diff --git a/apps/backend/src/routes/admin.ts b/apps/backend/src/routes/admin.ts
index 22b96d89..d26bde61 100644
--- a/apps/backend/src/routes/admin.ts
+++ b/apps/backend/src/routes/admin.ts
@@ -9,6 +9,7 @@ import filesRouter from './admin/files.js'
 import kuaishouIndustryRouter from './admin/kuaishou-industry.js'
 import ordersRouter from './admin/orders.js'
 import notificationsRouter from './admin/notifications.js'
+import realtimeRouter from './admin/realtime.js'
 import platformConfigRouter from './admin/platform-config.js'
 import { requireAdminSession } from './admin/session.js'
 import tasksRouter from './admin/tasks.js'
@@ -28,6 +29,7 @@ router.use(platformConfigRouter)
 router.use(kuaishouIndustryRouter)
 router.use(ordersRouter)
 router.use(notificationsRouter)
+router.use(realtimeRouter)
 router.use(tasksRouter)
 router.use(cloudtentaclesRecordsRouter)
 router.use(workerPlatformRouter)
diff --git a/apps/backend/src/routes/admin/realtime.ts b/apps/backend/src/routes/admin/realtime.ts
new file mode 100644
index 00000000..26e2f5a9
--- /dev/null
+++ b/apps/backend/src/routes/admin/realtime.ts
@@ -0,0 +1,12 @@
+import { Router } from 'express'
+
+import { openAdminRealtimeStream } from '../../services/realtime/realtime-event-service.js'
+import { requireAdminRoles } from './session.js'
+
+const router = Router()
+
+router.get('/realtime', requireAdminRoles(['admin', 'operator', 'support']), (_req, res) => {
+  openAdminRealtimeStream(res)
+})
+
+export default router
diff --git a/apps/backend/src/routes/worker.ts b/apps/backend/src/routes/worker.ts
index 89925cfa..46192485 100644
--- a/apps/backend/src/routes/worker.ts
+++ b/apps/backend/src/routes/worker.ts
@@ -37,6 +37,7 @@ import {
   requireActiveWorker,
   requireWorkerSession,
 } from './worker/session.js'
+import { openWorkerRealtimeStream } from '../services/realtime/realtime-event-service.js'
 
 const router = Router()
 
@@ -105,6 +106,10 @@ router.post(
 
 router.use(requireWorkerSession)
 
+router.get('/realtime', (req, res) => {
+  openWorkerRealtimeStream(res, getRequiredWorkerSession(req).workerId)
+})
+
 router.get(
   '/profile',
   createRouteHandler((req) => getWorkerProfile(getRequiredWorkerSession(req)), {
diff --git a/apps/backend/src/services/admin/admin-notification-service.ts b/apps/backend/src/services/admin/admin-notification-service.ts
index 0cf21752..7b3dc3f3 100644
--- a/apps/backend/src/services/admin/admin-notification-service.ts
+++ b/apps/backend/src/services/admin/admin-notification-service.ts
@@ -12,6 +12,7 @@ import {
   getWorkerPlatformNotificationConfig,
   type WorkerPlatformNotificationEventKey,
 } from '../worker-platform/worker-platform-notification-config-service.js'
+import { publishRealtimeEvent } from '../realtime/realtime-event-service.js'
 
 const ADMIN_WORKER_PLATFORM_PATH = '/admin/worker-platform'
 
@@ -116,6 +117,14 @@ export async function remindWorkerAcceptanceAdminNotification(workOrderId: numbe
       cooldownMs: 30 * 60 * 1000,
     })
   }
+  if (notification?.visible) {
+    publishRealtimeEvent({
+      type: 'admin_notification.changed',
+      entityId: Number(notification.id),
+      scopes: ['admin_notifications'],
+      admin: true,
+    })
+  }
   return notification
 }
 
@@ -134,6 +143,12 @@ export async function resolveAdminNotificationEntity(
     reason,
     now: new Date().toISOString(),
   })
+  publishRealtimeEvent({
+    type: 'admin_notification.changed',
+    entityId,
+    scopes: ['admin_notifications'],
+    admin: true,
+  })
 }
 
 export async function listAdminPendingNotifications(limit = 20) {
@@ -195,6 +210,14 @@ async function createConfiguredWorkerPlatformNotification(
       cooldownKey: notification.dedupe_key,
     })
   }
+  if (notification?.visible) {
+    publishRealtimeEvent({
+      type: 'admin_notification.changed',
+      entityId: Number(notification.id),
+      scopes: ['admin_notifications'],
+      admin: true,
+    })
+  }
   return notification
 }
 
diff --git a/apps/backend/src/services/order/order-service.ts b/apps/backend/src/services/order/order-service.ts
index aa9a8064..d1be405e 100644
--- a/apps/backend/src/services/order/order-service.ts
+++ b/apps/backend/src/services/order/order-service.ts
@@ -11,6 +11,10 @@ import {
   syncOrderFulfillmentAttachments,
 } from '../fulfillment/order-fulfillment-readiness-service.js'
 import { syncWorkerOrdersForSourceOrder } from '../worker-platform/index.js'
+import {
+  publishRealtimeEvent,
+  publishWorkOrderRealtimeChange,
+} from '../realtime/realtime-event-service.js'
 import { nowIso } from '../../utils/time.js'
 import { logIntegration } from '../../utils/logger.js'
 import { createHttpError } from '../../utils/http.js'
@@ -192,10 +196,11 @@ export async function upsertOrderFromSource(
       { level: 'warn' },
     )
 
