diff --git a/bms-back/bms-admin/src/main/java/com/bms/web/controller/customer/customerinfo/BmsCustomerController.java b/bms-back/bms-admin/src/main/java/com/bms/web/controller/customer/customerinfo/BmsCustomerController.java
index 3b95a357..90a8c546 100644
--- a/bms-back/bms-admin/src/main/java/com/bms/web/controller/customer/customerinfo/BmsCustomerController.java
+++ b/bms-back/bms-admin/src/main/java/com/bms/web/controller/customer/customerinfo/BmsCustomerController.java
@@ -5,6 +5,7 @@ import java.util.List;
 import com.bms.customer.customerinfo.domain.BmsCustomerAttachment;
 import com.bms.customer.customerinfo.domain.BmsCustomerCompany;
 import com.bms.customer.customerinfo.domain.BmsCustomerContact;
+import com.bms.customer.customerinfo.vo.UnlinkedSalesCustomerVO;
 import jakarta.servlet.http.HttpServletResponse;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -52,6 +53,17 @@ public class BmsCustomerController extends BaseController
         return getDataTable(list);
     }
 
+    /** 查询未关联业务员的客户列表 */
+    @PreAuthorize("@ss.hasPermi('customersupplier:customerinfo:list')")
+    @GetMapping("/unlinked-sales-user/list")
+    public TableDataInfo unlinkedSalesUserList()
+    {
+        startPage();
+        BmsCustomer query = new BmsCustomer();
+        List<UnlinkedSalesCustomerVO> list = bmsCustomerService.selectUnlinkedSalesUserCustomerList(query);
+        return getDataTable(list);
+    }
+
     /**
      * 客户下拉选项。
      * 只返回客户ID、客户编码、客户名称，供各页面下拉框使用。
diff --git a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/mapper/BmsCustomerMapper.java b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/mapper/BmsCustomerMapper.java
index 937fdc9f..bbc75226 100644
--- a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/mapper/BmsCustomerMapper.java
+++ b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/mapper/BmsCustomerMapper.java
@@ -2,7 +2,6 @@ package com.bms.customer.customerinfo.mapper;
 
 import java.util.List;
 import com.bms.customer.customerinfo.domain.BmsCustomer;
-import com.bms.customer.customerinfo.domain.BmsCustomerOption;
 import com.bms.customer.customerinfo.domain.BmsCustomerAttachment;
 import com.bms.customer.customerinfo.domain.BmsCustomerCompany;
 import com.bms.customer.customerinfo.domain.BmsCustomerContact;
@@ -44,6 +43,9 @@ public interface BmsCustomerMapper
      */
     public List<BmsCustomerOption> selectCustomerOptions(BmsCustomer query);
 
+    /** 独立分页查询未关联业务员的客户，仅按 sales_user_id 为空筛选。 */
+    public List<UnlinkedSalesCustomerVO> selectUnlinkedSalesUserCustomerList(BmsCustomer query);
+
     /** 校验业务员用户ID仍对应未删除的系统用户。 */
     public int countValidSalesUserId(@org.apache.ibatis.annotations.Param("salesUserId") String salesUserId);
 
diff --git a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/IBmsCustomerService.java b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/IBmsCustomerService.java
index ea16cab0..6b1c42bd 100644
--- a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/IBmsCustomerService.java
+++ b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/IBmsCustomerService.java
@@ -7,6 +7,7 @@ import com.bms.customer.customerinfo.domain.BmsCustomerAttachment;
 import com.bms.customer.customerinfo.domain.BmsCustomerCompany;
 import com.bms.customer.customerinfo.domain.BmsCustomerContact;
 import com.bms.customer.customerinfo.domain.BmsCustomerLog;
+import com.bms.customer.customerinfo.vo.UnlinkedSalesCustomerVO;
 
 /**
  * 客户主Service接口
@@ -40,6 +41,9 @@ public interface IBmsCustomerService
      */
     public List<BmsCustomer> selectBmsCustomerList(BmsCustomer bmsCustomer);
 
+    /** 独立查询未关联业务员的客户。 */
+    public List<UnlinkedSalesCustomerVO> selectUnlinkedSalesUserCustomerList(BmsCustomer query);
+
     /**
      * 查询客户下拉选项。
      * 只返回客户ID、客户编码、客户名称；keywords 按客户名称、客户编码、对外代码模糊查询。
diff --git a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/impl/BmsCustomerServiceImpl.java b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/impl/BmsCustomerServiceImpl.java
index cdadab8f..ec2b7a8e 100644
--- a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/impl/BmsCustomerServiceImpl.java
+++ b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/service/impl/BmsCustomerServiceImpl.java
@@ -19,6 +19,7 @@ import com.bms.customer.customerinfo.mapper.BmsCustomerMapper;
 import com.bms.customer.customerinfo.domain.BmsCustomer;
 import com.bms.customer.customerinfo.domain.BmsCustomerOption;
 import com.bms.customer.customerinfo.domain.BmsCustomerLog;
+import com.bms.customer.customerinfo.vo.UnlinkedSalesCustomerVO;
 import com.bms.customer.customerinfo.service.IBmsCustomerLogService;
 import com.bms.customer.customerinfo.service.IBmsCustomerService;
 import com.bms.customer.customermoney.service.ICustomerMoneyService;
@@ -90,6 +91,14 @@ public class BmsCustomerServiceImpl implements IBmsCustomerService
         return bmsCustomerMapper.selectBmsCustomerList(bmsCustomer);
     }
 
