diff --git a/.workbuddy/memory/2026-04-29.md b/.workbuddy/memory/2026-04-29.md
index 8a110f5..2daa805 100644
--- a/.workbuddy/memory/2026-04-29.md
+++ b/.workbuddy/memory/2026-04-29.md
@@ -41,3 +41,16 @@
   - `AddEditWorkOrder.vue`: 编辑模式加载时回填 `selectedItems` 和 `selectedCustomers`
   - `AddEditWorkOrder.vue`: 编辑提交时发送 `item_ids` 和 `customer_ids`
   - `apiWorkOrder.go`: `/update` 接口新增 `ItemIDs` 和 `CustomerIDs` 字段，重建物品/客户关联绑定
+- 仓库物品添加页支持关联客户
+  - `binds.go`: 新增 `TabWarehouseItemCustomerBind` 关联表（物品-客户多对多）
+  - `apiWarehouse.go`: `/add_item` 接口新增 `CustomerIDs` 字段，仅新建物品时创建客户关联绑定
+  - `WarehouseAddItem.vue`: 添加客户搜索选择组件（多选），提交时发送 `customer_ids`
+  - 使用已有的 `customerApi.list()` 搜索客户
+- 仓库物品详情页显示关联客户
+  - `apiWarehouse.go`: `/get_item` 接口返回 `customers` 列表（包含客户 ID、姓名、称呼）
+  - `WarehouseItemDetail.vue`: 新增"关联客户" Tab，显示关联客户列表（头像、姓名、称呼），点击可跳转到客户详情页
+  - i18n: 添加 `warehouse.customers` 和 `warehouse.no_customers` 翻译
+- 仓库物品编辑页支持关联客户
+  - `apiWarehouse.go`: `/update_item` 接口新增 `CustomerIDs` 字段，重建客户关联绑定
+  - `WarehouseItemEdit.vue`: 添加客户搜索选择组件（多选），加载时回填已关联客户，提交时发送 `customer_ids`
+  - i18n: 添加 `warehouse.linked_customers`、`warehouse.linked_customer_placeholder`、`warehouse.linked_customer_not_found` 等翻译到 `warehouse` 节点
diff --git a/backend/my_work/routers/apiWarehouse.go b/backend/my_work/routers/apiWarehouse.go
index e661e96..9e59ac3 100644
--- a/backend/my_work/routers/apiWarehouse.go
+++ b/backend/my_work/routers/apiWarehouse.go
@@ -544,6 +544,7 @@ func ApiWarehouse(r *gin.RouterGroup) {
 			Quantity     int      `json:"quantity"`
 			ContainerID  *uint    `json:"container_id"`
 			Photos       []string `json:"photos"`
+			CustomerIDs  []uint   `json:"customer_ids"`
 		}
 		var from FromAdd
 		if err := decodeJSON(data, &from); err != nil || from.Name == "" {
@@ -673,6 +674,21 @@ func ApiWarehouse(r *gin.RouterGroup) {
 			IP:           ctx.ClientIP(),
 		})
 
+		// 绑定客户关联（仅新建时）
+		if !exists {
+			for _, customerID := range from.CustomerIDs {
+				// 检查客户是否存在
+				var bindCustomer TabCustomer
+				if models.DB.First(&bindCustomer, customerID).Error == nil {
+					models.DB.Create(&TabWarehouseItemCustomerBind{
+						ItemID:     itemID,
+						CustomerID: customerID,
+						CreatorID:  user.ID,
+					})
+				}
+			}
+		}
+
 		ReturnJson(ctx, "apiOK", gin.H{"id": itemID, "updated": exists})
 	})
 
@@ -685,12 +701,13 @@ func ApiWarehouse(r *gin.RouterGroup) {
 		}
 
 		type FromUpdate struct {
-			ID           uint     `json:"id"`
-			Name         string   `json:"name"`
-			SerialNumber string   `json:"serial_number"`
-			Remark       string   `json:"remark"`
-			Quantity     int      `json:"quantity"`
-			Photos       []string `json:"photos"`
+			ID          uint     `json:"id"`
+			Name        string   `json:"name"`
+			SerialNumber string  `json:"serial_number"`
+			Remark      string   `json:"remark"`
+			Quantity    int      `json:"quantity"`
+			Photos      []string `json:"photos"`
+			CustomerIDs []uint   `json:"customer_ids"`
 		}
 		var from FromUpdate
 		if err := decodeJSON(data, &from); err != nil || from.ID == 0 || from.Name == "" {
@@ -738,6 +755,19 @@ func ApiWarehouse(r *gin.RouterGroup) {
 			}
 		}
 
