diff --git a/apps/backend/src/repositories/worker-platform-repo.test.ts b/apps/backend/src/repositories/worker-platform-repo.test.ts
index 90c07db8..9fb00175 100644
--- a/apps/backend/src/repositories/worker-platform-repo.test.ts
+++ b/apps/backend/src/repositories/worker-platform-repo.test.ts
@@ -2,6 +2,7 @@ import assert from 'node:assert/strict'
 import test from 'node:test'
 
 import {
+  buildWorkOrderWhere,
   resolveOutstandingDepositAmount,
   shouldApplyAutomaticWorkerLevel,
 } from './worker-platform/index.js'
@@ -58,3 +59,29 @@ test('automatic worker level changes only move to a higher threshold', () => {
     false,
   )
 })
+
+test('指定打手的运营状态统计保留可见范围和拼单汇总关联', () => {
+  const query = buildWorkOrderWhere({
+    workerSharingId: 3,
+    useOperationalStatus: true,
+  })
+
+  assert.match(query.joins, /worker_visible/)
+  assert.match(query.joins, /operational_share_summary/)
+  assert.match(query.joins, /LEFT JOIN LATERAL/)
+  assert.ok(
+    query.joins.indexOf('worker_visible') < query.joins.indexOf('operational_share_summary'),
+  )
+  assert.deepEqual(query.params, [3])
+})
+
+test('未指定打手的运营状态统计使用一次全表拼单汇总', () => {
+  const query = buildWorkOrderWhere({ useOperationalStatus: true })
+
+  assert.match(query.joins, /GROUP BY wos\.work_order_id/)
+  assert.match(
+    query.joins,
+    /operational_share_summary ON operational_share_summary\.work_order_id = wo\.id/,
+  )
+  assert.doesNotMatch(query.joins, /worker_visible/)
+})
diff --git a/apps/backend/src/repositories/worker-platform/work-order-repo.ts b/apps/backend/src/repositories/worker-platform/work-order-repo.ts
index 606fe5b6..d9d1c962 100644
--- a/apps/backend/src/repositories/worker-platform/work-order-repo.ts
+++ b/apps/backend/src/repositories/worker-platform/work-order-repo.ts
@@ -4371,7 +4371,7 @@ async function getWorkOrderByIdWithClient(
   return result.rows[0] || null
 }
 
-function buildWorkOrderWhere({
+export function buildWorkOrderWhere({
   statuses = [],
   workOrderId = 0,
   keyword = '',
@@ -4386,30 +4386,18 @@ function buildWorkOrderWhere({
 }: ListInput) {
   const filters: string[] = []
   const params: unknown[] = []
-  let joins = ''
+  const joins: string[] = []
   let workerSharePlaceholder = ''
 
-  if (useOperationalStatus) {
-    joins += `
-      LEFT JOIN (
-        SELECT
-          wos.work_order_id,
-          SUM(wos.quantity) FILTER (WHERE wos.status != 'cancelled') AS active_share_quantity,
-          COUNT(*) FILTER (WHERE wos.status = 'joined') AS pending_share_count
-        FROM work_order_shares wos
-        GROUP BY wos.work_order_id
-      ) operational_share_summary ON operational_share_summary.work_order_id = wo.id`
-  }
-
   if (excludeFilledSharing) {
-    joins += `
+    joins.push(`
       LEFT JOIN (
         SELECT
           wos.work_order_id,
           SUM(wos.quantity) FILTER (WHERE wos.status != 'cancelled') AS active_share_quantity
         FROM work_order_shares wos
         GROUP BY wos.work_order_id
-      ) filter_share_summary ON filter_share_summary.work_order_id = wo.id`
+      ) filter_share_summary ON filter_share_summary.work_order_id = wo.id`)
   }
 
   // 先从打手的整单、历史单和拼单记录组成可见工单集合，再关联工单详情。
@@ -4417,7 +4405,7 @@ function buildWorkOrderWhere({
   if (workerSharingId) {
     params.push(workerSharingId)
     workerSharePlaceholder = `$${params.length}`
-    joins = `
+    joins.push(`
       INNER JOIN (
         SELECT assigned.id AS work_order_id
         FROM work_orders assigned
@@ -4443,7 +4431,32 @@ function buildWorkOrderWhere({
       ) worker_visible ON worker_visible.work_order_id = wo.id
       LEFT JOIN work_order_shares worker_share
         ON worker_share.work_order_id = wo.id
-        AND worker_share.worker_id = ${workerSharePlaceholder}`
+        AND worker_share.worker_id = ${workerSharePlaceholder}`)
+  }
+
+  if (useOperationalStatus) {
+    if (workerSharingId) {
+      // 已限定打手时只汇总其候选工单，利用 work_order_id 索引避免扫描整张拼单表。
+      joins.push(`
+        LEFT JOIN LATERAL (
+          SELECT
+            SUM(wos.quantity) FILTER (WHERE wos.status != 'cancelled') AS active_share_quantity,
+            COUNT(*) FILTER (WHERE wos.status = 'joined') AS pending_share_count
+          FROM work_order_shares wos
+          WHERE wos.work_order_id = wo.id
+        ) operational_share_summary ON TRUE`)
+    } else {
+      // 无打手范围时一次聚合全部拼单，避免对每笔工单重复执行关联子查询。
+      joins.push(`
+        LEFT JOIN (
+          SELECT
+            wos.work_order_id,
+            SUM(wos.quantity) FILTER (WHERE wos.status != 'cancelled') AS active_share_quantity,
+            COUNT(*) FILTER (WHERE wos.status = 'joined') AS pending_share_count
+          FROM work_order_shares wos
+          GROUP BY wos.work_order_id
+        ) operational_share_summary ON operational_share_summary.work_order_id = wo.id`)
+    }
   }
   const normalizedStatuses = [
     ...new Set(statuses.map((item) => String(item || '').trim()).filter(Boolean)),
@@ -4529,7 +4542,7 @@ function buildWorkOrderWhere({
     )`)
   }
   return {
-    joins,
+    joins: joins.join('\n'),
     whereClause: filters.length > 0 ? `WHERE ${filters.join(' AND ')}` : '',
     params,
   }
diff --git a/apps/frontend/src/pages/admin/panels/WorkOrdersPanel.tsx b/apps/frontend/src/pages/admin/panels/WorkOrdersPanel.tsx
index 9ca46fd9..b46bb6f7 100644
--- a/apps/frontend/src/pages/admin/panels/WorkOrdersPanel.tsx
+++ b/apps/frontend/src/pages/admin/panels/WorkOrdersPanel.tsx
@@ -1091,6 +1091,14 @@ export default function WorkOrdersPanel() {
       {canViewStatistics ? (
         <WorkOrderStatisticsBar statistics={ordersQuery.data?.data.statistics} />
       ) : null}
+      {ordersQuery.isError ? (
+        <Alert
+          type="error"
+          showIcon
+          message="接单工单加载失败"
+          description="请刷新后重试；若问题持续存在，请联系管理员查看服务日志。"
+        />
+      ) : null}
       <Card
         title="接单工单"
         extra={