diff --git a/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs b/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
index 109e792..57fc92e 100644
--- a/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
+++ b/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
@@ -317,7 +317,7 @@ namespace BBWYB.Server.Business
             List<OrderCostDetail> insertOrderCostDetails = new List<OrderCostDetail>();
             List<OrderPurchaseInfo> insertOrderPurchaseInfos = new List<OrderPurchaseInfo>();
             List<OrderPurchaseSkuInfo> insertOrderPurchaseSkuInfos = new List<OrderPurchaseSkuInfo>();
-            List<long> updatePurchaseTimeSchemeIdList = new List<long>();
+            List<IUpdate<PurchaseScheme>> updatePurchaseSchemeList = new List<IUpdate<PurchaseScheme>>();
             List<OrderPurchaseRelationInfo> insertOrderPurchaseRelationInfoList = new List<OrderPurchaseRelationInfo>();
             List<string> updatePurchaseTimeLimitTaskOrderSkuList = new List<string>();
             List<QiKuPackTaskSkuPurchaseSchemeIdRequest> notifyQikuPackSchemeParamList = null;
@@ -328,6 +328,7 @@ namespace BBWYB.Server.Business
             IUpdate<OrderCost> updateOrderCost = null;
             List<OrderSkuCost> insertOrderSkuCostList = new List<OrderSkuCost>();
             IList<IUpdate<OrderSkuCost>> updateOrderSkuCostList = new List<IUpdate<OrderSkuCost>>();
+            List<PP_QueryOrderDetailSkuResponse> createdPurchaseOrderItemList = new List<PP_QueryOrderDetailSkuResponse>();
 
             foreach (var cargoParamGroup in request.CargoParamGroupList)
             {
@@ -338,8 +339,6 @@ namespace BBWYB.Server.Business
                 var client = ppPlatformClientFactory.GetClient((AdapterEnums.PlatformType)cargoParamGroup.PurchasePlatform);
                 var extJson = extJArray.FirstOrDefault(j => j.Value<string>("PurchaserId") == cargoParamGroup.PurchaserId);
 
-                updatePurchaseTimeSchemeIdList.AddRange(cargoParamGroup.CargoParamList.Select(p => p.SchemeId).Distinct());
-
                 var orderProductParamList = CombineRepeatPurchaseSku(cargoParamGroup.CargoParamList);
 
                 var createOrderResponse = client.CreateOrder(new PP_CreateOrderRequest()
@@ -372,15 +371,15 @@ namespace BBWYB.Server.Business
                     AppToken = purchaseAccount.AppToken,
                     OrderId = createOrderResponse.OrderId
                 });
+                createdPurchaseOrderItemList.AddRange(purchaseOrderSimpleInfo.ItemList);
 
                 //totalPurchaseProductAmount += purchaseOrderSimpleInfo.ProductAmount;
                 //totalPurchaseFreight += purchaseOrderSimpleInfo.FreightAmount;
 
+                #region 创建订单采购关系
                 foreach (var cargoParam in cargoParamGroup.CargoParamList)
                 {
                     var orderSku = orderSkus.FirstOrDefault(osku => osku.SkuId == cargoParam.BelongSkuId);
-
-                    #region 创建订单采购关系
                     insertOrderPurchaseRelationInfoList.Add(new OrderPurchaseRelationInfo()
                     {
                         Id = idGenerator.NewLong(),
@@ -395,8 +394,8 @@ namespace BBWYB.Server.Business
                         SchemeId = cargoParam.SchemeId,
                         SourceSkuId = orderSku?.BelongSkuId
                     });
-                    #endregion
                 }
+                #endregion
 
                 #region 等比计算采购成本
                 var proportionalCalculationResultList = ProportionalCalculationCost(cargoParamGroup.CargoParamList, purchaseOrderSimpleInfo);
@@ -497,6 +496,27 @@ namespace BBWYB.Server.Business
                 #endregion
             }
 