+		// 重建客户关联绑定
+		models.DB.Where("item_id = ?", from.ID).Delete(&TabWarehouseItemCustomerBind{})
+		for _, customerID := range from.CustomerIDs {
+			var bindCustomer TabCustomer
+			if models.DB.First(&bindCustomer, customerID).Error == nil {
+				models.DB.Create(&TabWarehouseItemCustomerBind{
+					ItemID:     from.ID,
+					CustomerID: customerID,
+					CreatorID:  user.ID,
+				})
+			}
+		}
+
 		newContent, _ := json.Marshal(from)
 		models.DB.Create(&TabWarehouseLog{
 			EntityType: "item",
@@ -966,11 +996,35 @@ func ApiWarehouse(r *gin.RouterGroup) {
 			}
 		}
 
+		// 关联客户
+		var customerBinds []TabWarehouseItemCustomerBind
+		models.DB.Where("item_id = ?", from.ID).Find(&customerBinds)
+
+		type CustomerInfo struct {
+			ID        uint   `json:"id"`
+			FirstName string `json:"first_name"`
+			LastName  string `json:"last_name"`
+			Title     string `json:"title"`
+		}
+		var customers []CustomerInfo
+		for _, b := range customerBinds {
+			var c TabCustomer
+			if models.DB.Where("id = ?", b.CustomerID).First(&c).Error == nil {
+				customers = append(customers, CustomerInfo{
+					ID:        c.ID,
+					FirstName: c.FirstName,
+					LastName:  c.LastName,
+					Title:     c.Title,
+				})
+			}
+		}
+
 		ReturnJson(ctx, "apiOK", gin.H{
 			"item":          item,
 			"photos":        files,
 			"commits":       commitsWithBreadcrumb,
 			"work_orders":   workOrders,
+			"customers":     customers,
 			"canModifyItem": canModifyWarehouse(user.ID, item.CreatorID),
 			"container_breadcrumb": func() string {
 				if item.ContainerID == nil {
diff --git a/backend/my_work/routers/binds.go b/backend/my_work/routers/binds.go
index 23752c8..e5199b3 100644
--- a/backend/my_work/routers/binds.go
+++ b/backend/my_work/routers/binds.go
@@ -73,6 +73,15 @@ type TabWarehouseContainerFileBind struct {
 	CreatedAt   time.Time `gorm:"type:datetime;autoCreateTime"`
 }
 
+// TabWarehouseItemCustomerBind 物品与客户关联表
+type TabWarehouseItemCustomerBind struct {
+	ID         uint       `gorm:"primarykey"`
+	ItemID     uint       `gorm:"not null;index;comment:关联物品ID"`
+	CustomerID uint       `gorm:"not null;index;comment:关联客户ID"`
+	CreatorID  uint       `gorm:"not null;comment:绑定人id"`
+	CreatedAt  *time.Time `gorm:"type:datetime;autoCreateTime"`
+}
+
 func BindsInit() {
 	models.DB.AutoMigrate(
 		&TabPurchaseFileBind{},
@@ -83,6 +92,7 @@ func BindsInit() {
 		&TabWorkOrderCommitFileBind{},
 		&TabWorkOrderPurchaseOrderBind{},
 		&TabWorkOrderCustomerBind{},
+		&TabWarehouseItemCustomerBind{},
 	)
 
 }
diff --git a/frontend/ops_vue_js/src/api/users.js b/frontend/ops_vue_js/src/api/users.js
index 59e9db1..619733b 100644
--- a/frontend/ops_vue_js/src/api/users.js
+++ b/frontend/ops_vue_js/src/api/users.js
@@ -1,7 +1,7 @@
 import { api } from './index'
 
 export const usersApi = {
-  
+
   getUserInfoFromUserID(UserID) {
     return api.get('/users/getuserinfo/'+UserID)
   },
diff --git a/frontend/ops_vue_js/src/i18n/en.json b/frontend/ops_vue_js/src/i18n/en.json
index 50cde54..de39f7b 100644
--- a/frontend/ops_vue_js/src/i18n/en.json
+++ b/frontend/ops_vue_js/src/i18n/en.json
@@ -222,8 +222,10 @@
     "move_item": "Move Item",
     "move_history": "Move History",
     "work_orders": "Work Orders",
+    "customers": "Customers",
     "no_move_history": "No move history",
     "no_work_orders": "No related work orders",
+    "no_customers": "No related customers",
     "current_location": "Current Location",
     "target_container": "Target Container",
     "search_container": "Search container...",
@@ -234,7 +236,12 @@
     "delete_item_msg": "Are you sure you want to delete item \"{name}\"? This action cannot be undone.",
     "items_in_containers": "Stored",
     "total_items": "{count} items",
-    "search_item_placeholder": "Search by name or serial number"
+    "search_item_placeholder": "Search by name or serial number",
+    "linked_customers": "Linked Customers",
+    "linked_customer_placeholder": "Search customer by name or phone...",
+    "linked_customer_not_found": "No matching customers found",
+    "linked_customer_selected": "Selected",
+    "clear_linked_customer": "Clear"
   },
   "purchase_addorder": {
     "add_order": "Add Order",
@@ -554,6 +561,7 @@
     "created_at": "Created At",
     "primary": "Primary",
     "set_primary": "Set Primary",
+    "primary_contact": "Primary Contact",
     "label_mobile": "Mobile",
     "label_work": "Work",
     "label_home": "Home",
diff --git a/frontend/ops_vue_js/src/i18n/zh-CN.json b/frontend/ops_vue_js/src/i18n/zh-CN.json
index 2ffd577..6451947 100644
--- a/frontend/ops_vue_js/src/i18n/zh-CN.json
+++ b/frontend/ops_vue_js/src/i18n/zh-CN.json
@@ -222,8 +222,10 @@
     "move_item": "移动物品",
     "move_history": "移动历史",
     "work_orders": "关联工单",
+    "customers": "关联客户",
     "no_move_history": "暂无移动记录",
     "no_work_orders": "暂无关联工单",
+    "no_customers": "暂无关联客户",
     "current_location": "当前位置",
     "target_container": "目标容器",
     "search_container": "搜索容器...",
@@ -234,7 +236,12 @@
     "delete_item_msg": "确定要删除物品「{name}」吗？此操作不可撤销。",
     "items_in_containers": "已入库",
     "total_items": "共 {count} 条",
-    "search_item_placeholder": "搜索物品名称或序列号"
+    "search_item_placeholder": "搜索物品名称或序列号",
+    "linked_customers": "关联客户",
+    "linked_customer_placeholder": "搜索客户姓名或电话...",
+    "linked_customer_not_found": "未找到匹配的客户",
+    "linked_customer_selected": "已选择",
+    "clear_linked_customer": "清除"
   },
   "purchase_addorder": {
     "add_order": "添加订单",
@@ -554,6 +561,7 @@
     "created_at": "创建时间",
     "primary": "主",
     "set_primary": "设为主",
+    "primary_contact": "主要联系方式",
     "label_mobile": "手机",
     "label_work": "工作",
     "label_home": "家庭",
diff --git a/frontend/ops_vue_js/src/views/customer/CustomerDetail.vue b/frontend/ops_vue_js/src/views/customer/CustomerDetail.vue
index b849ce0..781fdf3 100644
--- a/frontend/ops_vue_js/src/views/customer/CustomerDetail.vue
+++ b/frontend/ops_vue_js/src/views/customer/CustomerDetail.vue
@@ -1,5 +1,5 @@
 <script setup>
-import { ref, onMounted } from 'vue'
+import { ref, computed, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useRoute, useRouter } from 'vue-router'
 import { customerApi } from '@/api/customer'
@@ -17,6 +17,12 @@ const emails = ref([])
 const companies = ref([])
 const loading = ref(false)
 
+// 主要联系方式
+const primaryPhone = computed(() => phones.value.find(p => p.is_primary) || null)
+const primaryEmail = computed(() => emails.value.find(e => e.is_primary) || null)
+const primaryCompany = computed(() => companies.value.find(c => c.is_primary) || null)
+const hasPrimaryInfo = computed(() => primaryPhone.value || primaryEmail.value || primaryCompany.value)
+
 const toast = ref({ show: false, message: '', type: 'success' })
 
 // 获取客户详情
@@ -51,9 +57,9 @@ async function fetchCustomerDetail() {
   }
 }
 
-// 返回列表
+// 返回上一页
 function goBack() {
-  router.push('/customer')
+  router.back()
 }
 
 // 格式化日期
@@ -141,6 +147,40 @@ onMounted(() => {
           </div>
         </div>
 