-    await syncWorkerOrdersForSourceOrder(order, orderItems, {
+    const workOrderSync = await syncWorkerOrdersForSourceOrder(order, orderItems, {
       source: `${sourceLabel}_order_upsert`,
       autoOnly: true,
     })
+    publishSourceOrderRealtimeChanges(order.id, workOrderSync.created)
     return {
       ignoreReason: readiness.blockReason || 'fulfillment_not_ready',
       order,
@@ -212,10 +217,11 @@ export async function upsertOrderFromSource(
     source: `${sourceLabel}_order_upsert`,
     now,
   })
-  await syncWorkerOrdersForSourceOrder(order, orderItems, {
+  const workOrderSync = await syncWorkerOrdersForSourceOrder(order, orderItems, {
     source: `${sourceLabel}_order_upsert`,
     autoOnly: true,
   })
+  publishSourceOrderRealtimeChanges(order.id, workOrderSync.created)
 
   logIntegration('[order-service]', `${sourceLabel} 订单 upsert 完成`, {
     orderId: order.id,
@@ -236,6 +242,21 @@ export async function upsertOrderFromSource(
   }
 }
 
+function publishSourceOrderRealtimeChanges(
+  orderId: number,
+  workOrders: Array<{ workOrderId: number }> = [],
+) {
+  publishRealtimeEvent({
+    type: 'order.changed',
+    entityId: Number(orderId),
+    scopes: ['admin_orders'],
+    admin: true,
+  })
+  for (const workOrder of workOrders) {
+    publishWorkOrderRealtimeChange({ workOrderId: workOrder.workOrderId })
+  }
+}
+
 const ORDER_STATUS_PRIORITY = {
   created: 0,
   paid: 1,
diff --git a/apps/backend/src/services/platforms/kuaishou-industry/send-code-service.ts b/apps/backend/src/services/platforms/kuaishou-industry/send-code-service.ts
index 412dfb4d..43eef94c 100644
--- a/apps/backend/src/services/platforms/kuaishou-industry/send-code-service.ts
+++ b/apps/backend/src/services/platforms/kuaishou-industry/send-code-service.ts
@@ -31,6 +31,10 @@ import {
 } from './voucher-service.js'
 import { bindKuaishouIndustryVouchersToOrderTasks } from './voucher-binding-service.js'
 import { parseAmountToFen } from '../../../utils/money.js'
+import {
+  publishRealtimeEvent,
+  publishWorkOrderRealtimeChange,
+} from '../../realtime/realtime-event-service.js'
 import type { KuaishouIndustryVoucherRow, OrderRow } from '../../../types/repository/rows.js'
 
 type SendCodeCallbackParams = {
@@ -118,23 +122,36 @@ export async function handleSendCode(rawBody: JsonObject = {}) {
     })
   }
 
-  await syncWorkOrdersFromKuaishouSendCode({
-    oid: normalizedOid,
-    sellerId: params.sellerId,
-    itemId: params.itemId,
-    itemTitle: params.itemTitle,
-    skuId: params.skuId,
-    num: params.num,
-    paymentFen: resolveSendCodePaymentFen(params.ext),
-    rawParams: params,
-    vouchers,
-    now,
-  }).catch((error) => {
+  try {
+    const syncResult = await syncWorkOrdersFromKuaishouSendCode({
+      oid: normalizedOid,
+      sellerId: params.sellerId,
+      itemId: params.itemId,
+      itemTitle: params.itemTitle,
+      skuId: params.skuId,
+      num: params.num,
+      paymentFen: resolveSendCodePaymentFen(params.ext),
+      rawParams: params,
+      vouchers,
+      now,
+    })
+    if (syncResult.orderId) {
+      publishRealtimeEvent({
+        type: 'order.changed',
+        entityId: syncResult.orderId,
+        scopes: ['admin_orders'],
+        admin: true,
+      })
+    }
+    for (const workOrderId of syncResult.workOrderIds) {
+      publishWorkOrderRealtimeChange({ workOrderId })
+    }
+  } catch (error) {
     logWarn('[kuaishou-industry/send-code]', '发单平台工单同步失败，不影响发码主流程', {
       oid: normalizedOid,
       error: error instanceof Error ? error.message : String(error),
     })
-  })
+  }
 
