleteness },
+      { section: '身份档案', item: '档案缺项', value: reportText(archiveMissingLabels) },
+      { section: '服务结论', item: '服务判断', value: serviceConclusion.status },
+      { section: '服务结论', item: '主要风险', value: serviceConclusion.risk },
+      { section: '服务结论', item: '下一步', value: serviceConclusion.nextStep },
+      { section: '证据链', item: '来源证据', value: evidenceSourceCount > 0 ? `${evidenceOnlineSourceCount}/${evidenceSourceCount} 来源在线` : '-' },
+      { section: '证据链', item: '定位证据', value: evidenceLocatedSourceCount > 0 ? `${evidenceLocatedSourceCount} 个来源有位置` : '暂无位置' },
+      { section: '证据链', item: '里程差异', value: formatCompactNumber(evidenceMileageDelta, ' km') },
+      { section: '证据链', item: '时间差异', value: formatSeconds(evidenceTimeDeltaSeconds) },
+      { section: '证据链', item: '一致性结论', value: consistencyTitle },
+      { section: '证据链', item: '一致性说明', value: consistencyDetail },
+      { section: '数据规模', item: '历史记录', value: String(overview?.historyCount ?? detail.history.total ?? 0) },
+      { section: '数据规模', item: 'RAW记录', value: String(overview?.rawCount ?? detail.raw.total ?? 0) },
+      { section: '数据规模', item: '里程记录', value: String(overview?.mileageCount ?? detail.mileage.total ?? 0) },
+      { section: '数据规模', item: '质量问题', value: String(qualityCount) }
+    ];
+    for (const source of detail.sourceStatus ?? []) {
+      rows.push(
+        { section: `来源 ${source.protocol}`, item: '在线', value: source.online ? '在线' : '离线' },
+        { section: `来源 ${source.protocol}`, item: '最后时间', value: reportText(source.lastSeen) },
+        { section: `来源 ${source.protocol}`, item: '能力', value: sourceCapabilities.filter((item) => source[item.key]).map((item) => item.label).join('|') || '-' }
+      );
+    }
+    downloadCsv(vehicleReportFileName(displayVIN, activeProtocol), buildCsv(vehicleReportColumns, rows));
+    Toast.success('已导出车辆服务档案');
+  };
 
   return (
     <div className="vp-page">
@@ -344,6 +404,7 @@ export function VehicleDetail({
             <Button icon={<IconSearch />} htmlType="submit" theme="solid" type="primary">查询车辆</Button>
             <Button icon={<IconRefresh />} onClick={() => load(query)} loading={loading}>刷新</Button>
             <Button icon={<IconCopy />} onClick={copyVehicleServiceURL}>复制服务链接</Button>
+            <Button disabled={!detail} icon={<IconDownload />} onClick={exportVehicleReport}>导出档案 CSV</Button>
             <Button disabled={!hasResolvedVIN} onClick={() => onOpenRealtime(resolvedVIN, activeProtocol)}>查看实时</Button>
             <Button disabled={!hasResolvedVIN} onClick={() => onOpenHistory(resolvedVIN, activeProtocol)}>查看历史</Button>
             <Button disabled={!hasResolvedVIN} onClick={() => onOpenRaw(resolvedVIN, activeProtocol)}>查看 RAW</Button>
diff --git a/vehicle-data-platform/apps/web/src/test/App.test.tsx b/vehicle-data-platform/apps/web/src/test/App.test.tsx
index 56a732ba..e63f4e50 100644
--- a/vehicle-data-platform/apps/web/src/test/App.test.tsx
+++ b/vehicle-data-platform/apps/web/src/test/App.test.tsx
@@ -5271,6 +5271,101 @@ test('copies shareable vehicle service detail link', async () => {
   expect(writeText).toHaveBeenCalledWith(expect.stringContaining('/#/detail?keyword=VIN001&protocol=JT808'));
 });
 
+test('exports vehicle detail service dossier as csv', async () => {
+  window.history.replaceState(null, '', '/#/detail?keyword=VIN-REPORT-001&protocol=GB32960');
+  const createObjectURL = vi.spyOn(URL, 'createObjectURL').mockReturnValue('blob:vehicle-report');
+  const revokeObjectURL = vi.spyOn(URL, 'revokeObjectURL').mockImplementation(() => undefined);
+  const click = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => undefined);
+  const appendChild = vi.spyOn(document.body, 'appendChild');
+  vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {
+    const path = String(input);
+    if (path.includes('/api/vehicle-service')) {
+      return {
+        ok: true,
+        json: async () => ({
+          data: {
+            vin: 'VIN-REPORT-001',
+            lookupKey: 'VIN-REPORT-001',
+            lookupResolved: true,
+            serviceOverview: {
+              vin: 'VIN-REPORT-001',
+              plate: '粤A档案导出',
+              phone: '13307795425',
+              oem: 'G7s',
+              protocols: ['GB32960', 'JT808', 'YUTONG_MQTT'],
+              primaryProtocol: 'GB32960',
+              coverageStatus: 'partial',
+              sourceCount: 3,
+              onlineSourceCount: 2,
+              lastSeen: '2026-07-03 20:12:10',
+              realtimeCount: 3,
+              historyCount: 12,
+              rawCount: 34,
+              mileageCount: 7,
+              qualityIssueCount: 1
+            },
+            serviceStatus: {
+              status: 'degraded',
+              severity: 'warning',
+              title: '来源不完整',
+              detail: '2/3 个来源在线',
+              sourceCount: 3,
+              onlineSourceCount: 2
+            },
+            sourceConsistency: {
+              sourceCount: 3,
+              onlineSourceCount: 2,
+              locatedSourceCount: 2,
+              missingProtocols: ['YUTONG_MQTT'],
+              mileageDeltaKm: 1.4,
+              sourceTimeDeltaSeconds: 125,
+              scope: 'vehicle',
+              status: 'degraded',
+              severity: 'warning',
+              title: '来源不完整',
+              detail: 'MQTT 离线，32960 与 808 仍可支撑车辆服务'
+            },
+            sources: ['GB32960', 'JT808', 'YUTONG_MQTT'],
+            sourceStatus: [
+              { protocol: 'GB32960', online: true, lastSeen: '2026-07-03 20:12:10', hasRealtime: true, hasHistory: true, hasRaw: true, hasMileage: true },
+              { protocol: 'JT808', online: true, lastSeen: '2026-07-03 20:12:08', hasRealtime: true, hasHistory: true, hasRaw: true, hasMileage: true },
+              { protocol: 'YUTONG_MQTT', online: false, lastSeen: '2026-07-03 20:10:05', hasRealtime: true, hasHistory: false, hasRaw: true, hasMileage: false }
+            ],
+            realtime: [],
+            history: { items: [], total: 12, limit: 20, offset: 0 },
+            raw: { items: [], total: 34, limit: 10, offset: 0 },
+            mileage: { items: [], total: 7, limit: 20, offset: 0 },
+            quality: { items: [], total: 1, limit: 20, offset: 0 }
+          },
+          traceId: 'trace-test',
+          timestamp: 1783094400000
+        })
+      } as Response;
+    }
+    return {
+      ok: true,
+      json: async () => ({
+        data: path.includes('/api/ops/health')
+          ? { linkHealth: [], kafkaLag: 0, redisOnlineKeys: 0, tdengineWritable: true, mysqlWritable: true, runtime: { requestTimeoutMs: 5000 } }
+          : { items: [], total: 0, limit: 10, offset: 0 },
+        traceId: 'trace-test',
+        timestamp: 1783094400000
+      })
+    } as Response;
+  });
+
+  render(<App />);
+
+  expect(await screen.findByText('车辆服务结论')).toBeInTheDocument();
+  fireEvent.click(screen.getByRole('button', { name: /导出档案 CSV/ }));
+
+  expect(createObjectURL).toHaveBeenCalled();
+  expect(click).toHaveBeenCalled();
+  expect(revokeObjectURL).toHaveBeenCalledWith('blob:vehicle-report');
+  const link = appendChild.mock.calls.find(([node]) => node instanceof HTMLAnchorElement)?.[0] as HTMLAnchorElement | undefined;
+  expect(link?.download).toBe('vehicle-service-VIN-REPORT-001-GB32960.csv');
+});
+
 test('opens history with the currently selected vehicle detail source', async () => {
   window.history.replaceState(null, '', '/#/detail?keyword=VIN001');
   vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {