diff --git a/BBWY.Client/Models/Product/Purchaser.cs b/BBWY.Client/Models/Product/Purchaser.cs
index c10a6f6d..21ab7466 100644
--- a/BBWY.Client/Models/Product/Purchaser.cs
+++ b/BBWY.Client/Models/Product/Purchaser.cs
@@ -20,6 +20,6 @@
 
         public string Location { get; set; }
 
-        //public Platform Platform { get; set; }
+        public Platform Platform { get; set; }
     }
 }
diff --git a/BBWY.Client/ViewModels/Order/ChoosePurchaseSchemeViewModel.cs b/BBWY.Client/ViewModels/Order/ChoosePurchaseSchemeViewModel.cs
index 9eab7d00..7a8e41fa 100644
--- a/BBWY.Client/ViewModels/Order/ChoosePurchaseSchemeViewModel.cs
+++ b/BBWY.Client/ViewModels/Order/ChoosePurchaseSchemeViewModel.cs
@@ -103,23 +103,17 @@ namespace BBWY.Client.ViewModels
 
         public void PreviewPurchase(Purchaser purchaser)
         {
-            var count = globalContext.User.Shop.PurchaseAccountList == null ? 0 : globalContext.User.Shop.PurchaseAccountList.Count();
-            if (count > 1)
+            var purchaseAccount = globalContext.User.Shop.PurchaseAccountList.FirstOrDefault(pa => pa.PurchasePlatformId == purchaser.Platform);
+            if (purchaseAccount == null)
             {
-                //选择采购账号
-                //验证采购账号的所属平台 
-            }
-            else if (count == 1)
-            {
-                var p = new _1688Purchase(order, purchaser, globalContext.User.Shop.PurchaseAccountList[0]);
-                p.ShowDialog();
-                GalaSoft.MvvmLight.Messaging.Messenger.Default.Send<object>(null, "ChoosePurchaseScheme_Close");
-            }
-            else
-            {
-                MessageBox.Show("缺少采购账号", "提示");
+                MessageBox.Show($"缺少{purchaser.Platform}的采购账号", "提示");
                 return;
             }
+
+            var p = new _1688Purchase(order, purchaser, purchaseAccount);
+            p.ShowDialog();
+            GalaSoft.MvvmLight.Messaging.Messenger.Default.Send<object>(null, "ChoosePurchaseScheme_Close");
+
         }
     }
 }