+        <!-- Primary Contact Info Card -->
+        <div v-if="hasPrimaryInfo" class="rounded-lg border border-amber-200 bg-amber-50 p-6 dark:border-amber-800 dark:bg-amber-900/20">
+          <h2 class="mb-4 text-lg font-semibold text-gray-900 dark:text-dk-text">{{ t('customer.primary_contact') }}</h2>
+          <div class="grid gap-4 sm:grid-cols-2">
+            <div v-if="primaryPhone">
+              <label class="text-sm text-gray-500 dark:text-dk-subtle">{{ t('customer.phone') }}</label>
+              <p class="font-medium text-gray-900 dark:text-dk-text">
+                +{{ primaryPhone.prefix }} {{ primaryPhone.phone }}
+                <span class="ml-1 rounded bg-amber-100 px-2 py-0.5 text-xs text-amber-700 dark:bg-amber-900/30 dark:text-amber-400">
+                  {{ getLabelText(primaryPhone.label) }}
+                </span>
+              </p>
+            </div>
+            <div v-if="primaryEmail">
+              <label class="text-sm text-gray-500 dark:text-dk-subtle">{{ t('customer.email') }}</label>
+              <p class="font-medium text-gray-900 dark:text-dk-text">
+                {{ primaryEmail.email }}
+                <span class="ml-1 rounded bg-amber-100 px-2 py-0.5 text-xs text-amber-700 dark:bg-amber-900/30 dark:text-amber-400">
+                  {{ getLabelText(primaryEmail.label) }}
+                </span>
+              </p>
+            </div>
+            <div v-if="primaryCompany" class="sm:col-span-2">
+              <label class="text-sm text-gray-500 dark:text-dk-subtle">{{ t('customer.company') }}</label>
+              <p class="font-medium text-gray-900 dark:text-dk-text">
+                {{ primaryCompany.company_name }}
+              </p>
+              <div v-if="primaryCompany.department || primaryCompany.position" class="mt-1 text-sm text-gray-500 dark:text-dk-subtle">
+                {{ primaryCompany.department }}{{ primaryCompany.department && primaryCompany.position ? ' · ' : '' }}{{ primaryCompany.position }}
+              </div>
+            </div>
+          </div>
+        </div>
+
         <!-- Phones Card -->
         <div v-if="phones.length > 0" class="rounded-lg border border-gray-200 bg-white p-6 dark:border-dk-muted dark:bg-dk-card">
           <h2 class="mb-4 text-lg font-semibold text-gray-900 dark:text-dk-text">{{ t('customer.phones') }}</h2>
diff --git a/frontend/ops_vue_js/src/views/warehouse/WarehouseAddItem.vue b/frontend/ops_vue_js/src/views/warehouse/WarehouseAddItem.vue
index f389287..476a689 100644
--- a/frontend/ops_vue_js/src/views/warehouse/WarehouseAddItem.vue
+++ b/frontend/ops_vue_js/src/views/warehouse/WarehouseAddItem.vue
@@ -5,7 +5,9 @@ import { useI18n } from 'vue-i18n'
 import { useToastStore } from '@/stores/toast'
 import { usePageTitle } from '@/composables/usePageTitle'
 import { warehouseApi } from '@/api/warehouse'
+import { customerApi } from '@/api/customer'
 import useDropzone from '@/components/useDropzone.vue'
+import { IconUser, IconX } from '@tabler/icons-vue'
 
 usePageTitle('warehouse.add_item')
 const { t } = useI18n()
@@ -32,7 +34,66 @@ function getPhotoHashes() {
   return dropzoneRef.value?.return_files().map((f) => f.hash) ?? []
 }
 
+// ==================== 关联客户搜索（多选） ====================
+const customerSearchQuery = ref('')
+const customerSearchResults = ref([])
+const customerSearchLoading = ref(false)
+const showCustomerDropdown = ref(false)
+const selectedCustomers = ref([])
+
+let customerSearchTimer = null
+
+function onCustomerSearchInput() {
+  clearTimeout(customerSearchTimer)
+  customerSearchTimer = setTimeout(async () => {
+    customerSearchLoading.value = true
+    showCustomerDropdown.value = true
+    try {
+      let res
+      if (customerSearchQuery.value.trim().length > 0) {
+        res = await customerApi.list({ search: customerSearchQuery.value.trim(), page: 1, page_size: 10 })
+        if (res.errCode === 0 && res.data) {
+          customerSearchResults.value = (res.data.customers || []).slice(0, 10)
+        } else {
+          customerSearchResults.value = []
+        }
+      } else {
+        res = await customerApi.list({ page: 1, page_size: 5 })
+        if (res.errCode === 0 && res.data) {
+          customerSearchResults.value = (res.data.customers || []).sort((a, b) => b.ID - a.ID)
+        } else {
+          customerSearchResults.value = []
+        }
+      }
+    } catch {
+      customerSearchResults.value = []
+    } finally {
+      customerSearchLoading.value = false
+    }
+  }, 300)
+}
+
+function selectCustomer(customer) {
+  if (!selectedCustomers.value.find(c => c.id === customer.id)) {
+    selectedCustomers.value.push(customer)
+  }
+  customerSearchQuery.value = ''
+  customerSearchResults.value = []
+  showCustomerDropdown.value = false
+}
+
+function removeSelectedCustomer(customerId) {
+  selectedCustomers.value = selectedCustomers.value.filter(c => c.id !== customerId)
+}
+
+function handleClickOutside(e) {
+  if (!e.target.closest('.customer-search-wrapper')) {
+    showCustomerDropdown.value = false
+  }
+}
+
 onMounted(async () => {
+  document.addEventListener('click', handleClickOutside)
   try {
     const { errCode, data } = await warehouseApi.getContainer(containerId.value)
     if (errCode === 0 && data?.container) {
@@ -64,6 +125,7 @@ async function submit() {
       remark: form.remark.trim(),
       quantity: form.quantity > 0 ? form.quantity : 1,
       photos: hashes,
+      customer_ids: selectedCustomers.value.map(c => c.id),
     })
     if (errCode === 0) {
       toast.success(t('message.save_success'))
@@ -167,6 +229,75 @@ async function submit() {
           ></textarea>
         </div>
 