   scheduleKuaishouIndustrySendCallbackRetry(normalizedOid, SEND_CALLBACK_INITIAL_DELAY_MS, {
     source: 'send_code_accepted',
diff --git a/apps/backend/src/services/realtime/realtime-event-service.ts b/apps/backend/src/services/realtime/realtime-event-service.ts
new file mode 100644
index 00000000..d6aaf917
--- /dev/null
+++ b/apps/backend/src/services/realtime/realtime-event-service.ts
@@ -0,0 +1,219 @@
+import type { Response } from 'express'
+
+export type RealtimeEventType =
+  | 'admin_notification.changed'
+  | 'order.changed'
+  | 'work_order.changed'
+  | 'worker_finance_request.changed'
+  | 'worker_wallet.changed'
+
+export type RealtimeEvent = {
+  eventId: number
+  type: RealtimeEventType
+  entityId: number
+  scopes: string[]
+  occurredAt: string
+}
+
+type RealtimeEventInput = {
+  type: RealtimeEventType
+  entityId?: number
+  scopes?: string[]
+  admin?: boolean
+  workerIds?: number[]
+  broadcastWorkers?: boolean
+}
+
+type RealtimeSubscriber = {
+  id: number
+  response: Response
+  workerId: number | null
+}
+
+const adminSubscribers = new Map<number, RealtimeSubscriber>()
+const workerSubscribers = new Map<number, RealtimeSubscriber>()
+let nextSubscriberId = 1
+let nextEventId = 1
+let heartbeatTimer: NodeJS.Timeout | null = null
+
+/** 建立后台实时事件流，事件仅用于提示前端重新读取权威数据。 */
+export function openAdminRealtimeStream(response: Response) {
+  return openRealtimeStream(response, null)
+}
+
+/** 建立打手实时事件流，只向该打手推送其可见的订单和资金变化。 */
+export function openWorkerRealtimeStream(response: Response, workerId: number) {
+  return openRealtimeStream(response, Number(workerId))
+}
+
+/** 发布轻量实时事件；数据库仍是唯一权威数据源。 */
+export function publishRealtimeEvent(input: RealtimeEventInput) {
+  const event: RealtimeEvent = {
+    eventId: nextEventId++,
+    type: input.type,
+    entityId: Math.max(0, Number(input.entityId) || 0),
+    scopes: [
+      ...new Set((input.scopes || []).map((item) => String(item || '').trim()).filter(Boolean)),
+    ],
+    occurredAt: new Date().toISOString(),
+  }
+
+  if (input.admin) {
+    broadcast(adminSubscribers.values(), event)
+  }
+
+  const workerIds = new Set(
+    (input.workerIds || [])
+      .map((item) => Number(item))
+      .filter((item) => Number.isInteger(item) && item > 0),
+  )
+  if (input.broadcastWorkers) {
+    broadcast(workerSubscribers.values(), event)
+    return event
+  }
+
+  if (workerIds.size > 0) {
+    broadcast(
+      [...workerSubscribers.values()].filter((subscriber) =>
+        workerIds.has(Number(subscriber.workerId)),
+      ),
+      event,
+    )
+  }
+  return event
+}
+
+/** 工单变更统一通知后台；大厅与打手本人按可见范围分别接收。 */
+export function publishWorkOrderRealtimeChange(input: {
+  workOrderId: number
+  workerIds?: number[]
+  hallChanged?: boolean
+}) {
+  const workOrderId = Math.max(0, Number(input.workOrderId) || 0)
+  publishRealtimeEvent({
+    type: 'work_order.changed',
+    entityId: workOrderId,
+    scopes: ['admin_work_orders'],
+    admin: true,
+  })
+  if (input.hallChanged) {
+    publishRealtimeEvent({
+      type: 'work_order.changed',
+      entityId: workOrderId,
+      scopes: ['worker_hall'],
+      broadcastWorkers: true,
+    })
+  }
+  if (input.workerIds?.length) {
+    publishRealtimeEvent({
+      type: 'work_order.changed',
+      entityId: workOrderId,
+      scopes: ['worker_my_orders'],
+      workerIds: input.workerIds,
+    })
+  }
+}
+
+/** 资金申请变更会同步后台资金页与申请所属打手的钱包页面。 */
+export function publishWorkerFinanceRealtimeChange(input: {
+  requestId: number
+  workerId: number
+  walletChanged?: boolean
+}) {
+  publishRealtimeEvent({
+    type: 'worker_finance_request.changed',
+    entityId: input.requestId,
+    scopes: ['admin_worker_finance'],
+    admin: true,
+  })
+  publishRealtimeEvent({
+    type: 'worker_finance_request.changed',
+    entityId: input.requestId,
+    scopes: ['worker_finance_requests'],
+    workerIds: [input.workerId],
+  })
+  if (input.walletChanged) {
+    publishRealtimeEvent({
+      type: 'worker_wallet.changed',
+      entityId: input.workerId,
+      scopes: ['worker_wallet'],
+      workerIds: [input.workerId],
+    })
+  }
+}
+
+function openRealtimeStream(response: Response, workerId: number | null) {
+  const subscriber: RealtimeSubscriber = {
+    id: nextSubscriberId++,
+    response,
+    workerId,
+  }
+  const subscribers = workerId === null ? adminSubscribers : workerSubscribers
+
+  response.status(200)
+  response.setHeader('Content-Type', 'text/event-stream; charset=utf-8')
+  response.setHeader('Cache-Control', 'no-cache, no-transform')
+  response.setHeader('Connection', 'keep-alive')
+  response.setHeader('X-Accel-Buffering', 'no')
+  response.flushHeaders()
+  response.write('retry: 3000\n\n')
+  subscribers.set(subscriber.id, subscriber)
+  writeEvent(subscriber, 'ready', {
+    connectedAt: new Date().toISOString(),
+  })
+  ensureHeartbeat()
+
+  response.on('close', () => {
+    subscribers.delete(subscriber.id)
+    stopHeartbeatWhenIdle()
+  })
+}
+
+function broadcast(subscribers: Iterable<RealtimeSubscriber>, event: RealtimeEvent) {
+  for (const subscriber of subscribers) {
+    writeEvent(subscriber, 'realtime', event)
+  }
+}
+
+function writeEvent(subscriber: RealtimeSubscriber, name: string, payload: unknown) {
+  if (subscriber.response.writableEnded || subscriber.response.destroyed) {
+    removeSubscriber(subscriber)
+    return
+  }
+
+  try {
+    subscriber.response.write(`event: ${name}\ndata: ${JSON.stringify(payload)}\n\n`)
+  } catch {
+    removeSubscriber(subscriber)
+  }
+}
+
+function removeSubscriber(subscriber: RealtimeSubscriber) {
+  const subscribers = subscriber.workerId === null ? adminSubscribers : workerSubscribers
+  subscribers.delete(subscriber.id)
+  stopHeartbeatWhenIdle()
+}
+
+function ensureHeartbeat() {
+  if (heartbeatTimer) return
+  heartbeatTimer = setInterval(() => {
+    for (const subscriber of [...adminSubscribers.values(), ...workerSubscribers.values()]) {
+      if (subscriber.response.writableEnded || subscriber.response.destroyed) {
+        removeSubscriber(subscriber)
+        continue
+      }
+      try {
+        subscriber.response.write(': ping\n\n')
+      } catch {
+        removeSubscriber(subscriber)
+      }
+    }
+  }, 25_000)
+  heartbeatTimer.unref()
+}
+
+function stopHeartbeatWhenIdle() {
+  if (adminSubscribers.size > 0 || workerSubscribers.size > 0 || !heartbeatTimer) return
+  clearInterval(heartbeatTimer)
+  heartbeatTimer = null
+}
diff --git a/apps/backend/src/services/worker-platform/admin-service.ts b/apps/backend/src/services/worker-platform/admin-service.ts
index 227bc848..c8e2d8a2 100644
--- a/apps/backend/src/services/worker-platform/admin-service.ts
+++ b/apps/backend/src/services/worker-platform/admin-service.ts
@@ -65,6 +65,11 @@ import {
   createWorkOrderMaterialAdminNotification,
   resolveAdminNotificationEntity,
 } from '../admin/admin-notification-service.js'
+import {
+  publishRealtimeEvent,
+  publishWorkerFinanceRealtimeChange,
+  publishWorkOrderRealtimeChange,
+} from '../realtime/realtime-event-service.js'
 import {
   consumeIndustryVouchersBeforeWorkOrderAssign,
   consumeIndustryVouchersBeforeWorkOrderPublish,
@@ -512,6 +517,17 @@ export async function assignAdminWorkOrderToWorker(
       },
     )
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: [Number(worker.id)],
+    hallChanged: workOrder.status === WORK_ORDER_STATUS.OPEN,
+  })
+  publishRealtimeEvent({
+    type: 'worker_wallet.changed',
+    entityId: Number(worker.id),
+    scopes: ['worker_wallet'],
+    workerIds: [Number(worker.id)],
+  })
   return { order: mapWorkOrderAdmin(updated), voucherConsume }
 }
 
