diff --git a/.github/workflows/dotnetcore.yml b/.github/workflows/dotnetcore.yml
index 6adf8b3..c83fde7 100755
--- a/.github/workflows/dotnetcore.yml
+++ b/.github/workflows/dotnetcore.yml
@@ -12,7 +12,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@master
       with:
-        dotnet-version: 6.0.100
+        dotnet-version: 6.0.201
     - name: dotnet info
       run: dotnet --info
     - name: dotnet restore
diff --git a/global.json b/global.json
new file mode 100644
index 0000000..726ce1b
--- /dev/null
+++ b/global.json
@@ -0,0 +1,5 @@
+{
+  "sdk": {
+    "version": "6.0.201"
+  }
+}
\ No newline at end of file
diff --git a/src/Info.props b/src/Info.props
index 0752620..810f778 100644
--- a/src/Info.props
+++ b/src/Info.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0;net6.0;</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netstandard2.1;net6.0;</TargetFrameworks>
     <LangVersion>10.0</LangVersion>
     <Copyright>Copyright 2018.</Copyright>
     <Authors>SmallChi(Koike)</Authors>
@@ -8,7 +8,7 @@
     <PackageProjectUrl>https://github.com/SmallChi/JT808</PackageProjectUrl>
     <licenseUrl>https://github.com/SmallChi/JT808/blob/master/LICENSE</licenseUrl>
     <license>https://github.com/SmallChi/JT808/blob/master/LICENSE</license>
-    <Version>2.4.5</Version>
+    <Version>2.4.6-preview1</Version>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
     <PackageRequireLicenseAcceptance>true</PackageRequireLicenseAcceptance>
     <AnalysisLevel>latest</AnalysisLevel>
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808.Protocol.Extensions.JT1078.Test.csproj b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808.Protocol.Extensions.JT1078.Test.csproj
index b492c23..b3ca42d 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808.Protocol.Extensions.JT1078.Test.csproj
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808.Protocol.Extensions.JT1078.Test.csproj
@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="6.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <PrivateAssets>all</PrivateAssets>
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808LocationAttach.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808LocationAttach.cs
index 634bf8a..800d5df 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808LocationAttach.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808LocationAttach.cs
@@ -35,25 +35,25 @@ namespace JT808.Protocol.Extensions.JT1078.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(0x14, new JT808_0x0200_0x14
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(0x14, new JT808_0x0200_0x14
             {
                 VideoRelateAlarm = 100
             });
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(0x15, new JT808_0x0200_0x15
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(0x15, new JT808_0x0200_0x15
             {
                 VideoSignalLoseAlarmStatus = 100
             });
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(0x16, new JT808_0x0200_0x16
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(0x16, new JT808_0x0200_0x16
             {
                 VideoSignalOcclusionAlarmStatus = 100
             });
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(0x17, new JT808_0x0200_0x17
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(0x17, new JT808_0x0200_0x17
             {
                 StorageFaultAlarmStatus = 100
             });
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(0x18, new JT808_0x0200_0x18
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(0x18, new JT808_0x0200_0x18
             {
                 AbnormalDrivingBehaviorAlarmType = 100,
                 FatigueLevel = 88
@@ -73,12 +73,12 @@ namespace JT808.Protocol.Extensions.JT1078.Test
             Assert.Equal(132444444, jT808UploadLocationRequest.Lng);
             Assert.Equal(60, jT808UploadLocationRequest.Speed);
             Assert.Equal(2u, jT808UploadLocationRequest.StatusFlag);
-            Assert.Equal(100u, ((JT808_0x0200_0x14)jT808UploadLocationRequest.BasicLocationAttachData[0x14]).VideoRelateAlarm);
-            Assert.Equal(100u, ((JT808_0x0200_0x15)jT808UploadLocationRequest.BasicLocationAttachData[0x15]).VideoSignalLoseAlarmStatus);
-            Assert.Equal(100u, ((JT808_0x0200_0x16)jT808UploadLocationRequest.BasicLocationAttachData[0x16]).VideoSignalOcclusionAlarmStatus);
-            Assert.Equal(100u, ((JT808_0x0200_0x17)jT808UploadLocationRequest.BasicLocationAttachData[0x17]).StorageFaultAlarmStatus);
