diff --git a/src/JTTools/Configs/JT809_2011_Config.cs b/src/JTTools/Configs/JT809_2011_Config.cs
new file mode 100644
index 0000000..e04f8a0
--- /dev/null
+++ b/src/JTTools/Configs/JT809_2011_Config.cs
@@ -0,0 +1,13 @@
+using JT809.Protocol.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace JTTools.Configs
+{
+    public class JT809_2011_Config : JT809GlobalConfigBase
+    {
+        public override string ConfigId { get; }= "JT809_2011";
+    }
+}
diff --git a/src/JTTools/Configs/JT809_2019_Config.cs b/src/JTTools/Configs/JT809_2019_Config.cs
new file mode 100644
index 0000000..5dfb9cb
--- /dev/null
+++ b/src/JTTools/Configs/JT809_2019_Config.cs
@@ -0,0 +1,19 @@
+using JT809.Protocol.Enums;
+using JT809.Protocol.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace JTTools.Configs
+{
+    public class JT809_2019_Config : JT809GlobalConfigBase
+    {
+        public override string ConfigId { get; }= "JT809_2019";
+
+        public JT809_2019_Config()
+        {
+            Version = JT809Version.JTT2019;
+        }
+    }
+}
diff --git a/src/JTTools/JTTools.csproj b/src/JTTools/JTTools.csproj
index e7b5b43..d34afca 100644
--- a/src/JTTools/JTTools.csproj
+++ b/src/JTTools/JTTools.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="JT808" Version="2.2.10" />
     <PackageReference Include="JT808.Protocol.Extensions.JT1078" Version="2.2.9" />
     <PackageReference Include="JT808.Protocol.Extensions.JTActiveSafety" Version="1.0.4" />
-    <PackageReference Include="JT809" Version="2.1.3" />
+    <PackageReference Include="JT809" Version="2.1.4-preview1" />
     <PackageReference Include="JT809.Protocol.Extensions.JT1078" Version="2.1.3" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.3" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
diff --git a/src/JTTools/Pages/JT809Parse.razor b/src/JTTools/Pages/JT809Parse.razor
index fa55f1c..d809d7d 100644
--- a/src/JTTools/Pages/JT809Parse.razor
+++ b/src/JTTools/Pages/JT809Parse.razor
@@ -6,8 +6,15 @@
 @using JT809.Protocol.Configs;
 @using JT809.Protocol.Interfaces;
 @using JT809.Protocol.Exceptions;
-@inject IJT809Config  Config
-
+@using JTTools.Configs;
+@using JT809.Protocol.Enums;
+@inject JT809_2011_Config  Config2011
+@inject JT809_2019_Config  Config2019
+
+<select class="form-control" @onchange="@OnSelectVersion">
+    <option value="v2011">2011版本</option>
+    <option value="v2019">2019版本</option>
+</select>
 <select class="form-control" @onchange="@OnSelectEncryptType">
     <option value="none">未加密</option>
     <option value="encrypt">加密</option>
@@ -33,14 +40,21 @@
 </div>
 
 @code {
-    private JT809Serializer Serializer;
+    private JT809Serializer Serializer2011;
+    private JT809Serializer Serializer2019;
+
+    private string HexData2011 = "5B 00 00 00 92 00 00 06 82 94 00 01 33 EF B8 01 00 00 00 00 00 27 0F D4 C1 41 31 32 33 34 35 00 00 00 00 00 00 00 00 00 00 00 00 00 02 94 01 00 00 00 5C 01 00 02 00 00 00 00 5A 01 AC 3F 40 12 3F FA A1 00 00 00 00 5A 01 AC 4D 50 03 73 6D 61 6C 6C 63 68 69 00 00 00 00 00 00 00 00 31 32 33 34 35 36 37 38 39 30 31 00 00 00 00 00 00 00 00 00 31 32 33 34 35 36 40 71 71 2E 63 6F 6D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 BA D8 5D";
 