+            #region 更新采购方案最近采购价格
+            {
+                var allCargoParamList = new List<CargoParamRequest>();
+
+                request.CargoParamGroupList.ForEach(x => allCargoParamList.AddRange(x.CargoParamList));
+
+                var cargoParamGroupsBySchemeList = allCargoParamList.GroupBy(c => c.SchemeId);
+                foreach (var cargoParamGroupsByScheme in cargoParamGroupsBySchemeList)
+                {
+                    var defalutCost = 0M;
+                    var schemeId = cargoParamGroupsByScheme.Key;
+
+                    defalutCost = cargoParamGroupsByScheme.Sum(cargoParam => createdPurchaseOrderItemList.Where(x => x.SkuId == cargoParam.SkuId)
+                                                          .Select(x => x.Price * (cargoParam.PurchaseRatio ?? 1)).DefaultIfEmpty(0M).First());
+                    var update = fsql.Update<PurchaseScheme>(schemeId).Set(ps => ps.LastPurchaseTime, DateTime.Now)
+                                                                      .Set(ps => ps.LastPurchasePriceCost, defalutCost);
+                    updatePurchaseSchemeList.Add(update);
+                }
+            }
+            #endregion
+
             #region 订单Sku成本
             var allOrderCostDetail = orderCostDetailList.Union(insertOrderCostDetails).ToList();
             foreach (var orderSku in orderSkus)
@@ -590,8 +610,11 @@ namespace BBWYB.Server.Business
                     fsql.Insert(insertOrderPurchaseRelationInfoList).ExecuteAffrows();
                 updateOrderCost?.ExecuteAffrows();
                 insertOrderCost?.ExecuteAffrows();
-                if (updatePurchaseTimeSchemeIdList.Count() > 0)
-                    fsql.Update<PurchaseScheme>(updatePurchaseTimeSchemeIdList).Set(p => p.LastPurchaseTime, DateTime.Now).ExecuteAffrows();
+                if (updatePurchaseSchemeList.Count() > 0)
+                {
+                    foreach (var update in updatePurchaseSchemeList)
+                        update.ExecuteAffrows();
+                }
                 fsql.Update<Order>(request.OrderId).Set(o => o.OrderState, dbOrder.OrderState)
                                                    .SetIf(!string.IsNullOrEmpty(request.Remark), o => o.PurchaseRemark, request.Remark)
                                                    .Set(o => o.IsPurchased, true)
diff --git a/BBWYB.Server.Business/PurchaseScheme/PurchaseSchemeBusiness.cs b/BBWYB.Server.Business/PurchaseScheme/PurchaseSchemeBusiness.cs
index 286dd05..7938a27 100644
--- a/BBWYB.Server.Business/PurchaseScheme/PurchaseSchemeBusiness.cs
+++ b/BBWYB.Server.Business/PurchaseScheme/PurchaseSchemeBusiness.cs
@@ -6,10 +6,7 @@ using BBWYB.Server.Model;
 using BBWYB.Server.Model.Db;
 using BBWYB.Server.Model.Dto;
 using FreeSql;
-using MySqlX.XDevAPI;
 using Newtonsoft.Json;
-using Org.BouncyCastle.Asn1.X509.Qualified;
-using System.Net.Http.Headers;
 using Yitter.IdGenerator;
 
 namespace BBWYB.Server.Business
diff --git a/BBWYB.Server.Model/Dto/Request/PurchaseOrder/CargoParamRequest.cs b/BBWYB.Server.Model/Dto/Request/PurchaseOrder/CargoParamRequest.cs
index f87cc75..22bbb7b 100644
--- a/BBWYB.Server.Model/Dto/Request/PurchaseOrder/CargoParamRequest.cs
+++ b/BBWYB.Server.Model/Dto/Request/PurchaseOrder/CargoParamRequest.cs
@@ -17,7 +17,7 @@
         public string SpecId { get; set; }
 
         /// <summary>
-        /// 采购数量
+        /// 采购配件数量 (订单sku数量 * 采购比例)
         /// </summary>
         public int Quantity { get; set; }
 
@@ -30,6 +30,11 @@
         /// 采购方案Id
         /// </summary>
         public long SchemeId { get; set; }
+
+        /// <summary>
+        /// 配件的采购比例 不传值默认1
+        /// </summary>
+        public int? PurchaseRatio { get; set; }
     }
     public class CargoParamGroupRequest
     {
@@ -52,6 +57,6 @@
         /// <summary>
         /// 采购商品列表
         /// </summary>
-        public IList<CargoParamRequest> CargoParamList { get; set; }
+        public List<CargoParamRequest> CargoParamList { get; set; }
     }
 }
diff --git a/BBWYB.Server.Model/Dto/Request/PurchaseOrder/PreviewOrderRequest.cs b/BBWYB.Server.Model/Dto/Request/PurchaseOrder/PreviewOrderRequest.cs
index 600af08..a55aff4 100644
--- a/BBWYB.Server.Model/Dto/Request/PurchaseOrder/PreviewOrderRequest.cs
+++ b/BBWYB.Server.Model/Dto/Request/PurchaseOrder/PreviewOrderRequest.cs
@@ -7,7 +7,7 @@ namespace BBWYB.Server.Model.Dto
         /// <summary>
         /// 采购账号列表
         /// </summary>
-        public IList<PurchaseAccountRequest> PurchaseAccountList { get; set; }
+        public List<PurchaseAccountRequest> PurchaseAccountList { get; set; }
 
         public Enums.PurchaseOrderMode PurchaseOrderMode { get; set; }
 
@@ -19,7 +19,7 @@ namespace BBWYB.Server.Model.Dto
         /// <summary>
         /// 采购参数列表(以采购商分组)
         /// </summary>
-        public IList<CargoParamGroupRequest> CargoParamGroupList { get; set; }
+        public List<CargoParamGroupRequest> CargoParamGroupList { get; set; }
     }
 
 }