-            Assert.Equal(100u, ((JT808_0x0200_0x18)jT808UploadLocationRequest.BasicLocationAttachData[0x18]).AbnormalDrivingBehaviorAlarmType);
-            Assert.Equal(88, ((JT808_0x0200_0x18)jT808UploadLocationRequest.BasicLocationAttachData[0x18]).FatigueLevel);
+            Assert.Equal(100u, ((JT808_0x0200_0x14)jT808UploadLocationRequest.CustomLocationAttachData[0x14]).VideoRelateAlarm);
+            Assert.Equal(100u, ((JT808_0x0200_0x15)jT808UploadLocationRequest.CustomLocationAttachData[0x15]).VideoSignalLoseAlarmStatus);
+            Assert.Equal(100u, ((JT808_0x0200_0x16)jT808UploadLocationRequest.CustomLocationAttachData[0x16]).VideoSignalOcclusionAlarmStatus);
+            Assert.Equal(100u, ((JT808_0x0200_0x17)jT808UploadLocationRequest.CustomLocationAttachData[0x17]).StorageFaultAlarmStatus);
+            Assert.Equal(100u, ((JT808_0x0200_0x18)jT808UploadLocationRequest.CustomLocationAttachData[0x18]).AbnormalDrivingBehaviorAlarmType);
+            Assert.Equal(88, ((JT808_0x0200_0x18)jT808UploadLocationRequest.CustomLocationAttachData[0x18]).FatigueLevel);
         }
 
         [Fact]
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808_0x0200Test.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808_0x0200Test.cs
index 85513ea..d579e3e 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808_0x0200Test.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078.Test/JT808_0x0200Test.cs
@@ -36,9 +36,9 @@ namespace JT808.Protocol.Extensions.JT1078.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_JT1078_Constants.JT808_0X0200_0x14, new JT808_0x0200_0x14
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_JT1078_Constants.JT808_0X0200_0x14, new JT808_0x0200_0x14
             {
                  VideoRelateAlarm = (uint)(VideoRelateAlarmType.视频信号遮挡报警 | VideoRelateAlarmType.其他视频设备故障报警)
             });
@@ -57,7 +57,7 @@ namespace JT808.Protocol.Extensions.JT1078.Test
             Assert.Equal(132444444, jT808UploadLocationRequest.Lng);
             Assert.Equal(60, jT808UploadLocationRequest.Speed);
             Assert.Equal((uint)2, jT808UploadLocationRequest.StatusFlag);
-            Assert.Equal((uint)(VideoRelateAlarmType.视频信号遮挡报警 | VideoRelateAlarmType.其他视频设备故障报警), ((JT808_0x0200_0x14)jT808UploadLocationRequest.BasicLocationAttachData[JT808_JT1078_Constants.JT808_0X0200_0x14]).VideoRelateAlarm);
+            Assert.Equal((uint)(VideoRelateAlarmType.视频信号遮挡报警 | VideoRelateAlarmType.其他视频设备故障报警), ((JT808_0x0200_0x14)jT808UploadLocationRequest.CustomLocationAttachData[JT808_JT1078_Constants.JT808_0X0200_0x14]).VideoRelateAlarm);
         }
 
         [Fact]
@@ -80,9 +80,9 @@ namespace JT808.Protocol.Extensions.JT1078.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_JT1078_Constants.JT808_0X0200_0x15, new JT808_0x0200_0x15
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_JT1078_Constants.JT808_0X0200_0x15, new JT808_0x0200_0x15
             {
                  VideoSignalLoseAlarmStatus=3
             });
@@ -101,7 +101,7 @@ namespace JT808.Protocol.Extensions.JT1078.Test
             Assert.Equal(132444444, jT808UploadLocationRequest.Lng);
             Assert.Equal(60, jT808UploadLocationRequest.Speed);
             Assert.Equal((uint)2, jT808UploadLocationRequest.StatusFlag);
-            Assert.Equal(3u, ((JT808_0x0200_0x15)jT808UploadLocationRequest.BasicLocationAttachData[JT808_JT1078_Constants.JT808_0X0200_0x15]).VideoSignalLoseAlarmStatus);
+            Assert.Equal(3u, ((JT808_0x0200_0x15)jT808UploadLocationRequest.CustomLocationAttachData[JT808_JT1078_Constants.JT808_0X0200_0x15]).VideoSignalLoseAlarmStatus);
         }
 
         [Fact]
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x14.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x14.cs
index 07f94de..1ce43c8 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x14.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x14.cs
@@ -12,7 +12,7 @@ namespace JT808.Protocol.Extensions.JT1078.MessageBody
     /// 视频相关报警
     /// 0x0200_0x14
     /// </summary>
-    public class JT808_0x0200_0x14 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x14>,IJT808Analyze
+    public class JT808_0x0200_0x14 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x14>,IJT808Analyze
     {
         /// <summary>
         /// 
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x15.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x15.cs
index 00e1eb0..4d65c40 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x15.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x15.cs
@@ -11,7 +11,7 @@ namespace JT808.Protocol.Extensions.JT1078.MessageBody