+        <!-- 关联客户搜索（多选） -->
+        <div>
+          <label class="mb-1 block text-sm font-medium text-gray-700 dark:text-gray-300">
+            {{ t('warehouse.linked_customers') || '关联客户' }}
+          </label>
+
+          <!-- 已选择客户列表 -->
+          <div v-if="selectedCustomers.length > 0" class="mb-2 flex flex-wrap gap-2">
+            <div
+              v-for="customer in selectedCustomers"
+              :key="customer.id"
+              class="inline-flex items-center gap-1 rounded-full border border-blue-200 bg-blue-50 px-2.5 py-1 text-xs font-medium text-blue-700 dark:border-blue-800 dark:bg-blue-900/30 dark:text-blue-300"
+            >
+              <IconUser :size="12" />
+              {{ (customer.last_name || '') + (customer.first_name ? ' ' + customer.first_name : '') }}
+              <button
+                type="button"
+                class="ml-0.5 rounded-full p-0.5 transition-colors hover:bg-blue-200 dark:hover:bg-blue-800"
+                @click="removeSelectedCustomer(customer.id)"
+              >
+                <IconX :size="12" />
+              </button>
+            </div>
+          </div>
+
+          <!-- 搜索框 -->
+          <div class="customer-search-wrapper relative">
+            <input
+              v-model="customerSearchQuery"
+              type="text"
+              :placeholder="t('warehouse.linked_customer_placeholder') || '搜索客户...'"
+              class="w-full rounded-lg border border-gray-300 bg-white px-3 py-2 text-sm dark:border-dk-muted dark:bg-dk-base dark:text-white"
+              @input="onCustomerSearchInput"
+              @focus="customerSearchQuery || onCustomerSearchInput()"
+            />
+            <!-- 下拉结果 -->
+            <div
+              v-if="showCustomerDropdown && customerSearchResults.length > 0"
+              class="absolute z-10 mt-1 max-h-60 w-full overflow-auto rounded-lg border border-gray-200 bg-white shadow-lg dark:border-dk-muted dark:bg-dk-card"
+            >
+              <div
+                v-for="customer in customerSearchResults"
+                :key="customer.id"
+                class="cursor-pointer px-3 py-2 text-sm hover:bg-blue-50 dark:hover:bg-blue-900/30"
+                @click="selectCustomer(customer)"
+              >
+                <div class="font-medium text-gray-900 dark:text-white">{{ (customer.last_name || '') + (customer.first_name ? ' ' + customer.first_name : '') }}</div>
+                <div v-if="customer.primary_phone || customer.primary_company" class="text-xs text-gray-500 dark:text-gray-400">
+                  {{ customer.primary_phone }}{{ customer.primary_phone && customer.primary_company ? ' · ' : '' }}{{ customer.primary_company }}
+                </div>
+              </div>
+            </div>
+            <!-- 加载中 -->
+            <div
+              v-if="showCustomerDropdown && customerSearchLoading"
+              class="absolute z-10 mt-1 w-full rounded-lg border border-gray-200 bg-white px-3 py-2 text-sm text-gray-500 shadow-lg dark:border-dk-muted dark:bg-dk-card"
+            >
+              {{ t('message.loading') }}
+            </div>
+            <!-- 无结果 -->
+            <div
+              v-if="showCustomerDropdown && !customerSearchLoading && customerSearchResults.length === 0 && customerSearchQuery.trim().length > 0"
+              class="absolute z-10 mt-1 w-full rounded-lg border border-gray-200 bg-white px-3 py-2 text-sm text-gray-500 shadow-lg dark:border-dk-muted dark:bg-dk-card"
+            >
+              {{ t('warehouse.linked_customer_not_found') || '未找到客户' }}
+            </div>
+          </div>
+        </div>
+
         <!-- 图片上传 -->
         <div>
           <label class="mb-1 block text-sm font-medium text-gray-700 dark:text-gray-300">
diff --git a/frontend/ops_vue_js/src/views/warehouse/WarehouseItemDetail.vue b/frontend/ops_vue_js/src/views/warehouse/WarehouseItemDetail.vue
index 8dd9fb3..9aaa80d 100644
--- a/frontend/ops_vue_js/src/views/warehouse/WarehouseItemDetail.vue
+++ b/frontend/ops_vue_js/src/views/warehouse/WarehouseItemDetail.vue
@@ -43,6 +43,9 @@ const containerBreadcrumb = ref('')
 // ── Tab ──
 const activeTab = ref('work_orders')
 