-    private string HexData = "5B 00 00 00 92 00 00 06 82 94 00 01 33 EF B8 01 00 00 00 00 00 27 0F D4 C1 41 31 32 33 34 35 00 00 00 00 00 00 00 00 00 00 00 00 00 02 94 01 00 00 00 5C 01 00 02 00 00 00 00 5A 01 AC 3F 40 12 3F FA A1 00 00 00 00 5A 01 AC 4D 50 03 73 6D 61 6C 6C 63 68 69 00 00 00 00 00 00 00 00 31 32 33 34 35 36 37 38 39 30 31 00 00 00 00 00 00 00 00 00 31 32 33 34 35 36 40 71 71 2E 63 6F 6D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 BA D8 5D";
+    private string HexData2019 = "5B 00 00 00 C9 00 00 06 82 17 00 01 34 15 F4 01 00 00 00 00 00 27 0F 00 00 00 00 5E 02 A5 07 B8 D4 C1 41 31 32 33 34 35 00 00 00 00 00 00 00 00 00 00 00 00 00 02 17 01 00 00 00 8B 01 02 03 04 05 06 07 08 09 10 11 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 E7 D3 5D";
+
+    private string HexData = "";
 
     private string Json;
 
     string encryptType = "none";
 
+    string version = "v2011";
+
     JT809EncryptOptions EncryptOptions;
 
     private string ErrerMessage;
@@ -53,6 +67,20 @@
         StateHasChanged();
     }
 
+    private void OnSelectVersion(ChangeEventArgs e)
+    {
+        version = e.Value.ToString();
+        switch (version)
+        {
+            case "v2011":
+                HexData = HexData2011;
+                break;
+            case "v2019":
+                HexData = HexData2019;
+                break;
+        }
+    }
+
     private void OnSelectEncryptType(ChangeEventArgs e)
     {
         encryptType = e.Value.ToString();
@@ -60,8 +88,10 @@
 
     protected override void OnInitialized()
     {
-        Serializer = Config.GetSerializer();
+        Serializer2011 = JT809ConfigExtensions.GetSerializer(Config2011);
+        Serializer2019 = JT809ConfigExtensions.GetSerializer(Config2019);
         EncryptOptions = new JT809EncryptOptions();
+        HexData = HexData2011;
     }
 
     private void Query()
@@ -70,25 +100,44 @@
         {
             isOpen = false;
             var data = HexData.ToHexBytes();
-            if (encryptType == "none")
+            switch (version)
             {
-                Json = JsonConvert.SerializeObject(Serializer.Deserialize(data), Formatting.Indented);
-            }
-            else
-            {
-                IJT809Config jt809ConfigInternal = new JT809Config(Guid.NewGuid().ToString());
-                jt809ConfigInternal.EncryptOptions = EncryptOptions;
-                JT809Serializer jT809SerializerInternal = new JT809Serializer(jt809ConfigInternal);
-                Json = JsonConvert.SerializeObject(jT809SerializerInternal.Deserialize(data), Formatting.Indented);
+                case "v2011":
+                    if (encryptType == "none")
+                    {
+                        Json = Serializer2011.Analyze(data, JTJsonWriterOptions.Instance);
+                    }
+                    else
+                    {
+                        IJT809Config jt809ConfigInternal = new JT809Config2011(Guid.NewGuid().ToString());
+                        jt809ConfigInternal.EncryptOptions = EncryptOptions;
+                        JT809Serializer jT809SerializerInternal = new JT809Serializer(jt809ConfigInternal);
+                        Json = jT809SerializerInternal.Analyze(data, JTJsonWriterOptions.Instance);
+                    }
+                    break;
+
+                case "v2019":
+                    if (encryptType == "none")
+                    {
+                        Json = Serializer2019.Analyze(data, JTJsonWriterOptions.Instance);
+                    }
+                    else
+                    {
+                        IJT809Config jt809ConfigInternal = new JT809Config2019(Guid.NewGuid().ToString());
+                        jt809ConfigInternal.EncryptOptions = EncryptOptions;
+                        JT809Serializer jT809SerializerInternal = new JT809Serializer(jt809ConfigInternal);
+                        Json = jT809SerializerInternal.Analyze(data, JTJsonWriterOptions.Instance);
+                    }
+                    break;
             }
         }
-        catch(JT809Exception ex)
+        catch (JT809Exception ex)
         {
             isOpen = !isOpen;
             Json = "";
             ErrerMessage = ex.Message;
         }
-        catch(Exception ex)
+        catch (Exception ex)
         {
             isOpen = !isOpen;
             Json = "";
@@ -96,11 +145,22 @@
         }
     }
 
