diff --git a/CNAS_RunSync/ucSynchrousMain.cs b/CNAS_RunSync/ucSynchrousMain.cs
index 025b4a0..330d4fe 100644
--- a/CNAS_RunSync/ucSynchrousMain.cs
+++ b/CNAS_RunSync/ucSynchrousMain.cs
@@ -73,6 +73,13 @@ namespace CNAS_RunSync
         
             this.lblTitleMsg.Text= string.Format("类型：{0}  路径：{1}", syncInstrumentItem.SyncInstrumentDSInfo.InstrumentDataSourceType.ToString(),syncInstrumentItem.SyncInstrumentDSInfo.Path);
 
+            //获取目标表最近上传时间
+            Dictionary<string, string> times = this.ReadSyncTime();
+            if (true == times?.ContainsKey(this.syncInstrumentItem.Code))
+            {
+                this.lblTitleLastUpdateTime.Text = $"最近上传时间：{times[this.syncInstrumentItem.Code]}";
+            }
+
             //清空现有绑定
             DictComboBox.Clear();
             dictSource.Clear();
@@ -129,14 +136,6 @@ namespace CNAS_RunSync
                 cmbColumns.ValueMember = "Key";
                 cmbColumns.DisplayMember = "Key";
             }
-
-            //4.初始化最近上传时间
-            //4.1 获取目标表最近上传时间
-            Dictionary<string, string> times = this.ReadSyncTime();
-            if (true == times?.ContainsKey(this.syncInstrumentItem.Code))
-            {
-                this.lblTitleLastUpdateTime.Text = $"最近上传时间：{times[this.syncInstrumentItem.Code]}";
-            }
         }
 
         /// <summary>
diff --git a/CNAS_SyncService/CNAS_SyncService.csproj b/CNAS_SyncService/CNAS_SyncService.csproj
index abde1f8..1c04473 100644
--- a/CNAS_SyncService/CNAS_SyncService.csproj
+++ b/CNAS_SyncService/CNAS_SyncService.csproj
@@ -42,6 +42,10 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\dll\log4net.dll</HintPath>
     </Reference>
+    <Reference Include="Newtonsoft.Json, Version=13.0.1.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\dll\Newtonsoft.Json.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration.Install" />
     <Reference Include="System.Core" />
diff --git a/CNAS_SyncService/SyncServiceOperation.cs b/CNAS_SyncService/SyncServiceOperation.cs
index 4a94650..989c253 100644
--- a/CNAS_SyncService/SyncServiceOperation.cs
+++ b/CNAS_SyncService/SyncServiceOperation.cs
@@ -2,9 +2,11 @@
 using CnasSynchronousCommon;
 using CnasSynchronusClient;
 using CnasSynchrousModel;
+using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
 using System.Data;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Text;
@@ -145,7 +147,12 @@ namespace CNAS_SyncService
             if (query.Count == 1)
             {
                 string strCompareTime = "";
-                string strDateTime = CnasDataOperationFact.CnasDataOperation().GetMaxTimeByTableName(syncInstrumentItem.SyncTargetDBInfo, syncInstrumentItem.LstSyncPramas[0].TargetTable, query[0].TargetField, syncInstrumentItem.CnasInstrumentColumn, syncInstrumentItem.GUID);
+                string strDateTime = "";
+                Dictionary<string, string> times = this.ReadSyncTime();
+                if (true == times?.ContainsKey(syncInstrumentItem.Code))
+                {
+                    strDateTime = $"{times[syncInstrumentItem.Code]}";
+                }
 
                 //strDateTime = "2016-07-01 00:00:00";
                 if (strDateTime == "1899-1-1")
@@ -368,5 +375,43 @@ namespace CNAS_SyncService
             }
             return config;
         }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        private Dictionary<string, string> ReadSyncTime()
+        {
+            Dictionary<string, string> times = null;
+
+            if (File.Exists(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Cache", $"SyncTime.bin")))
+            {
+                try
+                {
+                    using (StreamReader reader = new StreamReader(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Cache", $"SyncTime.bin"), Encoding.UTF8))
+                    {
+                        try
+                        {
+                            string json = reader.ReadToEnd();
+                            times = JsonConvert.DeserializeObject<Dictionary<string, string>>(json);
+                        }
+                        catch
+                        {
+
+                        }
+                        finally
+                        {
+                            reader.Close();
+                            reader.Dispose();
+                        }
+                    }
+                }
+                catch (Exception exception)
+                {
+                    Debug.WriteLine(exception.Message);
+                }
+            }
+
+            return times;
+        }
     }
 }