diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index 57f4a9e..328c92f 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -1,6 +1,7 @@
 import { Suspense, lazy } from "react";
 import { BrowserRouter, Routes, Route, Navigate } from "react-router-dom";
-import { App as AntApp } from "antd";
+import { App as AntApp, ConfigProvider } from "antd";
+import zhCN from "antd/locale/zh_CN";
 
 import { ToastProvider } from "./components/ui/Toast";
 import { AuthProvider } from "./contexts/AuthContext";
@@ -25,7 +26,8 @@ const AdminPrintConfigPage = lazy(() => import("./pages/admin/AdminPrintConfigPa
 
 export default function App() {
   return (
-    <AntApp>
+    <ConfigProvider locale={zhCN}>
+      <AntApp>
       <ToastProvider>
         <AuthProvider>
           <BrowserRouter>
@@ -57,6 +59,7 @@ export default function App() {
           </BrowserRouter>
         </AuthProvider>
       </ToastProvider>
-    </AntApp>
+      </AntApp>
+    </ConfigProvider>
   );
 }
diff --git a/frontend/src/pages/admin/AdminPeoplePage.tsx b/frontend/src/pages/admin/AdminPeoplePage.tsx
index 719fca1..437349e 100644
--- a/frontend/src/pages/admin/AdminPeoplePage.tsx
+++ b/frontend/src/pages/admin/AdminPeoplePage.tsx
@@ -1,18 +1,88 @@
-/** 人员看板 — 按负责人聚合当前在制品设备 */
+/** 人员看板 — 实时在制品 + 历史工时台账 */
 import { useEffect, useMemo, useState } from "react";
 import {
-  Users, Package, ChevronDown, ChevronRight, Loader2, AlertCircle, RefreshCw,
+  Users, Package, ChevronDown, ChevronRight, Loader2, AlertCircle, RefreshCw, Clock, Download,
 } from "lucide-react";
 import { useNavigate } from "react-router-dom";
-import { fetchPeopleWorkload, type PersonWorkload } from "../../services/dashboardApi";
+import { Radio, DatePicker, Table, Button, AutoComplete, Modal, Timeline, Image, Select } from "antd";
+import type { ColumnsType } from "antd/es/table";
+import dayjs, { type Dayjs } from "dayjs";
+import "dayjs/locale/zh-cn";
+dayjs.locale("zh-cn");
+import {
+  fetchPeopleWorkload, fetchPeopleHistory, downloadPeopleHistory,
+  type PersonWorkload, type PersonHistoryRecord, type PeopleHistoryQuery,
+} from "../../services/dashboardApi";
+import { getTask } from "../../services/taskApi";
+import type { TaskRecordResponse } from "../../types/api";
+
+const { RangePicker } = DatePicker;
 
 const AVATAR_COLORS = ["#3b82f6", "#8b5cf6", "#ec4899", "#f59e0b", "#10b981", "#ef4444", "#06b6d4", "#6366f1"];
 