+    /** 查询未关联业务员客户，保留客户业务员维度的数据范围。 */
+    @Override
+    @DataScope(deptAlias = "su", deptField = "dept_id", userAlias = "su", userField = "user_id")
+    public List<UnlinkedSalesCustomerVO> selectUnlinkedSalesUserCustomerList(BmsCustomer query)
+    {
+        return bmsCustomerMapper.selectUnlinkedSalesUserCustomerList(query);
+    }
+
     /**
      * 客户下拉选项。数据权限与客户列表一致，只查下拉需要的字段。
      */
diff --git a/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/vo/UnlinkedSalesCustomerVO.java b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/vo/UnlinkedSalesCustomerVO.java
new file mode 100644
index 00000000..9bfc324b
--- /dev/null
+++ b/bms-back/bms-system/src/main/java/com/bms/customer/customerinfo/vo/UnlinkedSalesCustomerVO.java
@@ -0,0 +1,16 @@
+package com.bms.customer.customerinfo.vo;
+
+import lombok.Data;
+
+/** 未关联业务员客户弹窗专用列表响应。 */
+@Data
+public class UnlinkedSalesCustomerVO
+{
+    private Long customerId;
+    private String customerCode;
+    private String customerName;
+    private String customerCodeDw;
+    private String customerType;
+    private String isEnable;
+    private String sourceSalesCode;
+}
diff --git a/bms-back/bms-system/src/main/resources/mapper/customer/BmsCustomerMapper.xml b/bms-back/bms-system/src/main/resources/mapper/customer/BmsCustomerMapper.xml
index a7784d02..8ac9eef2 100644
--- a/bms-back/bms-system/src/main/resources/mapper/customer/BmsCustomerMapper.xml
+++ b/bms-back/bms-system/src/main/resources/mapper/customer/BmsCustomerMapper.xml
@@ -112,6 +112,26 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         order by c.customer_id desc
     </select>
 
+    <select id="selectUnlinkedSalesUserCustomerList"
+            parameterType="com.bms.customer.customerinfo.domain.BmsCustomer"
+            resultType="com.bms.customer.customerinfo.vo.UnlinkedSalesCustomerVO">
+        select c.customer_id as customerId,
+               c.customer_code as customerCode,
+               c.customer_name as customerName,
+               c.customer_code_dw as customerCodeDw,
+               c.customer_type as customerType,
+               c.is_enable as isEnable,
+               c.source_sales_code as sourceSalesCode
+        from ctr_customer c
+        left join sys_user su
+            on su.del_flag = '0'
+           and cast(su.user_id as char) = c.sales_user_id
+        where c.del_flag = '0'
+          and (c.sales_user_id is null or trim(c.sales_user_id) = '')
+          ${params.dataScope}
+        order by c.customer_id desc
+    </select>
+
     <resultMap type="BmsCustomerOption" id="BmsCustomerOptionResult">
         <result property="customerId"    column="customer_id"    />
         <result property="customerCode"  column="customer_code"  />
diff --git a/bms-front/src/api/customersuppliermanagement/customerinfo/customer.js b/bms-front/src/api/customersuppliermanagement/customerinfo/customer.js
index 6d4dc205..158877d5 100644
--- a/bms-front/src/api/customersuppliermanagement/customerinfo/customer.js
+++ b/bms-front/src/api/customersuppliermanagement/customerinfo/customer.js
@@ -9,6 +9,15 @@ export function listCustomer(query) {
   })
 }
 