     /// 视频信号丢失报警状态
     /// 0x0200_0x15
     /// </summary>
-    public class JT808_0x0200_0x15 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x15>, IJT808Analyze
+    public class JT808_0x0200_0x15 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x15>, IJT808Analyze
     {
         /// <summary>
         /// 
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x16.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x16.cs
index 0989f42..ac27f0d 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x16.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x16.cs
@@ -11,7 +11,7 @@ namespace JT808.Protocol.Extensions.JT1078.MessageBody
     /// 视频信号遮挡报警状态
     /// 0x0200_0x16
     /// </summary>
-    public class JT808_0x0200_0x16 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x16>, IJT808Analyze
+    public class JT808_0x0200_0x16 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x16>, IJT808Analyze
     {
         /// <summary>
         /// 
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x17.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x17.cs
index 5183308..7422308 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x17.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x17.cs
@@ -11,7 +11,7 @@ namespace JT808.Protocol.Extensions.JT1078.MessageBody
     /// 存储器故障报警状态
     /// 0x0200_0x17
     /// </summary>
-    public class JT808_0x0200_0x17 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x17>, IJT808Analyze
+    public class JT808_0x0200_0x17 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x17>, IJT808Analyze
     {
         /// <summary>
         /// 
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x18.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x18.cs
index 8a203e3..a2df1a3 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x18.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.JT1078/MessageBody/JT808_0x0200_0x18.cs
@@ -11,7 +11,7 @@ namespace JT808.Protocol.Extensions.JT1078.MessageBody
     /// 异常驾驶行为报警详细描述
     /// 0x0200_0x18
     /// </summary>
-    public class JT808_0x0200_0x18 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x18>, IJT808Analyze
+    public class JT808_0x0200_0x18 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x18>, IJT808Analyze
     {
         /// <summary>
         /// 
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808.Protocol.Extensions.SuBiao.Test.csproj b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808.Protocol.Extensions.SuBiao.Test.csproj
index e90beb2..21cb343 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808.Protocol.Extensions.SuBiao.Test.csproj
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808.Protocol.Extensions.SuBiao.Test.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <PrivateAssets>all</PrivateAssets>
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x64_Test.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x64_Test.cs
index d0d81c1..b7c3489 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x64_Test.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x64_Test.cs
@@ -32,9 +32,9 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x64, new JT808_0x0200_0x64
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x64, new JT808_0x0200_0x64
             {
                 AlarmId = 1,
                 AlarmIdentification = new Metadata.AlarmIdentificationProperty
@@ -66,7 +66,7 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
         public void Deserialize()
         {
             var jT808UploadLocationRequest = JT808Serializer.Deserialize<JT808_0x0200>("000000010000000200BA7F0E07E4F11C0028003C00001807151010106420000000010C0605120A0B100F1100070000000D0000000E191211183100001334343434343434191210183100030200".ToHexBytes());
-            jT808UploadLocationRequest.BasicLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x64, out var value);
+            jT808UploadLocationRequest.CustomLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x64, out var value);
             JT808_0x0200_0x64 jT808_0X0200_0X64 = value as JT808_0x0200_0x64;
             Assert.Equal(1u, jT808_0X0200_0X64.AlarmId);
             Assert.Equal(2, jT808_0X0200_0X64.AlarmIdentification.AttachCount);
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x65_Test.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x65_Test.cs
index 21ff0b3..78de17b 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x65_Test.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x65_Test.cs
@@ -32,9 +32,9 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x65, new JT808_0x0200_0x65