+// ─── 滞留时长 SLA 预警颜色 / 标签 ───────────────────────
+function durationColor(h: number) {
+  if (h >= 48) return "text-red-600 bg-red-100 font-bold";
+  if (h >= 24) return "text-orange-600 bg-orange-50";
+  return "text-emerald-600 bg-emerald-50";
+}
+function durationLabel(h: number) {
+  if (h >= 24) return `${Math.round(h / 24)}天`;
+  if (h >= 1) return `${h}小时`;
+  return `${Math.round(h * 60)}分钟`;
+}
+
+// ─── 图片 URL 拼接（对齐 TaskFlowView） ──────────────────
+function imageUrl(u: string) {
+  if (!u) return "";
+  if (u.startsWith("http")) return u;
+  const base = (import.meta.env.VITE_API_BASE_URL || "").replace(/\/+$/, "");
+  const path = u.startsWith("/") ? u : "/" + u;
+  if (path.startsWith("/api/")) {
+    const origin = base.replace(/\/api(\/v\d+)?$/, "");
+    return origin + path;
+  }
+  return base + path;
+}
+
+// ─── 任务状态徽章 ───────────────────────────────────────
+const STATUS_MAP: Record<string, { label: string; cls: string }> = {
+  WIP: { label: "进行中", cls: "bg-blue-100 text-blue-700" },
+  PENDING: { label: "待接收", cls: "bg-amber-100 text-amber-700" },
+  COMPLETED: { label: "已完成", cls: "bg-green-100 text-green-700" },
+};
+
 export default function AdminPeoplePage() {
+  const [mode, setMode] = useState<"realtime" | "history">("realtime");
+
+  // 实时
   const [workloads, setWorkloads] = useState<PersonWorkload[]>([]);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
   const [expanded, setExpanded] = useState<Set<string>>(new Set());
+
+  // 历史
+  const [records, setRecords] = useState<PersonHistoryRecord[]>([]);
+  const [historyLoading, setHistoryLoading] = useState(false);
+  const [historyError, setHistoryError] = useState<string | null>(null);
+  const [historyRange, setHistoryRange] = useState<[Dayjs, Dayjs] | null>(null);
+  const [pageSize, setPageSize] = useState(50);
+  const [fAssignee, setFAssignee] = useState("");
+  const [fSpec, setFSpec] = useState("");
+  const [fSn, setFSn] = useState("");
+  const [fTask, setFTask] = useState("");
+  const [recordDetail, setRecordDetail] = useState<{ open: boolean; taskName: string; records: TaskRecordResponse[] }>({
+    open: false, taskName: "", records: [],
+  });
+  // 已读记录数（task_id -> 已读的 record_count），用于「新流转」红点标注
+  const [readCounts, setReadCounts] = useState<Record<string, number>>(() => {
+    try {
+      return JSON.parse(localStorage.getItem("people_history_read_counts") || "{}");
+    } catch {
+      return {};
+    }
+  });
+
   const navigate = useNavigate();
 
   const load = () => {
@@ -23,12 +93,100 @@ export default function AdminPeoplePage() {
       .finally(() => setLoading(false));
   };
 
+  const buildQuery = (range: [Dayjs, Dayjs] | null): PeopleHistoryQuery => {
+    const q: PeopleHistoryQuery = {};
+    if (range) {
+      q.since = range[0].startOf("day").toISOString();
+      q.until = range[1].endOf("day").toISOString();
+    }
+    if (fAssignee.trim()) q.assignee_id = fAssignee.trim();
+    if (fSpec.trim()) q.spec_model = fSpec.trim();
+    if (fSn.trim()) q.product_sn = fSn.trim();
+    if (fTask.trim()) q.task_name = fTask.trim();
+    return q;
+  };
+
+  const loadHistory = (range: [Dayjs, Dayjs] | null) => {
+    setHistoryLoading(true);
+    fetchPeopleHistory(buildQuery(range))
+      .then((data) => { setRecords(data); setHistoryError(null); })
+      .catch(() => setHistoryError("加载工时台账失败"))
+      .finally(() => setHistoryLoading(false));
+  };
+
+  const handleExport = async () => {
+    try {
+      await downloadPeopleHistory(buildQuery(historyRange));
+    } catch {
+      setHistoryError("导出失败，请稍后重试");
+    }
+  };
+
+  const openRecordDetail = async (record: PersonHistoryRecord) => {
+    try {
+      const task = await getTask(record.task_id);
+      setRecordDetail({
+        open: true,
+        taskName: record.task_name || record.task_id,
+        records: task.records || [],
+      });
+      // 标记该任务为已读（记录数同步）
+      const next = { ...readCounts, [record.task_id]: record.record_count };
+      setReadCounts(next);
+      localStorage.setItem("people_history_read_counts", JSON.stringify(next));
+    } catch {
+      setHistoryError("加载记录详情失败");
+    }
+  };
+
+  const handleReset = () => {
+    setFAssignee("");
+    setFSpec("");
+    setFSn("");
+    setFTask("");
+    setHistoryRange(null);
+    loadHistory(null);
+  };
+
+  const markAllRead = () => {
+    const next: Record<string, number> = {};
+    for (const r of records) next[r.task_id] = r.record_count;
+    setReadCounts(next);
+    localStorage.setItem("people_history_read_counts", JSON.stringify(next));
+  };
+
   useEffect(() => { load(); }, []); // eslint-disable-line react-hooks/exhaustive-deps
 
