diff --git a/apps/h5-partner/src/pages/ProxyOrderPage.tsx b/apps/h5-partner/src/pages/ProxyOrderPage.tsx
index 6ea9ed3..fc32b5c 100644
--- a/apps/h5-partner/src/pages/ProxyOrderPage.tsx
+++ b/apps/h5-partner/src/pages/ProxyOrderPage.tsx
@@ -83,8 +83,8 @@ export default function ProxyOrderPage() {
           quantity,
           deliveryMode,
           storeId: deliveryMode === 'ON_SITE_PICKUP' ? storeId || undefined : undefined,
-          receiverCity: deliveryMode === 'ADDRESS' ? region.city || undefined : undefined,
-          receiverDistrict: deliveryMode === 'ADDRESS' ? region.district || undefined : undefined,
+          receiverCity: deliveryMode === 'ADDRESS' ? region?.city || undefined : undefined,
+          receiverDistrict: deliveryMode === 'ADDRESS' ? region?.district || undefined : undefined,
         }),
         silent: true,
       })
@@ -93,7 +93,7 @@ export default function ProxyOrderPage() {
         .finally(() => setPreviewLoading(false));
     }, 300);
     return () => clearTimeout(timer);
-  }, [productId, quantity, deliveryMode, storeId, region.city, region.district]);
+  }, [productId, quantity, deliveryMode, storeId, region?.city, region?.district]);
 
   function startCooldown(setter: (n: number | ((s: number) => number)) => void) {
     setter(60);
@@ -153,7 +153,7 @@ export default function ProxyOrderPage() {
     if (deliveryMode === 'ON_SITE_PICKUP') {
       if (!storeId) return '请选择提货门店';
     } else {
-      if (!region?.province || !region.city || !region.district) return '请选择省市区';
+      if (!region?.province || !region?.city || !region?.district) return '请选择省市区';
       if (!addressDetail.trim()) return '请填写详细地址';
       if (!autoReceive) return '配送到址须勾选同意自动收货';
     }
@@ -193,9 +193,9 @@ export default function ProxyOrderPage() {
       autoReceive: deliveryMode === 'ADDRESS' ? true : undefined,
       storeId: deliveryMode === 'ON_SITE_PICKUP' ? storeId : undefined,
       receiverName: receiverName.trim() || undefined,
-      province: deliveryMode === 'ADDRESS' ? region.province : undefined,
-      city: deliveryMode === 'ADDRESS' ? region.city : undefined,
-      district: deliveryMode === 'ADDRESS' ? region.district : undefined,
+      province: deliveryMode === 'ADDRESS' ? region?.province : undefined,
+      city: deliveryMode === 'ADDRESS' ? region?.city : undefined,
+      district: deliveryMode === 'ADDRESS' ? region?.district : undefined,
       addressDetail: deliveryMode === 'ADDRESS' ? addressDetail.trim() : undefined,
       productId,
       quantity,