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x65, new JT808_0x0200_0x65
             {
                 AlarmId = 1,
                 AlarmIdentification = new Metadata.AlarmIdentificationProperty
@@ -63,7 +63,7 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
         public void Deserialize()
         {
             var jT808UploadLocationRequest = JT808Serializer.Deserialize<JT808_0x0200>("000000010000000200BA7F0E07E4F11C0028003C00001807151010106520000000010C060512010203041100070000000D0000000E191211183100001334343434343434191210183100030200".ToHexBytes());
-            jT808UploadLocationRequest.BasicLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x65, out var value);
+            jT808UploadLocationRequest.CustomLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x65, out var value);
             JT808_0x0200_0x65 jT808_0X0200_0X65 = value as JT808_0x0200_0x65;
             Assert.Equal(1u, jT808_0X0200_0X65.AlarmId);
             Assert.Equal(2, jT808_0X0200_0X65.AlarmIdentification.AttachCount);
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x66_Test.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x66_Test.cs
index 56fbb5a..3a3ae3a 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x66_Test.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x66_Test.cs
@@ -32,9 +32,9 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x66, new JT808_0x0200_0x66
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x66, new JT808_0x0200_0x66
             {
                 AlarmId = 1,
                 AlarmIdentification = new Metadata.AlarmIdentificationProperty
@@ -77,7 +77,7 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
         public void Deserialize()
         {
             var jT808UploadLocationRequest = JT808Serializer.Deserialize<JT808_0x0200>("000000010000000200BA7F0E07E4F11C0028003C0000180715101010663B000000010C1100070000000D0000000E191211183100001334343434343434191210183100030200020400010003000500020900060008000A0007".ToHexBytes());
-            jT808UploadLocationRequest.BasicLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x66, out var value);
+            jT808UploadLocationRequest.CustomLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x66, out var value);
             JT808_0x0200_0x66 jT808_0X0200_0X66 = value as JT808_0x0200_0x66;
             Assert.Equal(1u, jT808_0X0200_0X66.AlarmId);
             Assert.Equal(2, jT808_0X0200_0X66.AlarmIdentification.AttachCount);
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x67_Test.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x67_Test.cs
index 2ba1912..865944f 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x67_Test.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao.Test/JT808_0x0200_0x67_Test.cs
@@ -32,9 +32,9 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
                 Speed = 60,
                 Direction = 0,
                 StatusFlag = 2,
-                BasicLocationAttachData = new Dictionary<byte, JT808_0x0200_BodyBase>()
+                CustomLocationAttachData = new Dictionary<byte, JT808_0x0200_CustomBodyBase>()
             };
-            jT808UploadLocationRequest.BasicLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x67, new JT808_0x0200_0x67
+            jT808UploadLocationRequest.CustomLocationAttachData.Add(JT808_SuBiao_Constants.JT808_0X0200_0x67, new JT808_0x0200_0x67
             {
                 AlarmId = 1,
                 AlarmIdentification = new Metadata.AlarmIdentificationProperty
@@ -61,7 +61,7 @@ namespace JT808.Protocol.Extensions.SuBiao.Test
         public void Deserialize()
         {
             var jT808UploadLocationRequest = JT808Serializer.Deserialize<JT808_0x0200>("000000010000000200BA7F0E07E4F11C0028003C0000180715101010672A000000010C09081100070000000D0000000E191211183100001334343434343434191210183100030200".ToHexBytes());
-            jT808UploadLocationRequest.BasicLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x67, out var value);
+            jT808UploadLocationRequest.CustomLocationAttachData.TryGetValue(JT808_SuBiao_Constants.JT808_0X0200_0x67, out var value);
             JT808_0x0200_0x67 jT808_0X0200_0X67 = value as JT808_0x0200_0x67;
             Assert.Equal(1u, jT808_0X0200_0X67.AlarmId);
             Assert.Equal(2, jT808_0X0200_0X67.AlarmIdentification.AttachCount);
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x64.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x64.cs
