diff --git a/BBWY.Server.Business/Order/OrderBusiness.cs b/BBWY.Server.Business/Order/OrderBusiness.cs
index 1e906e9e..f651ee3a 100644
--- a/BBWY.Server.Business/Order/OrderBusiness.cs
+++ b/BBWY.Server.Business/Order/OrderBusiness.cs
@@ -425,6 +425,9 @@ namespace BBWY.Server.Business
         /// <param name="autoCalculationCostRequest"></param>
         public void AutoCalculationCost(AutoCalculationCostRequest autoCalculationCostRequest)
         {
+            if (autoCalculationCostRequest.PlatformCommissionRatio == 0M)
+                autoCalculationCostRequest.PlatformCommissionRatio = 0.05M;
+
             var dbOrder = fsql.Select<Order>(autoCalculationCostRequest.OrderId).ToOne();
             if (dbOrder == null)
                 throw new BusinessException($"订单号{autoCalculationCostRequest.OrderId}不存在");
@@ -519,15 +522,13 @@ namespace BBWY.Server.Business
                         SkuAmount = purchaseOrder.SingleSkuAmount * deductionQuantity,
                         StorageAmount = purchaseOrder.SingleStorageAmount * deductionQuantity
                     };
-                    orderCostDetail.SkuGrossProfit = orderSku.Price.Value * deductionQuantity - (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight);
+                    orderCostDetail.SkuGrossProfit = orderSku.Price.Value * deductionQuantity - (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight) - orderSku.Price.Value * deductionQuantity * autoCalculationCostRequest.PlatformCommissionRatio;
                     insertOrderCostDetailList.Add(orderCostDetail);
                 }
             }
 
             if (orderCost == null)
             {
-                if (autoCalculationCostRequest.PlatformCommissionRatio == 0M)
-                    autoCalculationCostRequest.PlatformCommissionRatio = 0.05M;
                 #region 计算成本
                 orderCost = new OrderCost()
                 {
@@ -584,6 +585,8 @@ namespace BBWY.Server.Business
         /// <exception cref="BusinessException"></exception>
         public void ManualCalculationCost(ManualCalculationCostRequest manualCalculationCostRequest)
         {
+            if (manualCalculationCostRequest.PlatformCommissionRatio == 0M)
+                manualCalculationCostRequest.PlatformCommissionRatio = 0.05M;
             var dbOrder = fsql.Select<Order>(manualCalculationCostRequest.OrderId).ToOne();
             if (dbOrder == null)
                 throw new BusinessException($"订单号{manualCalculationCostRequest.OrderId}不存在");
@@ -617,7 +620,8 @@ namespace BBWY.Server.Business
                 if (osku != null)
                 {
                     orderCostDetail.SkuGrossProfit = osku.Price.Value * orderCostDetail.DeductionQuantity -
-                                                     (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight);
+                                                     (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight) *
+                                                     osku.Price.Value * orderCostDetail.DeductionQuantity * manualCalculationCostRequest.PlatformCommissionRatio;
                 }
             }
 
@@ -627,8 +631,6 @@ namespace BBWY.Server.Business
             var orderCost = fsql.Select<OrderCost>(manualCalculationCostRequest.OrderId).ToOne();
             if (orderCost == null)
             {
-                if (manualCalculationCostRequest.PlatformCommissionRatio == 0M)
-                    manualCalculationCostRequest.PlatformCommissionRatio = 0.05M;
                 orderCost = new OrderCost()
                 {
                     OrderId = manualCalculationCostRequest.OrderId,
diff --git a/BBWY.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs b/BBWY.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
index 1aabcfd4..87a89dac 100644
--- a/BBWY.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
+++ b/BBWY.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
@@ -261,6 +261,7 @@ namespace BBWY.Server.Business
                     //UnitCost = purchaseOrder.UnitCost,
                     //TotalCost = currentOrderSkuProductAmount + currentOrderSkuFreightAmount//purchaseOrder.UnitCost * orderSku.ItemTotal.Value
                 };
+                orderCostDetail.SkuGrossProfit = orderSku.Price.Value * orderCostDetail.DeductionQuantity - (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight) - orderSku.Price.Value * orderCostDetail.DeductionQuantity * createOnlinePurchaseOrderRequest.PlatformCommissionRatio;
                 insertOrderCostDetails.Add(orderCostDetail);
                 #endregion
             }
diff --git a/BBWY.Server.Business/Sync/OrderSyncBusiness.cs b/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
index 7a0b63f9..81cedc2d 100644
--- a/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
+++ b/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
@@ -517,7 +517,8 @@ namespace BBWY.Server.Business
                                             IsEnabled = true
                                         };
                                         orderCostDetail.SkuGrossProfit = itemPrice * deductionQuantity -
-                                                                         (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight);
+                                                                         (orderCostDetail.TotalCost + orderCostDetail.DeliveryExpressFreight) -
+                                                                         itemPrice * deductionQuantity * platformCommissionRatio;
                                         insertOrderCostDetailList.Add(orderCostDetail);
                                     }
                                 }