+// ── 关联客户 ──
+const customers = ref([])
+
 // ── 移动弹窗 ──
 const showMove = ref(false)
 const moveTarget = ref(null)
@@ -77,6 +80,21 @@ function getStatusLabel(status) {
   return t(`work_order.status_${status}`) || status
 }
 
+// ── 客户名称格式化 ──
+function getCustomerDisplayName(customer) {
+  const lastName = customer.last_name || ''
+  const firstName = customer.first_name || ''
+  if (lastName && firstName) {
+    return `${lastName} ${firstName}`
+  }
+  return lastName || firstName || `Customer#${customer.id}`
+}
+
+function getCustomerTitleLabel(title) {
+  if (!title) return ''
+  return t(`customer.salutation_${title.toLowerCase()}`)
+}
+
 // ── 时间格式化 ──
 function fmtTs(ts) {
   if (!ts) return '—'
@@ -112,6 +130,7 @@ async function fetchItem() {
       photos.value = data.photos ?? []
       commits.value = data.commits ?? []
       workOrders.value = data.work_orders ?? []
+      customers.value = data.customers ?? []
       canModifyItem.value = data.canModifyItem === true
       containerBreadcrumb.value = data.container_breadcrumb ?? ''
       loadContainerNames()
@@ -175,6 +194,12 @@ function openLinkWorkOrder() {
       ? `${item.value.Name}-${item.value.SerialNumber}`
       : item.value.Name,
     description: item.value.Remark || '',
+    customers: customers.value.map(c => ({
+      id: c.id,
+      first_name: c.first_name || '',
+      last_name: c.last_name || '',
+      primary_phone: c.primary_phone || '',
+    })),
   }
   localStorage.setItem('prefill_work_order', JSON.stringify(prefillData))
   router.push('/work_order/add')
@@ -440,6 +465,15 @@ onMounted(() => {
         >
           {{ t('warehouse.work_orders') }} ({{ workOrders.length }})
         </button>
+        <button
+          class="px-4 py-1.5 text-sm rounded-md font-medium transition-colors"
+          :class="activeTab === 'customers'
+            ? 'bg-white text-gray-900 shadow-sm dark:bg-dk-card dark:text-white'
+            : 'text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-200'"
+          @click="activeTab = 'customers'"
+        >
+          {{ t('warehouse.customers') }} ({{ customers.length }})
+        </button>
         <button
           class="px-4 py-1.5 text-sm rounded-md font-medium transition-colors"
           :class="activeTab === 'history'
@@ -477,6 +511,38 @@ onMounted(() => {
         </div>
       </div>
 
+      <!-- 关联客户 -->
+      <div v-if="activeTab === 'customers'">
+        <div v-if="customers.length === 0" class="rounded-xl border border-gray-200 bg-white px-5 py-8 text-center text-sm text-gray-400 dark:border-dk-muted dark:bg-dk-card">
+          {{ t('warehouse.no_customers') }}
+        </div>
+        <div v-else class="space-y-2">
+          <RouterLink
+            v-for="c in customers"
+            :key="c.id"
+            :to="`/customer/detail/${c.id}`"
+            class="rounded-xl border border-gray-200 bg-white px-4 py-3 flex items-center justify-between gap-3 hover:shadow transition-shadow dark:border-dk-muted dark:bg-dk-card dark:hover:shadow-none"
+          >
+            <div class="flex items-center gap-3 min-w-0">
+              <div class="w-8 h-8 rounded-full bg-blue-100 dark:bg-blue-900/40 flex items-center justify-center flex-shrink-0">
+                <span class="text-sm font-medium text-blue-600 dark:text-blue-400">
+                  {{ (c.last_name || c.first_name || 'C').charAt(0).toUpperCase() }}
+                </span>
+              </div>
+              <div class="min-w-0">
+                <span class="font-medium text-sm text-gray-900 truncate dark:text-white block">
+                  {{ getCustomerDisplayName(c) }}
+                </span>
+                <span v-if="c.title" class="text-xs text-gray-400">
+                  {{ getCustomerTitleLabel(c.title) }}
+                </span>
+              </div>
+            </div>
+            <IconArrowRight :size="14" class="text-gray-400 flex-shrink-0" />
+          </RouterLink>
+        </div>
+      </div>
+
       <!-- 移动历史 -->
       <div v-if="activeTab === 'history'">
         <div v-if="commits.length === 0" class="rounded-xl border border-gray-200 bg-white px-5 py-8 text-center text-sm text-gray-400 dark:border-dk-muted dark:bg-dk-card">
diff --git a/frontend/ops_vue_js/src/views/warehouse/WarehouseItemEdit.vue b/frontend/ops_vue_js/src/views/warehouse/WarehouseItemEdit.vue
index 285e568..2c587ad 100644
--- a/frontend/ops_vue_js/src/views/warehouse/WarehouseItemEdit.vue
+++ b/frontend/ops_vue_js/src/views/warehouse/WarehouseItemEdit.vue
@@ -5,7 +5,9 @@ import { useI18n } from 'vue-i18n'
 import { useToastStore } from '@/stores/toast'
 import { usePageTitle } from '@/composables/usePageTitle'
 import { warehouseApi } from '@/api/warehouse'
+import { customerApi } from '@/api/customer'
 import useDropzone from '@/components/useDropzone.vue'
+import { IconUser, IconX } from '@tabler/icons-vue'
 
