diff --git a/src/components/kingdee-invoice-pool-dialog/main.vue b/src/components/kingdee-invoice-pool-dialog/main.vue
index 6a3c2a4..ddcbf39 100644
--- a/src/components/kingdee-invoice-pool-dialog/main.vue
+++ b/src/components/kingdee-invoice-pool-dialog/main.vue
@@ -20,21 +20,47 @@
       <el-form-item label="受票单位">
         <el-input v-model="query.buyerName" clearable @keyup.enter="handleQuery" />
       </el-form-item>
-      <el-form-item label="销方税号">
-        <el-input
+      <el-form-item label="开票单位（销方）">
+        <el-select
           v-model="query.salerTaxNo"
           clearable
-          style="width: 180px"
+          filterable
+          remote
+          reserve-keyword
+          :remote-method="keyword => searchCustomers(keyword, 'saler')"
+          :loading="customerLoading.saler"
+          placeholder="输入名称搜索或直接粘贴税号"
+          style="width: 220px"
           @keyup.enter="handleQuery"
-        />
+        >
+          <el-option
+            v-for="item in customerOptions.saler"
+            :key="item.value"
+            :label="item.label"
+            :value="item.value"
+          />
+        </el-select>
       </el-form-item>
-      <el-form-item label="购方税号">
-        <el-input
+      <el-form-item label="受票单位（购方）">
+        <el-select
           v-model="query.buyerTaxNo"
           clearable
-          style="width: 180px"
+          filterable
+          remote
+          reserve-keyword
+          :remote-method="keyword => searchCustomers(keyword, 'buyer')"
+          :loading="customerLoading.buyer"
+          placeholder="输入名称搜索或直接粘贴税号"
+          style="width: 220px"
           @keyup.enter="handleQuery"
-        />
+        >
+          <el-option
+            v-for="item in customerOptions.buyer"
+            :key="item.value"
+            :label="item.label"
+            :value="item.value"
+          />
+        </el-select>
       </el-form-item>
       <el-form-item label="发票类型">
         <el-select
@@ -167,6 +193,7 @@
 </template>
 
 <script>
+import { getList as getCustomerList } from '@/api/vehicle/customer-archive';
 import {
   downloadKingdeeInvoiceFile,
   isKingdeePathAttachment,
@@ -199,6 +226,9 @@ export default {
       page: { current: 1, size: 10, total: 0 },
       // 正在查看/下载附件的发票号（行级 loading 守卫）
       attachmentBusy: null,
+      // 销/购方客商下拉：远程按名称搜客商档案，选中带出税号查询；手动输入的裸税号直接作为值过滤
+      customerOptions: { saler: [], buyer: [] },
+      customerLoading: { saler: false, buyer: false },
       query: this.emptyQuery(),
     };
   },
@@ -296,6 +326,24 @@ export default {
       this.query = this.emptyQuery();
       this.handleQuery();
     },
+    // 客商名称远程搜索：含 18 位社会信用代码特征（数字+大写字母）时按裸税号直查，否则搜客商档案带出税号
+    async searchCustomers(keyword, side) {
+      const text = String(keyword || '').trim();
+      if (!text) return;
+      if (/^[0-9A-Z]{15,20}$/.test(text)) {
+        this.customerOptions[side] = [{ label: `${text}（手输税号）`, value: text }];
+        return;
+      }
+      this.customerLoading[side] = true;
+      try {
+        const data = this.unwrap(await getCustomerList(1, 20, { fullName: text }));
+        this.customerOptions[side] = (data.records || [])
+          .filter(item => item.unifiedCreditCode)
+          .map(item => ({ label: `${item.fullName}（${item.unifiedCreditCode}）`, value: item.unifiedCreditCode }));
+      } finally {
+        this.customerLoading[side] = false;
+      }
+    },
     unwrap(response) {
       const body = response?.data || response || {};
       return body?.data || body;