diff --git a/BBWYB.Server.API/Controllers/OrderController.cs b/BBWYB.Server.API/Controllers/OrderController.cs
index 538d1f8..8a3b6a6 100644
--- a/BBWYB.Server.API/Controllers/OrderController.cs
+++ b/BBWYB.Server.API/Controllers/OrderController.cs
@@ -163,5 +163,15 @@ namespace BBWYB.Server.API.Controllers
         {
             orderBusiness.SetSpecialOrder(request);
         }
+
+        /// <summary>
+        /// 完成议价,此操作将完成相同SKU的议价标记和待议价任务
+        /// </summary>
+        /// <param name="request"></param>
+        [HttpPost]
+        public void CompleteOptimization([FromBody]CompleteOptimizationRequest request)
+        { 
+            orderBusiness.CompleteOptimization(request);
+        }
     }
 }
diff --git a/BBWYB.Server.Business/Order/OrderBusiness.cs b/BBWYB.Server.Business/Order/OrderBusiness.cs
index 6f7f8d3..ed2bba6 100644
--- a/BBWYB.Server.Business/Order/OrderBusiness.cs
+++ b/BBWYB.Server.Business/Order/OrderBusiness.cs
@@ -12,9 +12,7 @@ using Newtonsoft.Json;
 using SDKAdapter;
 using SDKAdapter.OperationPlatform.Client;
 using SDKAdapter.OperationPlatform.Models;
-using System.Collections.Concurrent;
 using System.Linq.Expressions;
-using System.Security.Cryptography;
 using Yitter.IdGenerator;
 
 namespace BBWYB.Server.Business
@@ -854,5 +852,30 @@ namespace BBWYB.Server.Business
         {
             fsql.Update<Order>(request.OrderId).Set(o => o.IsSpecialOrder, request.IsSpecialOrder).ExecuteAffrows();
         }
+
+        /// <summary>
+        /// 完成议价
+        /// </summary>
+        /// <param name="request"></param>
+        public void CompleteOptimization(CompleteOptimizationRequest request)
+        {
+            fsql.Transaction(() =>
+            {
+                fsql.Update<OrderSku>().Set(osku => osku.IsOptimizationCompleted, 1)
+                                       .Where(osku => osku.ShopId == request.ShopId &&
+                                                      osku.SkuId == request.SkuId &&
+                                                      osku.IsNeedOptimization == 1 &&
+                                                      osku.IsOptimizationCompleted == 0)
+                                       .ExecuteAffrows();
+
+                fsql.Update<TimeLimitTask>().Set(t => t.CompletionTime, DateTime.Now)
+                                            .Set(t => t.IsTimely == (DateTime.Now < t.ExpirationTime ? true : false))
+                                            .Where(t => t.ShopId == request.ShopId &&
+                                                        t.SkuId == request.SkuId &&
+                                                        t.CompletionTime == null &&
+                                                        t.TaskType == Enums.TimeLimitTaskType.待议价任务)
+                                            .ExecuteAffrows();
+            });
+        }
     }
 }
diff --git a/BBWYB.Server.Model/Dto/Request/Order/CompleteOptimizationRequest.cs b/BBWYB.Server.Model/Dto/Request/Order/CompleteOptimizationRequest.cs
new file mode 100644
index 0000000..d47f383
--- /dev/null
+++ b/BBWYB.Server.Model/Dto/Request/Order/CompleteOptimizationRequest.cs
@@ -0,0 +1,11 @@
+namespace BBWYB.Server.Model.Dto
+{
+    public class CompleteOptimizationRequest
+    {
+        //public string OrderId { get; set; }
+
+        public long ShopId { get; set; }
+
+        public string SkuId { get; set; }
+    }
+}