-  const totalDevices = useMemo(
-    () => workloads.reduce((sum, w) => sum + w.device_count, 0),
-    [workloads],
-  );
+  // 自动搜索：模式切换 / 筛选条件 / 时间范围变化时触发（防抖 300ms）
+  useEffect(() => {
+    if (mode !== "history") return;
+    const timer = setTimeout(() => loadHistory(historyRange), 300);
+    return () => clearTimeout(timer);
+  }, [mode, fAssignee, fSpec, fSn, fTask, historyRange]); // eslint-disable-line react-hooks/exhaustive-deps
+
+  const totalDevices = useMemo(() => {
+    const uniqueIds = new Set<string>();
+    for (const w of workloads) {
+      for (const d of w.devices) uniqueIds.add(d.product_id);
+    }
+    return uniqueIds.size;
+  }, [workloads]);
+
+  const totalHistoryDevices = useMemo(() => {
+    const uniqueIds = new Set<string>();
+    for (const r of records) uniqueIds.add(r.product_sn);
+    return uniqueIds.size;
+  }, [records]);
+
+  // 搜索下拉选项（从当前结果去重提取）
+  const assigneeOptions = useMemo(() => {
+    const seen = new Map<string, string>();
+    for (const r of records) if (r.assignee_id && !seen.has(r.assignee_id)) seen.set(r.assignee_id, r.assignee_name || r.assignee_id);
+    return Array.from(seen.entries()).map(([id, name]) => ({ value: id, label: `${name} (${id})` }));
+  }, [records]);
+  const specOptions = useMemo(() => Array.from(new Set(records.map(r => r.spec_model).filter(Boolean))).map(v => ({ value: v })), [records]);
+  const snOptions = useMemo(() => Array.from(new Set(records.map(r => r.product_sn).filter(Boolean))).map(v => ({ value: v })), [records]);
+  const taskOptions = useMemo(() => Array.from(new Set(records.map(r => r.task_name).filter(Boolean))).map(v => ({ value: v })), [records]);
 
   function toggle(id: string) {
     setExpanded((prev) => {
@@ -39,115 +197,331 @@ export default function AdminPeoplePage() {
     });
   }
 
+  // ─── 历史表格列 ───────────────────────────────────────
+  const columns: ColumnsType<PersonHistoryRecord> = [
+    {
+      title: "状态", dataIndex: "status", key: "status", width: 100,
+      render: (s: string, record: PersonHistoryRecord) => {
+        const cfg = STATUS_MAP[s] || { label: s, cls: "bg-gray-100 text-gray-600" };
+        const unread = record.record_count > (readCounts[record.task_id] || 0);
+        return (
+          <span className="flex items-center gap-1.5">
+            <span className={`rounded-full px-2 py-0.5 text-[11px] font-bold ${cfg.cls}`}>{cfg.label}</span>
+            {unread && <span className="h-2 w-2 shrink-0 rounded-full bg-red-500" title="有新的流转记录" />}
+          </span>
+        );
+      },
+    },
+    { title: "负责人", dataIndex: "assignee_name", key: "assignee_name", width: 110 },
+    { title: "设备身份证", dataIndex: "product_sn", key: "product_sn", width: 190, render: (v: string) => <span className="font-mono text-xs">{v}</span> },
+    { title: "规格型号", dataIndex: "spec_model", key: "spec_model", width: 130, render: (v: string) => v || "—" },
+    { title: "任务名", dataIndex: "task_name", key: "task_name", ellipsis: true },
+    { title: "开始时间", dataIndex: "received_at", key: "received_at", width: 120, render: (v: string) => v || "—" },
+    { title: "结束时间", dataIndex: "completed_at", key: "completed_at", width: 120, render: (v: string) => v || <span className="text-blue-500">进行中</span> },
+    {
+      title: "总耗时", dataIndex: "duration_hours", key: "duration_hours", width: 120,
+      sorter: (a, b) => a.duration_hours - b.duration_hours,
+      render: (h: number) => (
+        <span className={`rounded-md px-2 py-0.5 text-xs font-bold ${durationColor(h)}`}>
+          {durationLabel(h)}
+        </span>
+      ),
+    },
+    {
+      title: "最新动态/备注", dataIndex: "latest_valid_remark", key: "latest_valid_remark",
+      render: (_: unknown, record: PersonHistoryRecord) => (
+        <div className="flex items-center gap-1">
+          <span className="flex-1 truncate text-xs text-gray-600">{record.latest_valid_remark || "—"}</span>
+          {record.record_count > 0 && (
+            <a
+              className="shrink-0 text-xs text-blue-600 hover:underline"
+              onClick={(e) => { e.stopPropagation(); openRecordDetail(record); }}
+            >
+              ({record.record_count}条)
+            </a>
+          )}
+        </div>
+      ),
+    },
+  ];
+
   return (
     <div className="space-y-6">
       {/* 页头 */}
       <div className="flex flex-wrap items-center justify-between gap-3">
         <div>
           <h2 className="text-xl font-bold text-gray-800">👥 人员看板</h2>
-          <p className="mt-0.5 text-sm text-gray-400">按负责人聚合当前在制品设备 · 实时快照</p>
+          <p className="mt-0.5 text-sm text-gray-400">实时在制品 / 历史工时台账</p>
         </div>
-        <button onClick={load} className="flex items-center gap-1 rounded-lg px-2 py-1 text-xs text-gray-500 hover:bg-gray-100">
-          <RefreshCw className="h-3.5 w-3.5" />
-        </button>
+        <Radio.Group
+          value={mode}
+          onChange={(e) => setMode(e.target.value)}
+          size="small"
+          optionType="button"
+          buttonStyle="solid"
+        >
+          <Radio.Button value="realtime">实时</Radio.Button>
+          <Radio.Button value="history">历史</Radio.Button>
+        </Radio.Group>
       </div>
 