@@ -540,6 +556,12 @@ export async function creditAdminWorkerWallet(workerId: number | string, payload
     payloadJson: JSON.stringify({ source: 'admin_manual_credit' }),
     now: nowIso(),
   })
+  publishRealtimeEvent({
+    type: 'worker_wallet.changed',
+    entityId: Number(workerId),
+    scopes: ['worker_wallet'],
+    workerIds: [Number(workerId)],
+  })
   return { wallet: mapWallet(wallet) }
 }
 
@@ -693,6 +715,11 @@ export async function reviewAdminWorkerFinanceRequest(
     Number(reviewed.request.id),
     'finance_request_reviewed',
   )
+  publishWorkerFinanceRealtimeChange({
+    requestId: Number(reviewed.request.id),
+    workerId: Number(reviewed.request.worker_id),
+    walletChanged: reviewed.request.request_type === 'withdraw' && status === 'approved',
+  })
 
   return {
     request: mapFinanceRequest(reviewed.request),
@@ -817,6 +844,10 @@ export async function deductAdminWorkOrderPendingDeposit(
     payloadJson: JSON.stringify({ amount, note }),
     now: nowIso(),
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: await resolveWorkOrderRealtimeWorkerIds(workOrder),
+  })
   return { deductedAmount: result.deductedAmount }
 }
 
@@ -891,6 +922,10 @@ export async function updateAdminWorkOrderSharing(
     }),
     now,
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    hallChanged: workOrder.status === WORK_ORDER_STATUS.OPEN,
+  })
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -983,6 +1018,10 @@ export async function submitAdminWorkOrderMaterial(
   if (nextStatus !== WORK_ORDER_STATUS.PENDING_MATERIAL) {
     await resolveAdminNotificationEntity('work_order', Number(workOrder.id), 'material_completed')
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: await resolveWorkOrderRealtimeWorkerIds(workOrder),
+  })
   return { order: mapWorkOrderAdmin(updated || workOrder), complete }
 }
 
@@ -1152,6 +1191,10 @@ export async function updateAdminWorkOrder(
     }),
     now,
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    hallChanged: workOrder.status === WORK_ORDER_STATUS.OPEN,
+  })
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -1190,6 +1233,10 @@ export async function deleteAdminWorkOrder(workOrderId: number | string) {
       errorCode: 'work_order_delete_failed',
     })
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    hallChanged: workOrder.status === WORK_ORDER_STATUS.OPEN,
+  })
   return { deleted: true }
 }
 
@@ -1256,6 +1303,7 @@ export async function publishAdminWorkOrder(workOrderId: number | string, actorN
     payloadJson: JSON.stringify({ voucherConsume }),
     now,
   })
+  publishWorkOrderRealtimeChange({ workOrderId: Number(workOrder.id), hallChanged: true })
   return { order: mapWorkOrderAdmin(updated), voucherConsume }
 }
 
@@ -1282,6 +1330,7 @@ export async function unpublishAdminWorkOrder(workOrderId: number | string, acto
     toStatus: WORK_ORDER_STATUS.UNASSIGNED,
     now,
   })
+  publishWorkOrderRealtimeChange({ workOrderId: Number(workOrder.id), hallChanged: true })
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -1312,6 +1361,7 @@ export async function pinAdminWorkOrder(
     toStatus: workOrder.status,
     now,
   })
+  publishWorkOrderRealtimeChange({ workOrderId: Number(workOrder.id), hallChanged: true })
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -1351,6 +1401,10 @@ export async function markAdminWorkOrderProblem(
   if (workOrder.status === WORK_ORDER_STATUS.PENDING_ACCEPTANCE) {
     await resolveAdminNotificationEntity('work_order', Number(workOrder.id), 'marked_problem')
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: await resolveWorkOrderRealtimeWorkerIds(workOrder),
+  })
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -1389,6 +1443,10 @@ export async function resolveAdminProblemWorkOrder(
       errorCode: 'work_order_problem_resolution_conflict',
     })
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: await resolveWorkOrderRealtimeWorkerIds(workOrder),
+  })
   return { order: mapWorkOrderAdmin(updated) }
 }
 
@@ -1421,6 +1479,19 @@ export async function acceptAdminWorkOrder(workOrderId: number | string, actorNa
     })
   }
   await resolveAdminNotificationEntity('work_order', Number(workOrder.id), 'accepted')
+  const workerIds = await resolveWorkOrderRealtimeWorkerIds(workOrder)
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds,
+  })
+  for (const workerId of workerIds) {
+    publishRealtimeEvent({
+      type: 'worker_wallet.changed',
+      entityId: workerId,
+      scopes: ['worker_wallet'],
+      workerIds: [workerId],
+    })
+  }
   return { order: mapWorkOrderAdmin(updated || workOrder) }
 }
 
