diff --git a/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs b/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
index 5357d1d..6d317e3 100644
--- a/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
+++ b/BBWYB.Server.Business/PurchaseOrder/PurchaseOrderBusiness.cs
@@ -426,7 +426,8 @@ namespace BBWYB.Server.Business
                     PurchaserId = purchaseOrder.PurchaserId,
                     PurchaserName = purchaseOrder.PurchaserName,
                     PurchaserOrderId = purchaseOrder.PurchaseOrderId,
-                    IsEnabled = purchaseOrder.IsEnabled
+                    IsEnabled = purchaseOrder.IsEnabled,
+                    PurchaseMethod = purchaseOrder.PurchaseMethod.Value
                 };
 
                 var currentOrderCostDetailList = orderCostDetailList.Where(ocd => ocd.PurchaseOrderId == purchaseOrder.PurchaseOrderId).ToList();
@@ -466,7 +467,6 @@ namespace BBWYB.Server.Business
             if (request.AssociationPurchaseOrderList == null || request.AssociationPurchaseOrderList.Count() == 0)
                 throw new BusinessException("缺少采购单信息");
 
-
             var dbPurchaseOrderList = fsql.Select<OrderPurchaseInfo>().Where(opi => opi.OrderId == request.OrderId).ToList();
             var dbInvalidPurchaseOrderIdList = dbPurchaseOrderList.Where(opi => !opi.IsEnabled).Select(opi => opi.PurchaseOrderId).ToList();
 
@@ -500,7 +500,7 @@ namespace BBWYB.Server.Business
                         IsEnabled = true,
                         BelongSkuIds = string.Join(",", purchaseOrder.AssocationOrderCostDetailList.Select(x => x.SkuId)),
                         CreateTime = DateTime.Now,
-                        PurchaseMethod = Enums.PurchaseMethod.线下采购,
+                        PurchaseMethod = Enums.PurchaseMethod.关联外部单,
                         PurchaseOrderId = purchaseOrder.PurchaserOrderId,
                         PurchasePlatform = purchaseOrder.PurchasePlatform,
                         PurchaserId = purchaseOrder.PurchaserId,
@@ -522,7 +522,8 @@ namespace BBWYB.Server.Business
                             ProductId = dbOrderSku.ProductId,
                             SkuId = assOrderCostDetail.SkuId,
                             PurchaseFreight = avgFreight,
-                            TotalCost = assOrderCostDetail.SkuAmount + avgFreight
+                            TotalCost = assOrderCostDetail.SkuAmount + avgFreight,
+                            PurchaseOrderId = purchaseOrder.PurchaserOrderId
                         };
                         insertOrderCostDetailList.Add(orderCostDetail);
                     }
@@ -597,19 +598,17 @@ namespace BBWYB.Server.Business
                 }
                 insertOrderCost?.ExecuteAffrows();
                 updateOrderCost?.ExecuteAffrows();
+                if (dbOrder.OrderState == Enums.OrderState.待付款)
+                    fsql.Update<Order>(dbOrder.Id).Set(o => o.OrderState, Enums.OrderState.待出库).ExecuteAffrows();
             });
         }
 
         public void SetHistoryPurchaseOrder(SetHistoryPurchaseOrderRequest request)
         {
-            var dbOrderCostDetailList = fsql.Select<OrderCostDetail>().Where(ocd => ocd.OrderId == request.OrderId)
-                                                                      .ToList();
+            var dbOrderCostDetailList = fsql.Select<OrderCostDetail>().Where(ocd => ocd.OrderId == request.OrderId).ToList();
             var dbOrderCost = fsql.Select<OrderCost>(request.OrderId).ToOne();
             var dbOrder = fsql.Select<Order>(request.OrderId).ToOne();
 