-      {/* 统计概览 */}
-      <div className="grid gap-4 sm:grid-cols-3">
-        <div className="rounded-xl bg-white p-5 shadow-sm">
-          <div className="flex items-center gap-2">
-            <Users className="h-5 w-5 text-blue-600" />
-            <h3 className="text-sm font-semibold text-gray-700">在岗人员</h3>
+      {/* ═══ 实时模式 ═══ */}
+      {mode === "realtime" && (
+        <>
+          <div className="grid gap-4 sm:grid-cols-3">
+            <div className="rounded-xl bg-white p-5 shadow-sm">
+              <div className="flex items-center gap-2">
+                <Users className="h-5 w-5 text-blue-600" />
+                <h3 className="text-sm font-semibold text-gray-700">当前负责人</h3>
+              </div>
+              <p className="mt-2 text-3xl font-bold text-gray-800">{workloads.length}<span className="text-sm font-normal text-gray-400"> 人</span></p>
+              <p className="text-[11px] text-gray-400">当前有在制品的负责人</p>
+            </div>
+            <div className="rounded-xl bg-white p-5 shadow-sm sm:col-span-2">
+              <div className="flex items-center gap-2">
+                <Package className="h-5 w-5 text-emerald-600" />
+                <h3 className="text-sm font-semibold text-gray-700">在制品设备总量</h3>
+              </div>
+              <p className="mt-2 text-3xl font-bold text-emerald-600">{totalDevices}<span className="text-sm font-normal text-gray-400"> 台</span></p>
+              <p className="text-[11px] text-gray-400">按唯一产品去重统计；并发设备会在多个负责人名下各显示一次</p>
+            </div>
           </div>
-          <p className="mt-2 text-3xl font-bold text-gray-800">{workloads.length}<span className="text-sm font-normal text-gray-400"> 人</span></p>
-          <p className="text-[11px] text-gray-400">持有在制品的负责人数</p>
-        </div>
-        <div className="rounded-xl bg-white p-5 shadow-sm sm:col-span-2">
-          <div className="flex items-center gap-2">
-            <Package className="h-5 w-5 text-emerald-600" />
-            <h3 className="text-sm font-semibold text-gray-700">在制品设备总量</h3>
-          </div>
-          <p className="mt-2 text-3xl font-bold text-emerald-600">{totalDevices}<span className="text-sm font-normal text-gray-400"> 台</span></p>
-          <p className="text-[11px] text-gray-400">一台设备若被多人并发处理，会在多人名下各计一次</p>
-        </div>
-      </div>
 