index 1bc5fd7..f0f6655 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x64.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x64.cs
@@ -13,7 +13,7 @@ namespace JT808.Protocol.Extensions.SuBiao.MessageBody
     /// <summary>
     /// 高级驾驶辅助系统报警信息
     /// </summary>
-    public class JT808_0x0200_0x64 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x64>, IJT808Analyze
+    public class JT808_0x0200_0x64 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x64>, IJT808Analyze
     {
         /// <summary>
         /// 高级驾驶辅助系统报警信息Id
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x65.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x65.cs
index 3158eea..990c62c 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x65.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x65.cs
@@ -13,7 +13,7 @@ namespace JT808.Protocol.Extensions.SuBiao.MessageBody
     /// <summary>
     /// 驾驶员状态监测系统报警信息
     /// </summary>
-    public class JT808_0x0200_0x65 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x65>, IJT808Analyze
+    public class JT808_0x0200_0x65 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x65>, IJT808Analyze
     {
         /// <summary>
         /// 驾驶员状态监测系统报警信息Id
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x66.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x66.cs
index 4b65974..9809cee 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x66.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x66.cs
@@ -13,7 +13,7 @@ namespace JT808.Protocol.Extensions.SuBiao.MessageBody
     /// <summary>
     /// 胎压监测系统报警信息
     /// </summary>
-    public class JT808_0x0200_0x66 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x66>, IJT808Analyze
+    public class JT808_0x0200_0x66 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x66>, IJT808Analyze
     {
         /// <summary>
         /// 胎压监测系统报警信息Id
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x67.cs b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x67.cs
index 237ddfa..51b15ff 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x67.cs
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.SuBiao/MessageBody/JT808_0x0200_0x67.cs
@@ -13,7 +13,7 @@ namespace JT808.Protocol.Extensions.SuBiao.MessageBody
     /// <summary>
     /// 盲区监测系统报警信息
     /// </summary>
-    public class JT808_0x0200_0x67 : JT808_0x0200_BodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x67>, IJT808Analyze
+    public class JT808_0x0200_0x67 : JT808_0x0200_CustomBodyBase, IJT808MessagePackFormatter<JT808_0x0200_0x67>, IJT808Analyze
     {
         /// <summary>
         /// 盲区监测系统报警信息Id
diff --git a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.YueBiao.Test/JT808.Protocol.Extensions.YueBiao.Test.csproj b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.YueBiao.Test/JT808.Protocol.Extensions.YueBiao.Test.csproj
index 0adc375..026eea1 100644
--- a/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.YueBiao.Test/JT808.Protocol.Extensions.YueBiao.Test.csproj
+++ b/src/JT808.Protocol.Extensions/JT808.Protocol.Extensions.YueBiao.Test/JT808.Protocol.Extensions.YueBiao.Test.csproj
@@ -8,13 +8,13 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.1.0">
+    <PackageReference Include="coverlet.collector" Version="3.1.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/src/JT808.Protocol.Test/JT808.Protocol.Test.csproj b/src/JT808.Protocol.Test/JT808.Protocol.Test.csproj
index 27a360a..f563a55 100644
--- a/src/JT808.Protocol.Test/JT808.Protocol.Test.csproj
+++ b/src/JT808.Protocol.Test/JT808.Protocol.Test.csproj
@@ -108,7 +108,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageReference Include="NETStandard.Library" Version="2.0.3" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Drawing.Common" Version="6.0.0" />
diff --git a/src/JT808.Protocol.Test/MessageBody/JT808_0x0200Test.cs b/src/JT808.Protocol.Test/MessageBody/JT808_0x0200Test.cs
index 5700aa2..3e571e7 100644
--- a/src/JT808.Protocol.Test/MessageBody/JT808_0x0200Test.cs
+++ b/src/JT808.Protocol.Test/MessageBody/JT808_0x0200Test.cs
@@ -403,6 +403,96 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Single(jT808UploadLocationRequest.ExceptionLocationAttachOriginalData);
         }
 
+        [Fact]
+        public void Test8()
+        {
+            //7E
+            //0200
+            //0085
+            //011111111111
+            //0AA2
+            //00000000
+            //000C0000
+            //01F62E83
+            //07147C92
+            //001E
+            //0000
+            //001E
+            //11 01 11 03 11 52
+            //01
+            //  04
