diff --git a/BBWY.Client/APIServices/PurchaseProductAPIService.cs b/BBWY.Client/APIServices/PurchaseProductAPIService.cs
index 5ba88e70..86432de9 100644
--- a/BBWY.Client/APIServices/PurchaseProductAPIService.cs
+++ b/BBWY.Client/APIServices/PurchaseProductAPIService.cs
@@ -38,7 +38,11 @@ namespace BBWY.Client.APIServices
 
         public (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus)? GetProductInfo(Platform platform, string productId, string skuId, string purchaseProductId, PurchaseOrderMode priceMode, PurchaseProductAPIMode apiMode)
         {
+            if (productChaches.TryGetValue($"{purchaseProductId}_{priceMode}", out (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus) tuple))
+                return tuple.Copy();
+
             (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus)? data = null;
+
             if (apiMode == PurchaseProductAPIMode.Spider)
             {
                 data = LoadFromSpider(platform, productId, skuId, purchaseProductId, priceMode);
@@ -52,6 +56,8 @@ namespace BBWY.Client.APIServices
                     data = LoadFromSpider(platform, productId, skuId, purchaseProductId, priceMode);
             }
 
+            if (data != null)
+                productChaches.TryAdd($"{purchaseProductId}_{priceMode}", data.Value);
             return data?.Copy();
         }
 
@@ -66,9 +72,6 @@ namespace BBWY.Client.APIServices
                 if (string.IsNullOrEmpty(platformStr))
                     return null;
 
-                if (productChaches.TryGetValue($"{purchaseProductId}_{priceMode}", out (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus) tuple))
-                    return tuple;
-
                 var result = restApiService.SendRequest("https://api-gw.onebound.cn/", $"{platformStr}/item_get", $"key={oneBoundKey}&secret={oneBoundSecret}&num_iid={purchaseProductId}&lang=zh-CN&cache=no&agent={(priceMode == PurchaseOrderMode.批发 ? 0 : 1)}", null, HttpMethod.Get, paramPosition: ParamPosition.Query, enableRandomTimeStamp: true);
                 if (result.StatusCode != System.Net.HttpStatusCode.OK)
                     throw new Exception($"{result.StatusCode} {result.Content}");
@@ -102,16 +105,12 @@ namespace BBWY.Client.APIServices
                         purchaserName = j["item"]["seller_info"].Value<string>("shop_name");
                     var purchaserLocation = j["item"].Value<string>("location");
 
-                    tuple = (new Purchaser()
+                    return (new Purchaser()
                     {
                         Id = purchaserId,
                         Name = purchaserName,
                         Location = purchaserLocation
                     }, list);
-
-                    productChaches.TryAdd($"{purchaseProductId}_{priceMode}", tuple);
-
-                    return tuple;
                 }
             }
             catch { }
@@ -136,9 +135,6 @@ namespace BBWY.Client.APIServices
 
         private (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus)? LoadFromSpider(Platform platform, string productId, string skuId, string purchaseProductId, PurchaseOrderMode priceMode)
         {
-            if (productChaches.TryGetValue($"{purchaseProductId}_{priceMode}", out (Purchaser purchaser, IList<PurchaseSchemeProductSku> purchaseSchemeProductSkus) tuple))
-                return tuple;
-
             switch (platform)
             {
                 case Platform.阿里巴巴:
@@ -217,10 +213,7 @@ namespace BBWY.Client.APIServices
                     });
                 }
 
-                var tuple = (purchaser, purchaseSchemeProductSkus);
-                productChaches.TryAdd($"{purchaseProductId}_{priceMode}", tuple);
-
-                return tuple;
+                return (purchaser, purchaseSchemeProductSkus);
             }
             catch
             {