-      {/* 加载 / 错误 / 空态 */}
-      {loading && (
-        <div className="flex items-center justify-center py-20">
-          <Loader2 className="h-8 w-8 animate-spin text-blue-500" />
-        </div>
-      )}
-      {!loading && error && (
-        <div className="flex items-center gap-2 rounded-lg border border-red-200 bg-red-50 px-4 py-3 text-sm text-red-700">
-          <AlertCircle className="h-4 w-4" />{error}
-        </div>
-      )}
-      {!loading && !error && workloads.length === 0 && (
-        <div className="py-20 text-center text-gray-400">🎉 当前无人在制品</div>
-      )}
+          {loading && (
+            <div className="flex items-center justify-center py-20">
+              <Loader2 className="h-8 w-8 animate-spin text-blue-500" />
+            </div>
+          )}
+          {!loading && error && (
+            <div className="flex items-center gap-2 rounded-lg border border-red-200 bg-red-50 px-4 py-3 text-sm text-red-700">
+              <AlertCircle className="h-4 w-4" />{error}
+            </div>
+          )}
+          {!loading && !error && workloads.length === 0 && (
+            <div className="py-20 text-center text-gray-400">🎉 当前无人在制品</div>
+          )}
 
-      {/* 人员列表 */}
-      {!loading && !error && workloads.length > 0 && (
-        <div className="space-y-3">
-          {workloads.map((w) => {
-            const isOpen = expanded.has(w.assignee_id);
-            const initial = (w.assignee_name || w.assignee_id || "?").charAt(0);
-            const color = AVATAR_COLORS[(initial.charCodeAt(0) || 0) % AVATAR_COLORS.length];
-            return (
-              <div key={w.assignee_id} className="overflow-hidden rounded-xl bg-white shadow-sm">
-                {/* 人员头部 */}
-                <button
-                  onClick={() => toggle(w.assignee_id)}
-                  className="flex w-full items-center gap-3 px-5 py-3.5 text-left hover:bg-gray-50 transition-colors"
-                >
-                  <div
-                    className="flex h-10 w-10 shrink-0 items-center justify-center rounded-full text-sm font-bold text-white"
-                    style={{ backgroundColor: color }}
-                  >
-                    {initial}
-                  </div>
-                  <div className="flex-1 min-w-0">
-                    <span className="text-sm font-semibold text-gray-800">{w.assignee_name || w.assignee_id}</span>
-                    <span className="ml-2 text-xs text-gray-400 font-mono">{w.assignee_id}</span>
-                  </div>
-                  <span className={`inline-flex items-center rounded-full px-2.5 py-0.5 text-xs font-bold ${w.device_count > 0 ? "bg-blue-50 text-blue-700" : "bg-gray-100 text-gray-500"}`}>
-                    {w.device_count} 台
-                  </span>
-                  {isOpen ? <ChevronDown className="h-4 w-4 shrink-0 text-gray-400" /> : <ChevronRight className="h-4 w-4 shrink-0 text-gray-400" />}
-                </button>
+          {!loading && !error && workloads.length > 0 && (
+            <div className="space-y-3">
+              {workloads.map((w) => {
+                const isOpen = expanded.has(w.assignee_id);
+                const initial = (w.assignee_name || w.assignee_id || "?").charAt(0);
+                const color = AVATAR_COLORS[(initial.charCodeAt(0) || 0) % AVATAR_COLORS.length];
+                return (
+                  <div key={w.assignee_id} className="overflow-hidden rounded-xl bg-white shadow-sm">
+                    <button
+                      onClick={() => toggle(w.assignee_id)}
+                      className="flex w-full items-center gap-3 px-5 py-3.5 text-left hover:bg-gray-50 transition-colors"
+                    >
+                      <div
+                        className="flex h-10 w-10 shrink-0 items-center justify-center rounded-full text-sm font-bold text-white"
+                        style={{ backgroundColor: color }}
+                      >
+                        {initial}
+                      </div>
+                      <div className="flex-1 min-w-0">
+                        <span className="text-sm font-semibold text-gray-800">{w.assignee_name || w.assignee_id}</span>
+                        <span className="ml-2 text-xs text-gray-400 font-mono">{w.assignee_id}</span>
+                      </div>
+                      <span className={`inline-flex items-center rounded-full px-2.5 py-0.5 text-xs font-bold ${w.device_count > 0 ? "bg-blue-50 text-blue-700" : "bg-gray-100 text-gray-500"}`}>
+                        {w.device_count} 台
+                      </span>
+                      {isOpen ? <ChevronDown className="h-4 w-4 shrink-0 text-gray-400" /> : <ChevronRight className="h-4 w-4 shrink-0 text-gray-400" />}
+                    </button>
 
