diff --git a/apps/backend/src/services/worker-platform/admin-service.ts b/apps/backend/src/services/worker-platform/admin-service.ts
index 786892ba..2e52df3a 100644
--- a/apps/backend/src/services/worker-platform/admin-service.ts
+++ b/apps/backend/src/services/worker-platform/admin-service.ts
@@ -98,7 +98,8 @@ import {
   resolveWorkerPermissions,
   resolveWorkOrderOperationalStatus,
 } from './mappers.js'
-import { ensureWorkerPlatformDefaults, normalizeWorkOrderTimeoutPolicy } from './worker-service.js'
+import { ensureWorkerPlatformDefaults } from './worker-platform-defaults.js'
+import { normalizeWorkOrderTimeoutPolicy } from './work-order-timeout-policy.js'
 import { getRequiredWorkOrder, getRequiredWorker } from './worker-session-context-service.js'
 import { resolveSharingQuantity } from './admin-worker-catalog-service.js'
 import {
diff --git a/apps/backend/src/services/worker-platform/admin-worker-catalog-service.ts b/apps/backend/src/services/worker-platform/admin-worker-catalog-service.ts
index c04a3446..872882af 100644
--- a/apps/backend/src/services/worker-platform/admin-worker-catalog-service.ts
+++ b/apps/backend/src/services/worker-platform/admin-worker-catalog-service.ts
@@ -49,7 +49,8 @@ import {
   resolveSkuNameQuantity,
   resolveWorkOrderRulePricing,
 } from './mappers.js'
-import { ensureWorkerPlatformDefaults, normalizeWorkOrderTimeoutPolicy } from './worker-service.js'
+import { ensureWorkerPlatformDefaults } from './worker-platform-defaults.js'
+import { normalizeWorkOrderTimeoutPolicy } from './work-order-timeout-policy.js'
 
 export async function listAdminWorkerLevels() {
   await ensureWorkerPlatformDefaults()
diff --git a/apps/backend/src/services/worker-platform/index.ts b/apps/backend/src/services/worker-platform/index.ts
index 3e572378..da20bcaa 100644
--- a/apps/backend/src/services/worker-platform/index.ts
+++ b/apps/backend/src/services/worker-platform/index.ts
@@ -1,6 +1,8 @@
 export * from './mappers.js'
 export * from './worker-session-context-service.js'
 export * from './worker-service.js'
+export * from './worker-platform-defaults.js'
+export * from './work-order-timeout-policy.js'
 export * from './after-sales-service.js'
 export * from './admin-service.js'
 export * from './admin-worker-finance-service.js'
diff --git a/apps/backend/src/services/worker-platform/work-order-timeout-policy.ts b/apps/backend/src/services/worker-platform/work-order-timeout-policy.ts
new file mode 100644
index 00000000..fbf2d7af
--- /dev/null
+++ b/apps/backend/src/services/worker-platform/work-order-timeout-policy.ts
@@ -0,0 +1,11 @@
+export const WORK_ORDER_TIMEOUT_POLICIES = ['reopen', 'cancel_release', 'cancel_deduct'] as const
+
+export type WorkOrderTimeoutPolicy = (typeof WORK_ORDER_TIMEOUT_POLICIES)[number]
+
+export function isWorkOrderTimeoutPolicy(value: unknown): value is WorkOrderTimeoutPolicy {
+  return WORK_ORDER_TIMEOUT_POLICIES.includes(value as WorkOrderTimeoutPolicy)
+}
+
+export function normalizeWorkOrderTimeoutPolicy(value: unknown): WorkOrderTimeoutPolicy {
+  return isWorkOrderTimeoutPolicy(value) ? value : 'reopen'
+}
diff --git a/apps/backend/src/services/worker-platform/worker-platform-defaults.ts b/apps/backend/src/services/worker-platform/worker-platform-defaults.ts
new file mode 100644
index 00000000..a8fba44d
--- /dev/null
+++ b/apps/backend/src/services/worker-platform/worker-platform-defaults.ts
@@ -0,0 +1,38 @@
+import {
+  getWorkCategoryByKey,
+  getWorkerLevelByKey,
+  upsertWorkCategory,
+  upsertWorkerLevel,
+} from '../../repositories/worker-platform/index.js'
+import { nowIso } from '../../utils/time.js'
+import { DEFAULT_CATEGORY_KEY, DEFAULT_LEVEL_KEY, DEFAULT_LEVEL_NAME } from './mappers.js'
+
+export async function ensureWorkerPlatformDefaults() {
+  const now = nowIso()
+  const existingLevel = await getWorkerLevelByKey(DEFAULT_LEVEL_KEY)
+  const level =
+    existingLevel ||
+    (await upsertWorkerLevel({
+      levelKey: DEFAULT_LEVEL_KEY,
+      name: DEFAULT_LEVEL_NAME,
+      sortOrder: 10,
+      status: 'active',
+      permissionJson: JSON.stringify({
+        depositFreeAmount: 0,
+        maxActiveOrders: 1,
+        upgradeThreshold: 0,
+      }),
+      now,
+    }))
+  const existingCategory = await getWorkCategoryByKey(DEFAULT_CATEGORY_KEY)
+  const category =
+    existingCategory ||
+    (await upsertWorkCategory({
+      categoryKey: DEFAULT_CATEGORY_KEY,
+      name: '默认分类',
+      sortOrder: 100,
+      status: 'active',
+      now,
+    }))
+  return { level, category }
+}
diff --git a/apps/backend/src/services/worker-platform/worker-service.ts b/apps/backend/src/services/worker-platform/worker-service.ts
index b4636058..f6a3db24 100644
--- a/apps/backend/src/services/worker-platform/worker-service.ts
+++ b/apps/backend/src/services/worker-platform/worker-service.ts
@@ -20,8 +20,6 @@ import {
   createWorkerUser,
   createWorkerWithdrawalAccount as createWorkerWithdrawalAccountRecord,
   getWorkerFinanceRequestSummary,
-  getWorkCategoryByKey,
-  getWorkerLevelByKey,
   getLatestWorkerSmsCode,
   recordWorkerSmsCodeFailure,
   getWorkerUserByInviteCode,
@@ -72,8 +70,6 @@ import {
   upsertWorkerWorkOrderNote,
   markWorkerWorkOrderViewed,
   updateWorkerPassword,
-  upsertWorkCategory,
-  upsertWorkerLevel,
   type WorkOrderRow,
   type WorkOrderShareRow,
   type WorkerSessionRow,
@@ -110,9 +106,6 @@ import {
 } from '../realtime/realtime-event-service.js'
 