-    class JT809Config : JT809GlobalConfigBase
+    class JT809Config2011 : JT809GlobalConfigBase
+    {
+        public JT809Config2011(string configId)
+        {
+            ConfigId = configId;
+        }
+
+        public override string ConfigId { get; }
+    }
+
+    class JT809Config2019 : JT809GlobalConfigBase
     {
-        public JT809Config(string configId)
+        public JT809Config2019(string configId)
         {
             ConfigId = configId;
+            Version = JT809Version.JTT2019;
         }
 
         public override string ConfigId { get; }
diff --git a/src/JTTools/Program.cs b/src/JTTools/Program.cs
index e0ccd6c..a23a99e 100644
--- a/src/JTTools/Program.cs
+++ b/src/JTTools/Program.cs
@@ -12,6 +12,7 @@ using Microsoft.Extensions.DependencyInjection;
 using Newtonsoft.Json.Serialization;
 using JTTools.Configs;
 using BlazorStrap;
+using Newtonsoft.Json;
 
 namespace JTTools
 {
@@ -19,6 +20,18 @@ namespace JTTools
     {
         public static void Main(string[] args)
         {
+            Newtonsoft.Json.JsonConvert.DefaultSettings = new Func<JsonSerializerSettings>(() =>
+            {
+                Newtonsoft.Json.JsonSerializerSettings settings = new Newtonsoft.Json.JsonSerializerSettings();
+                //��������Ĭ�ϸ�ʽ������
+                settings.DateFormatHandling = Newtonsoft.Json.DateFormatHandling.MicrosoftDateFormat;
+                settings.DateFormatString = "yyyy-MM-dd HH:mm:ss";
+                //��ֵ����
+                settings.NullValueHandling = NullValueHandling.Ignore;
+                settings.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;
+                settings.Converters.Add(new ByteArrayHexConverter());
+                return settings;
+            });
             Host.CreateDefaultBuilder(args)
                 .ConfigureWebHostDefaults(webBuilder =>
                 {
@@ -89,8 +102,9 @@ namespace JTTools
                             .AddJTActiveSafetyConfigure();
                     services.AddJT808Configure(new JT808_JT1078_Config())
                             .AddJT1078Configure();
-                    services.AddJT809Configure()
-                            .AddJT1078Configure();
+                    //.AddJT1078Configure();
+                    services.AddJT809Configure(new JT809_2011_Config());
+                    services.AddJT809Configure(new JT809_2019_Config());
                 })
                 .Build()
                 .Run();
diff --git a/src/JTTools/Shared/NavMenu.razor b/src/JTTools/Shared/NavMenu.razor
index 4fc55fe..8aea876 100644
--- a/src/JTTools/Shared/NavMenu.razor
+++ b/src/JTTools/Shared/NavMenu.razor
@@ -19,7 +19,7 @@
         </li>
         <li class="nav-item px-3">
             <NavLink class="nav-link" href="jt809">
-                <span aria-hidden="true"></span>JT809解析工具
+                <span aria-hidden="true"></span>JT809分析工具
             </NavLink>
         </li>
         <li class="nav-item px-3">