-                {/* 展开明细 */}
-                {isOpen && (
-                  <div className="border-t border-gray-100 bg-gray-50/50 px-5 py-3">
-                    {w.devices.length === 0 ? (
-                      <p className="py-6 text-center text-xs text-gray-400">无设备</p>
-                    ) : (
-                      <div className="space-y-2">
-                        {w.devices.map((d) => (
-                          <div
-                            key={d.product_id}
-                            onClick={() => navigate(`/admin/tasks?sn=${d.serial_number}`)}
-                            className="flex cursor-pointer items-center gap-3 rounded-lg border border-gray-100 bg-white px-4 py-2.5 transition-shadow hover:border-blue-200 hover:shadow-md"
-                          >
-                            <span className={`shrink-0 rounded-full px-2 py-0.5 text-[10px] font-bold ${d.task_status === "WIP" ? "bg-blue-100 text-blue-700" : "bg-amber-100 text-amber-700"}`}>
-                              {d.task_status === "WIP" ? "进行中" : "待接收"}
-                            </span>
-                            <span className="text-sm font-semibold text-gray-800 truncate">{d.material_name || "未知设备"}</span>
-                            <span className="text-xs text-gray-500">{d.spec_model || "无规格"}</span>
-                            <span className="text-xs text-gray-400">序列号: {d.external_serial || "未录入"}</span>
-                            <span className="ml-auto font-mono text-xs text-gray-300">身份证: {d.serial_number}</span>
+                    {isOpen && (
+                      <div className="border-t border-gray-100 bg-gray-50/50 px-5 py-3">
+                        {w.devices.length === 0 ? (
+                          <p className="py-6 text-center text-xs text-gray-400">无设备</p>
+                        ) : (
+                          <div className="space-y-2">
+                            {w.devices.map((d) => (
+                              <div
+                                key={d.product_id}
+                                onClick={() => navigate(`/admin/tasks?sn=${d.serial_number}`)}
+                                className="flex cursor-pointer items-center gap-3 rounded-lg border border-gray-100 bg-white px-4 py-2.5 transition-shadow hover:border-blue-200 hover:shadow-md"
+                              >
+                                <span className={`shrink-0 rounded-full px-2 py-0.5 text-[10px] font-bold ${d.task_status === "WIP" ? "bg-blue-100 text-blue-700" : "bg-amber-100 text-amber-700"}`}>
+                                  {d.task_status === "WIP" ? "进行中" : "待接收"}
+                                </span>
+                                <span className="text-sm font-semibold text-gray-800 truncate">{d.material_name || "未知设备"}</span>
+                                <span className="text-xs text-gray-500">{d.spec_model || "无规格"}</span>
+                                <span className="text-xs text-gray-400">序列号: {d.external_serial || "未录入"}</span>
+                                <span className="font-mono text-xs text-gray-300">身份证: {d.serial_number}</span>
+                                <span className="ml-auto flex shrink-0 items-center gap-2">
+                                  <span className={`rounded-md px-2 py-0.5 text-xs font-bold ${durationColor(d.duration_hours)}`}>
+                                    <Clock className="mr-0.5 inline h-3 w-3" />
+                                    {durationLabel(d.duration_hours)}
+                                  </span>
+                                  {d.received_at && <span className="text-xs text-gray-400">{d.received_at}</span>}
+                                </span>
+                              </div>
+                            ))}
                           </div>
-                        ))}
+                        )}
                       </div>
                     )}
                   </div>
-                )}
-              </div>
-            );
-          })}
-        </div>
+                );
+              })}
+            </div>
+          )}
+        </>
       )}
+
+      {/* ═══ 历史模式（工时台账） ═══ */}
+      {mode === "history" && (
+        <>
+          {/* 概览 */}
+          <div className="grid gap-4 sm:grid-cols-2">
+            <div className="rounded-xl bg-white p-5 shadow-sm">
+              <div className="flex items-center gap-2">
+                <Package className="h-5 w-5 text-emerald-600" />
+                <h3 className="text-sm font-semibold text-gray-700">生产设备总量</h3>
+              </div>
+              <p className="mt-2 text-3xl font-bold text-emerald-600">{totalHistoryDevices}<span className="text-sm font-normal text-gray-400"> 台</span></p>
+              <p className="text-[11px] text-gray-400">按唯一身份证去重统计</p>
+            </div>
+            <div className="rounded-xl bg-white p-5 shadow-sm">
+              <div className="flex items-center gap-2">
+                <Clock className="h-5 w-5 text-blue-600" />
+                <h3 className="text-sm font-semibold text-gray-700">工序记录</h3>
+              </div>
+              <p className="mt-2 text-3xl font-bold text-gray-800">{records.length}<span className="text-sm font-normal text-gray-400"> 条</span></p>