+// 分页查询未关联业务员的客户
+export function listUnlinkedSalesUserCustomers(query) {
+  return request({
+    url: '/customersupplier/customerinfo/unlinked-sales-user/list',
+    method: 'get',
+    params: query
+  })
+}
+
 // 客户下拉选项：只返回客户ID、客户编码、客户名称
 // keywords 按客户名称、客户编码、对外代码模糊查询
 export function listCustomerOption(query) {
diff --git a/bms-front/src/views/customersuppliermanagement/customerinfo/components/CustomerUnlinkedSalesDialog.vue b/bms-front/src/views/customersuppliermanagement/customerinfo/components/CustomerUnlinkedSalesDialog.vue
new file mode 100644
index 00000000..3e9f1445
--- /dev/null
+++ b/bms-front/src/views/customersuppliermanagement/customerinfo/components/CustomerUnlinkedSalesDialog.vue
@@ -0,0 +1,86 @@
+<template>
+  <el-dialog
+    :model-value="modelValue"
+    @update:model-value="$emit('update:modelValue', $event)"
+    title="未关联业务员客户"
+    width="min(1100px, 96vw)"
+    append-to-body
+    destroy-on-close
+    @open="handleOpen"
+  >
+    <el-table v-loading="loading" :data="customerList" border row-key="customerId" empty-text="暂无未关联业务员的客户">
+      <el-table-column label="客户编码" prop="customerCode" min-width="120" align="center" />
+      <el-table-column label="客户名称" prop="customerName" min-width="240" show-overflow-tooltip />
+      <el-table-column label="对外代码" prop="customerCodeDw" min-width="140" align="center" />
+      <el-table-column label="源业务员工号" prop="sourceSalesCode" min-width="150" align="center" />
+      <el-table-column label="业务类型" prop="customerType" width="110" align="center">
+        <template #default="scope">
+          <dict-tag :options="customer_type" :value="scope.row.customerType" />
+        </template>
+      </el-table-column>
+      <el-table-column label="启用状态" prop="isEnable" width="110" align="center">
+        <template #default="scope">
+          <dict-tag :options="sys_normal_disable" :value="scope.row.isEnable" />
+        </template>
+      </el-table-column>
+      <el-table-column label="业务员" width="120" align="center">
+        <template #default>
+          <span class="unlinked-label">未关联</span>
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <pagination
+      v-show="total > 0"
+      :total="total"
+      v-model:page="pageNum"
+      v-model:limit="pageSize"
+      @pagination="getList"
+    />
+
+    <template #footer>
+      <el-button @click="$emit('update:modelValue', false)">关闭</el-button>
+    </template>
+  </el-dialog>
+</template>
+
+<script setup>
+import { ref } from 'vue'
+import { listUnlinkedSalesUserCustomers } from '@/api/customersuppliermanagement/customerinfo/customer'
+
+defineProps({
+  modelValue: { type: Boolean, default: false }
+})
+defineEmits(['update:modelValue'])
+
+const { sys_normal_disable, customer_type } = useDict('sys_normal_disable', 'customer_type')
+const loading = ref(false)
+const customerList = ref([])
+const total = ref(0)
+const pageNum = ref(1)
+const pageSize = ref(10)
+
+function handleOpen() {
+  pageNum.value = 1
+  getList()
+}
+
+function getList() {
+  loading.value = true
+  listUnlinkedSalesUserCustomers({
+    pageNum: pageNum.value,
+    pageSize: pageSize.value
+  }).then(response => {
+    customerList.value = response.rows || []
+    total.value = response.total || 0
+  }).finally(() => {
+    loading.value = false
+  })
+}
+</script>
+
+<style scoped>
+.unlinked-label {
+  color: var(--el-color-warning);
+}
+</style>
diff --git a/bms-front/src/views/customersuppliermanagement/customerinfo/index.vue b/bms-front/src/views/customersuppliermanagement/customerinfo/index.vue
index 36373df0..bcb7d58b 100644
--- a/bms-front/src/views/customersuppliermanagement/customerinfo/index.vue
+++ b/bms-front/src/views/customersuppliermanagement/customerinfo/index.vue
@@ -114,6 +114,15 @@
           v-hasPermi="['customersupplier:customerinfo:remove']"
         >删除</el-button>
       </el-col>
+      <el-col :span="1.5">
+        <el-button
+          type="info"
+          plain
+          icon="User"
+          @click="unlinkedSalesDialogVisible = true"
+          v-hasPermi="['customersupplier:customerinfo:list']"
+        >未关联业务员</el-button>
+      </el-col>
       <el-col :span="1.5">
         <el-button
           type="warning"
@@ -302,6 +311,8 @@
       :customer-name="billCustomer.customerName"
     />
 
+    <customer-unlinked-sales-dialog v-model="unlinkedSalesDialogVisible" />
+
     <!-- 右键复制列值 -->
     <table-copy-menu
       ref="copyMenuRef"
@@ -319,6 +330,7 @@ import { useProducts, parseProductCodes } from '@/components/ProductSelect/usePr
 import { useUsers } from '@/components/UserSelect/useUsers'
 import CustomerLogDialog from './components/CustomerLogDialog.vue'
 import CustomerBillListDialog from './customermoney/CustomerBillListDialog.vue'
+import CustomerUnlinkedSalesDialog from './components/CustomerUnlinkedSalesDialog.vue'
 import { useColumnSettings } from '@/utils/columnSettings'
 
 const { proxy } = getCurrentInstance()
@@ -531,6 +543,7 @@ function handleCustomerMoney(row) {
 /** 在客户信息列表内打开只读账单弹窗 */
 const billDialogVisible = ref(false)
 const billCustomer = ref({})
+const unlinkedSalesDialogVisible = ref(false)
 function handleViewBills(row) {
   if (!row || !row.customerId) {
     proxy.$modal.msgWarning('客户信息无效，无法查看账单')