 import {
-  DEFAULT_CATEGORY_KEY,
-  DEFAULT_LEVEL_KEY,
-  DEFAULT_LEVEL_NAME,
   INVITE_CODE_LENGTH,
   INVITE_CODE_RETRY_LIMIT,
   createWorkerSession,
@@ -159,6 +152,8 @@ import {
   isWorkerPasswordStrong,
   verifyWorkerPassword,
 } from './mappers.js'
+import { ensureWorkerPlatformDefaults } from './worker-platform-defaults.js'
+import { normalizeWorkOrderTimeoutPolicy } from './work-order-timeout-policy.js'
 
 const WORKER_DAILY_WITHDRAW_LIMIT = 3
 const VIP_AUTO_ACCEPT_EVIDENCE_WINDOW_HOURS = 24
@@ -170,39 +165,16 @@ export {
   requireActiveWorkerSession,
 } from './worker-session-context-service.js'
 export type { WorkerSession } from './worker-session-context-service.js'
+export { ensureWorkerPlatformDefaults } from './worker-platform-defaults.js'
+export {
+  isWorkOrderTimeoutPolicy,
+  normalizeWorkOrderTimeoutPolicy,
+  WORK_ORDER_TIMEOUT_POLICIES,
+} from './work-order-timeout-policy.js'
+export type { WorkOrderTimeoutPolicy } from './work-order-timeout-policy.js'
 
 const WORKER_MAX_DEVICES = 3
 
-export async function ensureWorkerPlatformDefaults() {
-  const now = nowIso()
-  const existingLevel = await getWorkerLevelByKey(DEFAULT_LEVEL_KEY)
-  const level =
-    existingLevel ||
-    (await upsertWorkerLevel({
-      levelKey: DEFAULT_LEVEL_KEY,
-      name: DEFAULT_LEVEL_NAME,
-      sortOrder: 10,
-      status: 'active',
-      permissionJson: JSON.stringify({
-        depositFreeAmount: 0,
-        maxActiveOrders: 1,
-        upgradeThreshold: 0,
-      }),
-      now,
-    }))
-  const existingCategory = await getWorkCategoryByKey(DEFAULT_CATEGORY_KEY)
-  const category =
-    existingCategory ||
-    (await upsertWorkCategory({
-      categoryKey: DEFAULT_CATEGORY_KEY,
-      name: '默认分类',
-      sortOrder: 100,
-      status: 'active',
-      now,
-    }))
-  return { level, category }
-}
-
 export async function sendWorkerSmsCode(payload: JsonObject = {}) {
   const phone = normalizeWorkerPhone(payload.phone)
   const config = runtimeConfig.worker.sms
@@ -1646,18 +1618,6 @@ function resolveWorkOrderDeadlineAt(workOrder: WorkOrderRow, now: string): strin
   return new Date(new Date(now).getTime() + timeoutMinutes * 60 * 1000).toISOString()
 }
 
-export const WORK_ORDER_TIMEOUT_POLICIES = ['reopen', 'cancel_release', 'cancel_deduct'] as const
-
-export type WorkOrderTimeoutPolicy = (typeof WORK_ORDER_TIMEOUT_POLICIES)[number]
-
-export function isWorkOrderTimeoutPolicy(value: unknown): value is WorkOrderTimeoutPolicy {
-  return WORK_ORDER_TIMEOUT_POLICIES.includes(value as WorkOrderTimeoutPolicy)
-}
-
-export function normalizeWorkOrderTimeoutPolicy(value: unknown): WorkOrderTimeoutPolicy {
-  return isWorkOrderTimeoutPolicy(value) ? value : 'reopen'
-}
-
 export async function settleDueDepositUnfreezes(
   options: { limit?: number; workerId?: number } = {},
 ) {