 usePageTitle('warehouse.edit_item')
 const { t } = useI18n()
@@ -34,7 +36,66 @@ function getPhotoHashes() {
   return dropzoneRef.value?.return_files().map((f) => f.hash) ?? []
 }
 
+// ==================== 关联客户搜索（多选） ====================
+const customerSearchQuery = ref('')
+const customerSearchResults = ref([])
+const customerSearchLoading = ref(false)
+const showCustomerDropdown = ref(false)
+const selectedCustomers = ref([])
+
+let customerSearchTimer = null
+
+function onCustomerSearchInput() {
+  clearTimeout(customerSearchTimer)
+  customerSearchTimer = setTimeout(async () => {
+    customerSearchLoading.value = true
+    showCustomerDropdown.value = true
+    try {
+      let res
+      if (customerSearchQuery.value.trim().length > 0) {
+        res = await customerApi.list({ search: customerSearchQuery.value.trim(), page: 1, page_size: 10 })
+        if (res.errCode === 0 && res.data) {
+          customerSearchResults.value = (res.data.customers || []).slice(0, 10)
+        } else {
+          customerSearchResults.value = []
+        }
+      } else {
+        res = await customerApi.list({ page: 1, page_size: 5 })
+        if (res.errCode === 0 && res.data) {
+          customerSearchResults.value = (res.data.customers || []).sort((a, b) => b.ID - a.ID)
+        } else {
+          customerSearchResults.value = []
+        }
+      }
+    } catch {
+      customerSearchResults.value = []
+    } finally {
+      customerSearchLoading.value = false
+    }
+  }, 300)
+}
+
+function selectCustomer(customer) {
+  if (!selectedCustomers.value.find(c => c.id === customer.id)) {
+    selectedCustomers.value.push(customer)
+  }
+  customerSearchQuery.value = ''
+  customerSearchResults.value = []
+  showCustomerDropdown.value = false
+}
+
+function removeSelectedCustomer(customerId) {
+  selectedCustomers.value = selectedCustomers.value.filter(c => c.id !== customerId)
+}
+
+function handleClickOutside(e) {
+  if (!e.target.closest('.customer-search-wrapper')) {
+    showCustomerDropdown.value = false
+  }
+}
+
 onMounted(async () => {
+  document.addEventListener('click', handleClickOutside)
   try {
     const { errCode, data } = await warehouseApi.getItem(itemId.value)
     if (errCode === 0 && data?.item) {
@@ -44,6 +105,16 @@ onMounted(async () => {
       form.quantity = data.item.Quantity ?? 1
       existingPhotos.value = data.photos ?? []
 
+      // 回填已关联的客户
+      if (data.customers && data.customers.length > 0) {
+        selectedCustomers.value = data.customers.map(c => ({
+          id: c.id,
+          first_name: c.first_name,
+          last_name: c.last_name,
+          title: c.title
+        }))
+      }
+
       // 获取容器名称
       if (data.item.ContainerID) {
         const { errCode: cErr, data: cData } = await warehouseApi.getContainer(data.item.ContainerID)
@@ -80,6 +151,7 @@ async function submit() {
       remark: form.remark.trim(),
       quantity: form.quantity > 0 ? form.quantity : 1,
       photos: hashes,
+      customer_ids: selectedCustomers.value.map(c => c.id),
     })
     if (errCode === 0) {
       toast.success(t('message.save_success'))
@@ -202,6 +274,75 @@ async function submit() {
             ></textarea>
           </div>
 