-            var invalidCost = dbOrderCostDetailList.Sum(ocd => ocd.SkuAmount + ocd.PurchaseFreight);
-
-            //orderCost.PlatformCommissionAmount = dbOrder.OrderSellerPrice * orderCost.PlatformCommissionRatio;
             try
             {
                 dbOrderCost.PurchaseAmount = dbOrderCostDetailList.Where(ocd => ocd.PurchaseOrderId != request.PurchaseOrderId).Sum(ocd => ocd.TotalCost);
@@ -958,14 +957,16 @@ namespace BBWYB.Server.Business
                 if (dbOrderCostDetails.Count() == 0)
                     throw new Exception($"采购单{purchaseOrderId}-未查询到订单{orderPurchaseInfo.OrderId}的明细成本");
 
-                var dbOrderPurchaseRelationInfos = fsql.Select<OrderPurchaseRelationInfo>().Where(x => x.OrderId == dbOrder.Id).ToList();
-                if (dbOrderPurchaseRelationInfos.Count() == 0)
-                    throw new Exception($"采购单{purchaseOrderId}-未查询到采购单关联明细,手动关联的采购单不支持改价");
 
                 var dbOrderPurchaseInfoList = fsql.Select<OrderPurchaseInfo>().Where(opi => opi.OrderId == orderPurchaseInfo.OrderId && opi.IsEnabled == true).ToList();
                 if (dbOrderPurchaseInfoList.Count() == 0)
                     throw new Exception($"采购单{purchaseOrderId}-未查询到订单{orderPurchaseInfo.OrderId}的采购单集合");
 
+                var dbPurchaseOrderIdList = dbOrderPurchaseInfoList.Select(x => x.PurchaseOrderId).ToList();
+                var dbOrderPurchaseRelationInfos = fsql.Select<OrderPurchaseRelationInfo>().Where(x => dbPurchaseOrderIdList.Contains(x.PurchaseOrderId)).ToList();
+                if (dbOrderPurchaseRelationInfos.Count() == 0)
+                    throw new Exception($"采购单{purchaseOrderId}-未查询到采购单关联明细,手动关联的采购单不支持改价");
+
                 List<IUpdate<OrderCostDetail>> updateOrderCostDetailList = new List<IUpdate<OrderCostDetail>>();
                 IUpdate<OrderCost> updateOrderCost = null;
 
diff --git a/BBWYB.Server.Model/Dto/Response/PurchaseOrder/AssociationPurchaseOrderResponse.cs b/BBWYB.Server.Model/Dto/Response/PurchaseOrder/AssociationPurchaseOrderResponse.cs
index 095d7f8..6291511 100644
--- a/BBWYB.Server.Model/Dto/Response/PurchaseOrder/AssociationPurchaseOrderResponse.cs
+++ b/BBWYB.Server.Model/Dto/Response/PurchaseOrder/AssociationPurchaseOrderResponse.cs
@@ -50,6 +50,8 @@
         /// </summary>
         public bool IsEnabled { get; set; }
 
+        public Enums.PurchaseMethod PurchaseMethod { get; set; }
+
         /// <summary>
         /// 订单成本明细列表
         /// </summary>
diff --git a/BBWYB.Server.Model/Enums.cs b/BBWYB.Server.Model/Enums.cs
index 69e6ec5..449fcec 100644
--- a/BBWYB.Server.Model/Enums.cs
+++ b/BBWYB.Server.Model/Enums.cs
@@ -16,12 +16,13 @@
         }
 
         /// <summary>
-        /// 采购方式 线上采购 = 0,线下采购 = 1
+        /// 采购方式 线上采购 = 0,关联外部单 = 1,手动下单 = 2
         /// </summary>
         public enum PurchaseMethod
         {
             线上采购 = 0,
-            线下采购 = 1
+            关联外部单 = 1,
+            手动下单 = 2
         }
 
         /// <summary>
@@ -85,7 +86,7 @@
             暂停 = 7,
             已退款 = 8,
             Unknow = 100,
-                待配置 = 101,
+            待配置 = 101,
         }
 
         /// <summary>
diff --git a/zh-Hans/FreeSql.resources.dll b/zh-Hans/FreeSql.resources.dll
new file mode 100644
index 0000000..5eb0c06
Binary files /dev/null and b/zh-Hans/FreeSql.resources.dll differ