@@ -1498,6 +1569,16 @@ export async function unassignAdminWorkOrder(workOrderId: number | string, actor
       errorCode: 'work_order_unassign_conflict',
     })
   }
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: [Number(workOrder.assigned_worker_id)],
+  })
+  publishRealtimeEvent({
+    type: 'worker_wallet.changed',
+    entityId: Number(workOrder.assigned_worker_id),
+    scopes: ['worker_wallet'],
+    workerIds: [Number(workOrder.assigned_worker_id)],
+  })
   return { order: mapWorkOrderAdmin(updated) }
 }
 
@@ -1555,9 +1636,30 @@ export async function cancelAdminWorkOrder(
       errorCode: 'work_order_cancel_conflict',
     })
   }
+  const workerId = Number(workOrder.assigned_worker_id)
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: workerId ? [workerId] : [],
+    hallChanged: action === 'return_to_hall',
+  })
+  if (workerId) {
+    publishRealtimeEvent({
+      type: 'worker_wallet.changed',
+      entityId: workerId,
+      scopes: ['worker_wallet'],
+      workerIds: [workerId],
+    })
+  }
   return { order: mapWorkOrderAdmin(updated), action }
 }
 
+async function resolveWorkOrderRealtimeWorkerIds(workOrder: WorkOrderRow) {
+  const shares = await listWorkOrderShares(workOrder.id)
+  return [Number(workOrder.assigned_worker_id), ...shares.map((share) => Number(share.worker_id))]
+    .filter((workerId) => Number.isInteger(workerId) && workerId > 0)
+    .filter((workerId, index, values) => values.indexOf(workerId) === index)
+}
+
 export async function getAdminWorkerPlatformSummary() {
   const [pendingWorkers, pendingMaterial, openOrders, inProgressOrders] = await Promise.all([
     listWorkerUsers({ page: 1, pageSize: 1, status: 'pending_review' }),
diff --git a/apps/backend/src/services/worker-platform/sync-work-orders-from-send-code.ts b/apps/backend/src/services/worker-platform/sync-work-orders-from-send-code.ts
index 28b15df9..3df90339 100644
--- a/apps/backend/src/services/worker-platform/sync-work-orders-from-send-code.ts
+++ b/apps/backend/src/services/worker-platform/sync-work-orders-from-send-code.ts
@@ -129,6 +129,9 @@ export async function syncWorkOrdersFromKuaishouSendCode(
       },
     })
     createdWorkOrderCount = syncResult.createdCount
+    for (const workOrder of syncResult.created) {
+      workOrderIds.push(Number(workOrder.workOrderId))
+    }
     for (const item of syncResult.skipped) {
       skipped.push(`work_order:${item.reason}`)
     }
diff --git a/apps/backend/src/services/worker-platform/worker-service.ts b/apps/backend/src/services/worker-platform/worker-service.ts
index aba1aeee..6aa7dc10 100644
--- a/apps/backend/src/services/worker-platform/worker-service.ts
+++ b/apps/backend/src/services/worker-platform/worker-service.ts
@@ -42,6 +42,7 @@ import {
   listWorkCategories,
   listWorkOrders,
   listWorkOrderEventsByOrderId,
+  listWorkOrderShares,
   listWorkerLevels,
   listDueDepositUnfreezes,
   listOverdueWorkOrders,
@@ -75,6 +76,11 @@ import {
   getWorkerAcceptanceReminder,
   remindWorkerAcceptanceAdminNotification,
 } from '../admin/admin-notification-service.js'
+import {
+  publishRealtimeEvent,
+  publishWorkerFinanceRealtimeChange,
+  publishWorkOrderRealtimeChange,
+} from '../realtime/realtime-event-service.js'
 
 import {
   DEFAULT_CATEGORY_KEY,
@@ -701,6 +707,10 @@ export async function createWorkerRechargeRequest(
     workerName: worker.display_name || worker.username,
     amountFen: Number(created.amount || amount),
   })
+  publishWorkerFinanceRealtimeChange({
+    requestId: Number(created.id),
+    workerId: Number(worker.id),
+  })
   return {
     request: mapFinanceRequest(created),
   }
@@ -797,6 +807,10 @@ export async function createWorkerWithdrawRequest(
     amountFen: Number(created.amount || amount),
     channel: created.account_channel,
   })
+  publishWorkerFinanceRealtimeChange({
+    requestId: Number(created.id),
+    workerId: Number(worker.id),
+  })
   return {
     request: mapFinanceRequest(created),
     availableForWithdraw,
@@ -1049,6 +1063,17 @@ export async function grabWorkerHallOrder(workOrderId: number | string, session:
     }),
     now: nowIso(),
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: [Number(worker.id)],
+    hallChanged: true,
+  })
+  publishRealtimeEvent({
+    type: 'worker_wallet.changed',
+    entityId: Number(worker.id),
+    scopes: ['worker_wallet'],
+    workerIds: [Number(worker.id)],
+  })
 
   return { order: mapWorkOrderForWorker(grabbed.order, permissions) }
 }
@@ -1084,7 +1109,15 @@ export async function settleDueDepositUnfreezes(
       unfreezeId: unfreeze.id,
       now: nowIso(),
     })
-    if (released) processedCount += 1
+    if (released) {
+      processedCount += 1
+      publishRealtimeEvent({
+        type: 'worker_wallet.changed',
+        entityId: Number(released.worker_id),
+        scopes: ['worker_wallet'],
+        workerIds: [Number(released.worker_id)],
+      })
+    }
   }
   return {
     checkedCount: due.length,
@@ -1117,6 +1150,21 @@ export async function settleOverdueWorkOrders(options: { limit?: number; workerI
     })
     if (result.order) {
       processedCount += 1
+      publishWorkOrderRealtimeChange({
+        workOrderId: Number(workOrder.id),
+        workerIds: Number(workOrder.assigned_worker_id)
+          ? [Number(workOrder.assigned_worker_id)]
+          : [],
+        hallChanged: result.order.status === WORK_ORDER_STATUS.OPEN,
+      })
+      if (Number(workOrder.assigned_worker_id)) {
+        publishRealtimeEvent({
+          type: 'worker_wallet.changed',
+          entityId: Number(workOrder.assigned_worker_id),
+          scopes: ['worker_wallet'],
+          workerIds: [Number(workOrder.assigned_worker_id)],
+        })
+      }
     } else {
       skippedCount += 1
     }
@@ -1288,6 +1336,11 @@ export async function joinWorkerSharingOrder(
   if (!result.share) {
     throw resolveWorkOrderShareJoinError(result.failureReason)
   }
+  await publishWorkOrderParticipantChange(Number(workOrderId), {
+    workerIds: [Number(worker.id)],
+    hallChanged: true,
+    walletChangedWorkerIds: [Number(worker.id)],
+  })
   return { share: mapWorkOrderShare(result.share) }
 }
 