+          <!-- 关联客户搜索（多选） -->
+          <div>
+            <label class="mb-1 block text-sm font-medium text-gray-700 dark:text-gray-300">
+              {{ t('warehouse.linked_customers') }}
+            </label>
+
+            <!-- 已选择客户列表 -->
+            <div v-if="selectedCustomers.length > 0" class="mb-2 flex flex-wrap gap-2">
+              <div
+                v-for="customer in selectedCustomers"
+                :key="customer.id"
+                class="inline-flex items-center gap-1 rounded-full border border-blue-200 bg-blue-50 px-2.5 py-1 text-xs font-medium text-blue-700 dark:border-blue-800 dark:bg-blue-900/30 dark:text-blue-300"
+              >
+                <IconUser :size="12" />
+                {{ (customer.last_name || '') + (customer.first_name ? ' ' + customer.first_name : '') }}
+                <button
+                  type="button"
+                  class="ml-0.5 rounded-full p-0.5 transition-colors hover:bg-blue-200 dark:hover:bg-blue-800"
+                  @click="removeSelectedCustomer(customer.id)"
+                >
+                  <IconX :size="12" />
+                </button>
+              </div>
+            </div>
+
+            <!-- 搜索框 -->
+            <div class="customer-search-wrapper relative">
+              <input
+                v-model="customerSearchQuery"
+                type="text"
+                :placeholder="t('warehouse.linked_customer_placeholder')"
+                class="w-full rounded-lg border border-gray-300 bg-white px-3 py-2 text-sm dark:border-dk-muted dark:bg-dk-base dark:text-white"
+                @input="onCustomerSearchInput"
+                @focus="customerSearchQuery || onCustomerSearchInput()"
+              />
+              <!-- 下拉结果 -->
+              <div
+                v-if="showCustomerDropdown && customerSearchResults.length > 0"
+                class="absolute z-10 mt-1 max-h-60 w-full overflow-auto rounded-lg border border-gray-200 bg-white shadow-lg dark:border-dk-muted dark:bg-dk-card"
+              >
+                <div
+                  v-for="customer in customerSearchResults"
+                  :key="customer.id"
+                  class="cursor-pointer px-3 py-2 text-sm hover:bg-blue-50 dark:hover:bg-blue-900/30"
+                  @click="selectCustomer(customer)"
+                >
+                  <div class="font-medium text-gray-900 dark:text-white">{{ (customer.last_name || '') + (customer.first_name ? ' ' + customer.first_name : '') }}</div>
+                  <div v-if="customer.primary_phone || customer.primary_company" class="text-xs text-gray-500 dark:text-gray-400">
+                    {{ customer.primary_phone }}{{ customer.primary_phone && customer.primary_company ? ' · ' : '' }}{{ customer.primary_company }}
+                  </div>
+                </div>
+              </div>
+              <!-- 加载中 -->
+              <div
+                v-if="showCustomerDropdown && customerSearchLoading"
+                class="absolute z-10 mt-1 w-full rounded-lg border border-gray-200 bg-white px-3 py-2 text-sm text-gray-500 shadow-lg dark:border-dk-muted dark:bg-dk-card"
+              >
+                {{ t('message.loading') }}
+              </div>
+              <!-- 无结果 -->
+              <div
+                v-if="showCustomerDropdown && !customerSearchLoading && customerSearchResults.length === 0 && customerSearchQuery.trim().length > 0"
+                class="absolute z-10 mt-1 w-full rounded-lg border border-gray-200 bg-white px-3 py-2 text-sm text-gray-500 shadow-lg dark:border-dk-muted dark:bg-dk-card"
+              >
+                {{ t('warehouse.linked_customer_not_found') }}
+              </div>
+            </div>
+          </div>
+
           <!-- 图片上传 -->
           <div>
             <label class="mb-1 block text-sm font-medium text-gray-700 dark:text-gray-300">
diff --git a/frontend/ops_vue_js/src/views/work_order/AddEditWorkOrder.vue b/frontend/ops_vue_js/src/views/work_order/AddEditWorkOrder.vue
index b81e134..4605e96 100644
--- a/frontend/ops_vue_js/src/views/work_order/AddEditWorkOrder.vue
+++ b/frontend/ops_vue_js/src/views/work_order/AddEditWorkOrder.vue
@@ -205,6 +205,17 @@ onMounted(async () => {
           }
         }
 
+        // 如果有客户信息，自动选中
+        if (prefill.customers && prefill.customers.length > 0) {
+          selectedCustomers.value = prefill.customers.map(c => ({
+            id: c.id,
+            first_name: c.first_name,
+            last_name: c.last_name,
+            primary_phone: c.primary_phone,
+          }))
+          linkedCustomerIds.value = prefill.customers.map(c => c.id)
+        }
+
         localStorage.removeItem('prefill_work_order')
       } catch {
         // ignore