+              <p className="text-[11px] text-gray-400">含进行中与已完成</p>
+            </div>
+          </div>
+
+          {/* 搜索栏 */}
+          <div className="rounded-xl bg-white p-4 shadow-sm">
+            <div className="flex flex-wrap items-center gap-2">
+              <RangePicker
+                size="small"
+                value={historyRange as any}
+                onChange={(dates) => setHistoryRange(dates as [Dayjs, Dayjs] | null)}
+                disabledDate={(d) => d.isAfter(dayjs(), "day")}
+                style={{ width: 240 }}
+                placeholder={["开始", "结束"]}
+              />
+              <AutoComplete
+                size="small"
+                placeholder="负责人"
+                value={fAssignee}
+                onChange={setFAssignee}
+                options={assigneeOptions}
+                allowClear
+                style={{ width: 150 }}
+              />
+              <AutoComplete
+                size="small"
+                placeholder="规格型号"
+                value={fSpec}
+                onChange={setFSpec}
+                options={specOptions}
+                allowClear
+                style={{ width: 130 }}
+              />
+              <AutoComplete
+                size="small"
+                placeholder="身份证"
+                value={fSn}
+                onChange={setFSn}
+                options={snOptions}
+                allowClear
+                popupMatchSelectWidth={false}
+                style={{ width: 140 }}
+              />
+              <AutoComplete
+                size="small"
+                placeholder="任务名"
+                value={fTask}
+                onChange={setFTask}
+                options={taskOptions}
+                allowClear
+                style={{ width: 130 }}
+              />
+              <Select
+                size="small"
+                value={pageSize}
+                onChange={setPageSize}
+                options={[
+                  { value: 50, label: "50 条/页" },
+                  { value: 100, label: "100 条/页" },
+                  { value: 500, label: "500 条/页" },
+                  { value: 1000, label: "1000 条/页" },
+                ]}
+                style={{ width: 110 }}
+              />
+              <Button size="small" icon={<Download className="h-3 w-3" />} onClick={handleExport}>
+                导出
+              </Button>
+              <Button size="small" onClick={handleReset}>
+                重置
+              </Button>
+              <Button size="small" onClick={markAllRead}>
+                全部已读
+              </Button>
+            </div>
+          </div>
+
+          {/* 表格 */}
+          {historyError && (
+            <div className="flex items-center gap-2 rounded-lg border border-red-200 bg-red-50 px-4 py-3 text-sm text-red-700">
+              <AlertCircle className="h-4 w-4" />{historyError}
+            </div>
+          )}
+          <div className="rounded-xl bg-white p-4 shadow-sm">
+            <Table<PersonHistoryRecord>
+              rowKey="task_id"
+              columns={columns}
+              dataSource={records}
+              loading={historyLoading}
+              size="small"
+              pagination={{ pageSize, showTotal: (t) => `共 ${t} 条` }}
+            />
+          </div>
+        </>
+      )}
+
+      {/* 记录详情弹窗 */}
+      <Modal
+        title={`记录详情 — ${recordDetail.taskName}`}
+        open={recordDetail.open}
+        onCancel={() => setRecordDetail((s) => ({ ...s, open: false }))}
+        footer={null}
+        width={560}
+      >
+        {recordDetail.records.length === 0 ? (
+          <p className="py-8 text-center text-sm text-gray-400">暂无记录</p>
+        ) : (
+          <Timeline
+            items={[...recordDetail.records].reverse().map((r) => ({
+              color: "gray",
+              children: (
+                <div>
+                  <div className="text-xs text-gray-400">{r.created_at ? dayjs(r.created_at).format("MM-DD HH:mm") : ""}</div>
+                  <div className="mt-0.5 text-sm text-gray-700">{r.remark || "—"}</div>
+                  {r.images && r.images.length > 0 && (
+                    <div className="mt-1.5 flex flex-wrap gap-1.5">
+                      {r.images.map((img, j) => (
+                        <Image
+                          key={j}
+                          src={imageUrl(img)}
+                          alt={`记录图片 ${j + 1}`}
+                          width={64}
+                          height={64}
+                          className="rounded border object-cover"
+                          style={{ objectFit: "cover" }}
+                        />
+                      ))}
+                    </div>
+                  )}
+                </div>
+              ),
+            }))}
+          />
+        )}
+      </Modal>
     </div>
   );
 }
diff --git a/frontend/src/services/dashboardApi.ts b/frontend/src/services/dashboardApi.ts
index 2f56cdb..ae197a0 100644
--- a/frontend/src/services/dashboardApi.ts
+++ b/frontend/src/services/dashboardApi.ts
@@ -46,6 +46,8 @@ export interface PersonDevice {
   material_name: string;
   spec_model: string;
   task_status: string;
+  duration_hours: number;
+  received_at: string | null;
 }
 