@@ -1440,6 +1493,16 @@ export async function submitWorkerOrderAcceptance(
       }),
       now,
     })
+    publishWorkOrderRealtimeChange({
+      workOrderId: Number(workOrder.id),
+      workerIds: [Number(worker.id)],
+    })
+    publishRealtimeEvent({
+      type: 'worker_wallet.changed',
+      entityId: Number(worker.id),
+      scopes: ['worker_wallet'],
+      workerIds: [Number(worker.id)],
+    })
     return {
       order: mapWorkOrderForWorker(acceptedOrder, resolveWorkerPermissions(worker)),
     }
@@ -1451,6 +1514,10 @@ export async function submitWorkerOrderAcceptance(
     workerName: worker.display_name || worker.username,
     imageCount: imageUrls.length,
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+    workerIds: [Number(worker.id)],
+  })
   return {
     order: mapWorkOrderForWorker(updated || workOrder, resolveWorkerPermissions(worker)),
   }
@@ -1645,6 +1712,7 @@ export async function supplementWorkerAcceptedOrderEvidence(
     }),
     now,
   })
+  publishWorkOrderRealtimeChange({ workOrderId: Number(workOrder.id) })
   return {
     order: mapWorkOrderForWorker(updated || workOrder, resolveWorkerPermissions(worker)),
   }
@@ -1697,6 +1765,9 @@ async function submitWorkerSharingAcceptance(
       errorCode: 'work_order_sharing_share_not_found',
     })
   }
+  await publishWorkOrderParticipantChange(Number(workOrder.id), {
+    workerIds: [Number(session.workerId)],
+  })
   return {
     share: mapWorkOrderShare(result.share),
     sharingPendingCount: await countWorkOrderPendingSharingSubmissions(Number(workOrder.id)),
@@ -1789,6 +1860,9 @@ export async function saveWorkerOrderAcceptanceDraft(
       payloadJson: JSON.stringify({ imageCount: imageUrls.length }),
       now,
     })
+    await publishWorkOrderParticipantChange(Number(workOrder.id), {
+      workerIds: [Number(session.workerId)],
+    })
     return {
       order: mapWorkOrderForWorker(updated || workOrder, resolveWorkerPermissions(worker)),
     }
@@ -1823,6 +1897,9 @@ export async function saveWorkerOrderAcceptanceDraft(
     payloadJson: JSON.stringify({ imageCount: imageUrls.length }),
     now,
   })
+  await publishWorkOrderParticipantChange(Number(workOrder.id), {
+    workerIds: [Number(session.workerId)],
+  })
   return {
     order: mapWorkOrderForWorker(updated || workOrder, resolveWorkerPermissions(worker)),
   }
@@ -1881,6 +1958,9 @@ async function saveWorkerSharingAcceptanceDraft(
       }),
       now,
     })
+    await publishWorkOrderParticipantChange(Number(workOrder.id), {
+      workerIds: [Number(session.workerId)],
+    })
     return { share: share ? mapWorkOrderShare(share) : mapWorkOrderShare(sharingShare) }
   }
 
@@ -1915,6 +1995,9 @@ async function saveWorkerSharingAcceptanceDraft(
     }),
     now,
   })
+  await publishWorkOrderParticipantChange(Number(workOrder.id), {
+    workerIds: [Number(session.workerId)],
+  })
   return { share: share ? mapWorkOrderShare(share) : mapWorkOrderShare(sharingShare) }
 }
 
@@ -2001,12 +2084,47 @@ export async function collectSubmitWorkOrder(payload: JsonObject = {}) {
     payloadJson: JSON.stringify({ fields: submittedFields, complete }),
     now,
   })
+  publishWorkOrderRealtimeChange({
+    workOrderId: Number(workOrder.id),
+  })
   return {
     order: mapWorkOrderPublic(updated || workOrder),
     complete,
   }
 }
 
+/** 拼单工单同步所有参与打手，避免仅主打手页面更新。 */
+async function publishWorkOrderParticipantChange(
+  workOrderId: number,
+  options: {
+    workerIds?: number[]
+    hallChanged?: boolean
+    walletChangedWorkerIds?: number[]
+  } = {},
+) {
+  const shares = await listWorkOrderShares(workOrderId)
+  const workerIds = [
+    ...(options.workerIds || []),
+    ...shares.map((share) => Number(share.worker_id)),
+  ].filter(
+    (workerId, index, values) =>
+      Number.isInteger(workerId) && workerId > 0 && values.indexOf(workerId) === index,
+  )
+  publishWorkOrderRealtimeChange({
+    workOrderId,
+    workerIds,
+    ...(options.hallChanged ? { hallChanged: true } : {}),
+  })
+  for (const workerId of options.walletChangedWorkerIds || []) {
+    publishRealtimeEvent({
+      type: 'worker_wallet.changed',
+      entityId: workerId,
+      scopes: ['worker_wallet'],
+      workerIds: [workerId],
+    })
+  }
+}
+
 export function resolveCollectSubmitTargetWorkOrder(
   orderNo: string,
   workOrders: WorkOrderRow[],
diff --git a/apps/frontend/src/hooks/useRealtimeEvents.ts b/apps/frontend/src/hooks/useRealtimeEvents.ts
new file mode 100644
index 00000000..a692e263
--- /dev/null
+++ b/apps/frontend/src/hooks/useRealtimeEvents.ts
@@ -0,0 +1,166 @@
+import { useEffect, useRef } from 'react'
+
+export type RealtimeEvent = {
+  eventId: number
+  type:
+    | 'admin_notification.changed'
+    | 'order.changed'
+    | 'work_order.changed'
+    | 'worker_finance_request.changed'
+    | 'worker_wallet.changed'
+  entityId: number
+  scopes: string[]
+  occurredAt: string
+}
+
+type UseRealtimeEventsOptions = {
+  url: string
+  token: string
+  onEvent: (event: RealtimeEvent) => void
+  onConnected?: () => void
+}
+
+const RECONNECT_DELAY_MS = 3_000
+
+/** 通过 fetch 保持带 Bearer 鉴权的 SSE 连接，避免把登录 token 暴露到 URL。 */
+export function useRealtimeEvents({ url, token, onEvent, onConnected }: UseRealtimeEventsOptions) {
+  const onEventRef = useRef(onEvent)
+  const onConnectedRef = useRef(onConnected)
+  onEventRef.current = onEvent
+  onConnectedRef.current = onConnected
+
+  useEffect(() => {
+    if (!token) return
+
+    let stopped = false
+    let abortController: AbortController | null = null
+    let reconnectTimer = 0
+
+    const connect = () => {
+      if (stopped || document.visibilityState !== 'visible') return
+      abortController?.abort()
+      abortController = new AbortController()
+
+      void fetch(url, {
+        method: 'GET',
+        headers: {
+          Accept: 'text/event-stream',
+          Authorization: `Bearer ${token}`,
+        },
+        cache: 'no-store',
+        signal: abortController.signal,
+      })
+        .then(async (response) => {
+          if (!response.ok || !response.body) {
+            throw new Error(`realtime_stream_${response.status}`)
+          }
+          onConnectedRef.current?.()
+          await readSseStream(response.body, (eventName, data) => {
+            if (eventName !== 'realtime') return
+            const event = normalizeRealtimeEvent(data)
+            if (event) onEventRef.current(event)
+          })
+        })
+        .catch(() => undefined)
+        .finally(() => {
+          if (stopped || document.visibilityState !== 'visible') return
+          reconnectTimer = window.setTimeout(connect, RECONNECT_DELAY_MS)
+        })
+    }
+
+    const handleVisibilityChange = () => {
+      if (document.visibilityState === 'visible') {
+        connect()
+      } else {
+        abortController?.abort()
+        window.clearTimeout(reconnectTimer)
+      }
+    }
+
+    document.addEventListener('visibilitychange', handleVisibilityChange)
+    connect()
+    return () => {
+      stopped = true
+      document.removeEventListener('visibilitychange', handleVisibilityChange)
+      abortController?.abort()
+      window.clearTimeout(reconnectTimer)
+    }
+  }, [token, url])
+}
+
+async function readSseStream(
+  stream: ReadableStream<Uint8Array>,
+  onMessage: (eventName: string, data: string) => void,
+) {
+  const reader = stream.getReader()
+  const decoder = new TextDecoder()
+  let buffer = ''
+  let eventName = 'message'
+  let dataLines: string[] = []
+
+  function dispatch() {
+    if (dataLines.length > 0) {
+      onMessage(eventName, dataLines.join('\n'))
+    }
+    eventName = 'message'
+    dataLines = []
+  }
+
+  function parseLine(line: string) {
+    if (!line) {
+      dispatch()
+      return
+    }
+    if (line.startsWith(':')) return
+    const separatorIndex = line.indexOf(':')
+    const field = separatorIndex >= 0 ? line.slice(0, separatorIndex) : line
+    const value = separatorIndex >= 0 ? line.slice(separatorIndex + 1).replace(/^ /, '') : ''
+    if (field === 'event') eventName = value || 'message'
+    if (field === 'data') dataLines.push(value)
+  }
+
+  try {
+    while (true) {
+      const { done, value } = await reader.read()
+      if (done) break
+      buffer += decoder.decode(value, { stream: true })
+      const lines = buffer.split(/\r?\n/)
+      buffer = lines.pop() || ''
+      lines.forEach(parseLine)
+    }
+    buffer += decoder.decode()
+    if (buffer) parseLine(buffer)
+    dispatch()
+  } finally {
+    reader.releaseLock()
+  }
+}
+
+function normalizeRealtimeEvent(value: string): RealtimeEvent | null {
+  try {
+    const parsed = JSON.parse(value) as Partial<RealtimeEvent>
+    const type = String(parsed.type || '')
+    if (
+      ![
+        'admin_notification.changed',
+        'order.changed',
+        'work_order.changed',
+        'worker_finance_request.changed',
+        'worker_wallet.changed',
+      ].includes(type)
+    ) {
+      return null
+    }
+    return {
+      eventId: Number(parsed.eventId || 0),
+      type: type as RealtimeEvent['type'],
+      entityId: Number(parsed.entityId || 0),
+      scopes: Array.isArray(parsed.scopes)
+        ? parsed.scopes.map((item) => String(item || '')).filter(Boolean)
+        : [],
+      occurredAt: String(parsed.occurredAt || ''),
+    }
+  } catch {
+    return null
+  }
+}
diff --git a/apps/frontend/src/layouts/AdminLayout.tsx b/apps/frontend/src/layouts/AdminLayout.tsx
index b6adacd5..b6ac9826 100644
--- a/apps/frontend/src/layouts/AdminLayout.tsx
+++ b/apps/frontend/src/layouts/AdminLayout.tsx
@@ -44,10 +44,12 @@ import {
 import {
   clearAdminSession,
   getAdminRole,
+  getAdminToken,
   getAdminTokenExpiresAt,
   getAdminUsername,
 } from '@/utils/admin-auth'
 import { formatAdminDateTime } from '@/utils/admin-time'
+import { useRealtimeEvents, type RealtimeEvent } from '@/hooks/useRealtimeEvents'
 
 const SIDEBAR_COLLAPSED_KEY = 'react-admin-sidebar-collapsed'
 const NOTIFICATION_SOUND_KEY = 'admin-notification-sound-enabled'
@@ -88,6 +90,15 @@ export default function AdminLayout() {
   const notifications = notificationsQuery.data?.data.items || []
   const pendingNotificationCount = Number(notificationsQuery.data?.data.pendingCount || 0)
 
