diff --git a/OpenAuth.App/ServiceApp/InsTaskHallManager/InsTaskHallApp.cs b/OpenAuth.App/ServiceApp/InsTaskHallManager/InsTaskHallApp.cs
index a3ec6f6..e7d6ff9 100644
--- a/OpenAuth.App/ServiceApp/InsTaskHallManager/InsTaskHallApp.cs
+++ b/OpenAuth.App/ServiceApp/InsTaskHallManager/InsTaskHallApp.cs
@@ -14,6 +14,7 @@ using DocumentFormat.OpenXml.Office2010.CustomUI;
 using NPOI.OpenXmlFormats.Dml;
 using Infrastructure.Extensions;
 using Moq;
+using OpenAuth.App.ServiceApp.InsTaskHallManager.Response;
 
 namespace OpenAuth.App.ServiceApp.InsTaskHallManager
 {
@@ -54,16 +55,23 @@ namespace OpenAuth.App.ServiceApp.InsTaskHallManager
         /// 完成任务
         /// </summary>
         /// <returns></returns>
-        public async Task<List<dynamic>> GetCompleteTaskList()
+        public async Task<List<InsTaskRes>> GetCompleteTaskList()
         {
             var query = await client.Queryable<InsTask>().Where(r => r.IsCompleted == true&&r.CompleteTime!=null)
-                .OrderByDescending(r => r.CompleteTime)
-                .GroupBy(r=>r.CompleteTime.ToString("yyyy-MM-dd"))
-                .Select<dynamic>(r => new
+                .Select(r => new
                 {
-                    count = SqlFunc.AggregateCount(r.Id),
-                    time= r.CompleteTime.ToString("yyyy-MM-dd")
-                }).ToListAsync();
+                    id=r.Id,
+                    datetime= r.CompleteTime.Value.Date
+                })
+                .MergeTable()
+                .GroupBy(r=>r.datetime)
+                .Select(r => new InsTaskRes
+                {
+                    count = SqlFunc.AggregateCount(r.id),
+                    time= r.datetime
+                })
+                .MergeTable().OrderBy(r => r.time)
+                .ToListAsync();
 
             return query;
         }
diff --git a/OpenAuth.App/ServiceApp/InsTaskHallManager/Response/InsTaskRes.cs b/OpenAuth.App/ServiceApp/InsTaskHallManager/Response/InsTaskRes.cs
new file mode 100644
index 0000000..54c63bf
--- /dev/null
+++ b/OpenAuth.App/ServiceApp/InsTaskHallManager/Response/InsTaskRes.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OpenAuth.App.ServiceApp.InsTaskHallManager.Response
+{
+    public class InsTaskRes
+    {
+        public int count { get; set; }
+        public DateTime time { get; set; }
+    }
+}
diff --git a/OpenAuth.WebApi/Controllers/ServiceControllers/InsTaskHallController.cs b/OpenAuth.WebApi/Controllers/ServiceControllers/InsTaskHallController.cs
index a7418c2..fd3665f 100644
--- a/OpenAuth.WebApi/Controllers/ServiceControllers/InsTaskHallController.cs
+++ b/OpenAuth.WebApi/Controllers/ServiceControllers/InsTaskHallController.cs
@@ -1,6 +1,7 @@
 using Infrastructure;
 using Microsoft.AspNetCore.Mvc;
 using OpenAuth.App.ServiceApp.InsTaskHallManager;
+using OpenAuth.App.ServiceApp.InsTaskHallManager.Response;
 using OpenAuth.App.SysDatabaseLink;
 
 namespace OpenAuth.WebApi.Controllers.ServiceControllers
@@ -43,9 +44,9 @@ namespace OpenAuth.WebApi.Controllers.ServiceControllers
         /// </summary>
         /// <returns></returns>
         [HttpGet]
-        public async Task<Response<List<dynamic>>> GetCompleteTaskList()
+        public async Task<Response<List<InsTaskRes>>> GetCompleteTaskList()
         {
-            var result = new Response<List<dynamic>>();
+            var result = new Response<List<InsTaskRes>>();
             try
             {
                 result.Result = await _app.GetCompleteTaskList();