 export interface PersonWorkload {
@@ -55,6 +57,32 @@ export interface PersonWorkload {
   devices: PersonDevice[];
 }
 
+export interface PersonHistoryRecord {
+  task_id: string;
+  task_name: string;
+  assignee_id: string;
+  assignee_name: string;
+  product_sn: string;
+  external_serial: string | null;
+  material_name: string;
+  spec_model: string;
+  status: string;
+  received_at: string | null;
+  completed_at: string | null;
+  duration_hours: number;
+  latest_valid_remark: string | null;
+  record_count: number;
+}
+
+export interface PeopleHistoryQuery {
+  since?: string;
+  until?: string;
+  assignee_id?: string;
+  spec_model?: string;
+  product_sn?: string;
+  task_name?: string;
+}
+
 export interface ProductMessageItem {
   id: string;
   content: string;
@@ -96,6 +124,34 @@ export async function fetchPeopleWorkload(): Promise<PersonWorkload[]> {
   return data;
 }
 
+export async function fetchPeopleHistory(query: PeopleHistoryQuery = {}): Promise<PersonHistoryRecord[]> {
+  const params: Record<string, string> = {};
+  for (const [k, v] of Object.entries(query)) {
+    if (v) params[k] = v;
+  }
+  const { data } = await api.get<PersonHistoryRecord[]>("/dashboard/people-history", { params });
+  return data;
+}
+
+export async function downloadPeopleHistory(query: PeopleHistoryQuery = {}): Promise<void> {
+  const params: Record<string, string> = {};
+  for (const [k, v] of Object.entries(query)) {
+    if (v) params[k] = v;
+  }
+  const res = await api.get("/dashboard/people-history/export", {
+    params,
+    responseType: "blob",
+  });
+  const url = window.URL.createObjectURL(res.data as Blob);
+  const a = document.createElement("a");
+  a.href = url;
+  a.download = "people_history.csv";
+  document.body.appendChild(a);
+  a.click();
+  document.body.removeChild(a);
+  window.URL.revokeObjectURL(url);
+}
+
 export async function fetchDashboardMessages(
   keyword = "", skip = 0, limit = 30,
 ): Promise<ProductMessageList> {