diff --git a/src/api/vehicle/customer-archive.js b/src/api/vehicle/customer-archive.js
index 0814c2a..222ca13 100644
--- a/src/api/vehicle/customer-archive.js
+++ b/src/api/vehicle/customer-archive.js
@@ -163,6 +163,18 @@ export const queryKingdeeCustomer = creditCode => {
   });
 };
 
+// 金蝶供应商编码查询（A901-1）：新增客商填写信用代码后即时回显
+export const querySupplierCode = creditCode => {
+  return request({
+    url: '/blade-transport/customer-archive/query-supplier-code',
+    method: 'get',
+    timeout: 30000,
+    params: {
+      creditCode,
+    },
+  });
+};
+
 export const syncKingdee = id => {
   return request({
     url: '/blade-transport/customer-archive/sync-kingdee',
diff --git a/src/views/vehicle/customer-archive.vue b/src/views/vehicle/customer-archive.vue
index 51e15fa..8f918e7 100644
--- a/src/views/vehicle/customer-archive.vue
+++ b/src/views/vehicle/customer-archive.vue
@@ -1606,6 +1606,7 @@ import {
   getScoreTemplate,
   recognizeBusinessLicenseOcr,
   queryKingdeeCustomer,
+  querySupplierCode,
   syncKingdee,
 } from '@/api/vehicle/customer-archive';
 import { getRisk, getRiskByName } from '@/api/business/hcs';
@@ -2492,6 +2493,7 @@ export default {
       const form = this.archiveForm;
       form.kingdeeStatus = 'none';
       form.customerCode = '';
+      form.supplierCode = '';
       form.fullName = '';
       form.legalPerson = '';
       form.registeredCapital = '';
@@ -2515,7 +2517,21 @@ export default {
         .toUpperCase();
       if (code.length !== 18 || this.unifiedCreditCodeError(code)) return;
       clearTimeout(this.kingdeeQueryTimer);
-      this.kingdeeQueryTimer = setTimeout(() => this.fetchKingdeeCustomer(code), 500);
+      this.kingdeeQueryTimer = setTimeout(() => {
+        this.fetchKingdeeCustomer(code);
+        this.fetchSupplierCode(code);
+      }, 500);
+    },
+    // 新增态下信用代码录入后即时查询金蝶供应商编码（A901-1）回显，查询失败静默留空，保存/同步时后端兜底落库
+    async fetchSupplierCode(code) {
+      try {
+        const res = await querySupplierCode(code);
+        // 防止响应返回时用户已修改代码
+        if (String(this.archiveForm.unifiedCreditCode || '').trim().toUpperCase() !== code) return;
+        this.archiveForm.supplierCode = res?.data?.data || '';
+      } catch (error) {
+        // 忽略查询异常，编码留空
+      }
     },
     async fetchKingdeeCustomer(code) {
       let customer = null;