+  useRealtimeEvents({
+    url: '/api/v1/admin/realtime',
+    token: getAdminToken(),
+    onEvent: (event) => handleAdminRealtimeEvent(event, queryClient),
+    onConnected: () => {
+      void invalidateAdminRealtimeQueries(queryClient)
+    },
+  })
+
   useEffect(() => {
     const currentVersions = new Map(
       notifications.map((notification) => [notification.notificationId, notification.updatedAt]),
@@ -343,6 +354,40 @@ export default function AdminLayout() {
   )
 }
 
+function handleAdminRealtimeEvent(
+  event: RealtimeEvent,
+  queryClient: ReturnType<typeof useQueryClient>,
+) {
+  if (event.type === 'admin_notification.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['admin-notifications'] })
+  }
+  if (event.type === 'order.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['admin-orders'] })
+    void queryClient.invalidateQueries({ queryKey: ['admin-order-detail', String(event.entityId)] })
+    void queryClient.invalidateQueries({ queryKey: ['admin-tasks'] })
+    void queryClient.invalidateQueries({ queryKey: ['admin-dashboard-summary'] })
+  }
+  if (event.type === 'work_order.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-orders'] })
+    void queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-summary'] })
+  }
+  if (event.type === 'worker_finance_request.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-finance-requests'] })
+  }
+}
+
+function invalidateAdminRealtimeQueries(queryClient: ReturnType<typeof useQueryClient>) {
+  return Promise.all([
+    queryClient.invalidateQueries({ queryKey: ['admin-notifications'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-orders'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-tasks'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-dashboard-summary'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-orders'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-finance-requests'] }),
+    queryClient.invalidateQueries({ queryKey: ['admin-worker-platform-summary'] }),
+  ])
+}
+
 type NotificationAlertKind =
   | 'withdraw'
   | 'recharge'
diff --git a/apps/frontend/src/layouts/WorkerLayout.tsx b/apps/frontend/src/layouts/WorkerLayout.tsx
index 9c417635..f54a1fa7 100644
--- a/apps/frontend/src/layouts/WorkerLayout.tsx
+++ b/apps/frontend/src/layouts/WorkerLayout.tsx
@@ -5,12 +5,15 @@ import {
   UserOutlined,
 } from '@ant-design/icons'
 import { App, Button, Layout, Menu, Typography } from 'antd'
+import { useQueryClient } from '@tanstack/react-query'
 import type { MenuProps } from 'antd'
 import { Outlet, useLocation, useNavigate } from 'react-router'
 
 import { logoutWorker } from '@/services/worker'
 import { useIsMobile } from '@/utils/use-is-mobile'
 import { clearWorkerSession, getWorkerStatus, getWorkerUsername } from '@/utils/worker-auth'
+import { getWorkerToken } from '@/utils/worker-auth'
+import { useRealtimeEvents, type RealtimeEvent } from '@/hooks/useRealtimeEvents'
 
 const menuItems: MenuProps['items'] = [
   { key: '/hall', icon: <ShoppingOutlined />, label: '抢单大厅' },
@@ -31,8 +34,18 @@ export default function WorkerLayout() {
   const { message, modal } = App.useApp()
   const username = getWorkerUsername() || '打手'
   const status = getWorkerStatus()
+  const queryClient = useQueryClient()
   const currentKey = resolveSelectedKey(location.pathname)
 
+  useRealtimeEvents({
+    url: '/api/v1/worker/realtime',
+    token: getWorkerToken(),
+    onEvent: (event) => handleWorkerRealtimeEvent(event, queryClient),
+    onConnected: () => {
+      void invalidateWorkerRealtimeQueries(queryClient)
+    },
+  })
+
   async function submitLogout() {
     try {
       await logoutWorker()
@@ -143,6 +156,42 @@ export default function WorkerLayout() {
   )
 }
 
+function handleWorkerRealtimeEvent(
+  event: RealtimeEvent,
+  queryClient: ReturnType<typeof useQueryClient>,
+) {
+  if (event.type === 'work_order.changed') {
+    if (event.scopes.includes('worker_hall')) {
+      void queryClient.invalidateQueries({ queryKey: ['worker-hall-orders'] })
+      void queryClient.invalidateQueries({ queryKey: ['worker-hall-summary'] })
+    }
+    if (event.scopes.includes('worker_my_orders')) {
+      void queryClient.invalidateQueries({ queryKey: ['worker-my-orders'] })
+      void queryClient.invalidateQueries({ queryKey: ['worker-my-orders-overview'] })
+    }
+  }
+  if (event.type === 'worker_finance_request.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['worker-finance-requests'] })
+    void queryClient.invalidateQueries({ queryKey: ['worker-profile'] })
+  }
+  if (event.type === 'worker_wallet.changed') {
+    void queryClient.invalidateQueries({ queryKey: ['worker-wallet-ledgers'] })
+    void queryClient.invalidateQueries({ queryKey: ['worker-profile'] })
+  }
+}
+
+function invalidateWorkerRealtimeQueries(queryClient: ReturnType<typeof useQueryClient>) {
+  return Promise.all([
+    queryClient.invalidateQueries({ queryKey: ['worker-hall-orders'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-hall-summary'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-my-orders'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-my-orders-overview'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-profile'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-wallet-ledgers'] }),
+    queryClient.invalidateQueries({ queryKey: ['worker-finance-requests'] }),
+  ])
+}
+
 function resolveSelectedKey(pathname: string) {
   if (pathname.startsWith('/orders')) return '/orders'
   if (pathname.startsWith('/profile')) return '/profile'