+            //      00 13 1A 34
+            //03
+            //  02
+            //      00 00
+            //05
+            //  01
+            //      00
+            //06
+            //  03
+            //      02 05 90
+            //07
+            //  03
+            //      03 81 20
+            //25
+            //  04
+            //      00 00 00 00
+            //2B
+            //  04
+            //      00 00 00 F0
+            //30
+            //  01
+            //      17
+            //31
+            //  01
+            //      05
+            //E0
+            //  01
+            //      3D
+            //E1
+            //  08
+            //      00 00 00 00 00 04 BC FD
+            //E2
+            //  04
+            //      00 00 00 00
+            //E3
+            //  04
+            //      00 00 07 AC
+            //E4
+            //  04
+            //      00 00 00 00
+            //E5
+            //  0C
+            //      00 13 00 27 00 13 00 27 00 13 00 27
+            //EA
+            //  04
+            //      00 00 00 00
+            //EB
+            //  04
+            //      00 00 00 00
+            //EE
+            //  01
+            //      00
+            //F6
+            //  04          error
+            //      14 50   error
+            //E9
+            //7E
+            byte[] bodys = "7E020000850111111111110AA200000000000C000001F62E8307147C92001E0000001E110111031152010400131A3403020000050100060302059007030381202504000000002B04000000F0300117310105E0013DE108000000000004BCFDE20400000000E304000007ACE40400000000E50C001300270013002700130027EA0400000000EB0400000000EE0100F6041450E97E".ToHexBytes();
+            var package = JT808Serializer1.Deserialize(bodys);
+            JT808_0x0200 jT808UploadLocationRequest = (JT808_0x0200)package.Bodies;
+            Assert.Single(jT808UploadLocationRequest.ExceptionLocationAttachOriginalData);
+            Assert.Equal(0x6, jT808UploadLocationRequest.BasicLocationAttachData.Count);
+            Assert.Equal(0xc,jT808UploadLocationRequest.UnknownLocationAttachData.Count);
+        }
+
+        [Fact]
+        public void Test8_1()
+        {
+            byte[] bodys = "7E020000850111111111110AA200000000000C000001F62E8307147C92001E0000001E110111031152010400131A3403020000050100060302059007030381202504000000002B04000000F0300117310105E0013DE108000000000004BCFDE20400000000E304000007ACE40400000000E50C001300270013002700130027EA0400000000EB0400000000EE0100F6041450E97E".ToHexBytes();
+            var json = JT808Serializer1.Analyze(bodys);
+        }
+
         [Fact]
         public void Test_all_attcahids()
         {
@@ -637,7 +727,7 @@ namespace JT808.Protocol.Test.MessageBody
         public void Test_JT808_0x0200_0x07_2()
         {
             byte[] bytes = "000000010000000200BA7F0E07E4F11C0028003C0000210528181010072C0401030002020400050305000604050006030204000503050006040500060203050006040500060104050006".ToHexBytes();
-            var jT808_0X0200 = JT808Serializer.Deserialize<JT808_0x0200>(bytes);
+            var jT808_0X0200 = JT808Serializer.Deserialize<JT808_0x0200>(bytes, JT808Version.JTT2019);
             var jT808_0x0200_0x07=(JT808_0x0200_0x07)jT808_0X0200.BasicLocationAttachData[JT808Constants.JT808_0x0200_0x07];
             Assert.Equal((byte)(4 + (4 * 4 + 4 * 3 + 4 * 2 + 4)), jT808_0x0200_0x07.AttachInfoLength);
             Assert.Equal(4, jT808_0x0200_0x07.BeiDou.Count);
@@ -780,7 +870,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(-12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(-132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed); 
         }
         [Fact]
         public void LatLngTest2_1()
@@ -810,7 +900,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(-12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(-132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed); //402653184
         }
         [Fact]
         public void LatTest1_1()
@@ -840,7 +930,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(-12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed);
         }
         [Fact]
         public void LatTest2()
@@ -890,7 +980,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(-12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed); //402653184
         }
         [Fact]
         public void LngTest1_1()
@@ -920,7 +1010,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(-132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed); //402653184
         }
         [Fact]
         public void LngTest2()
@@ -970,7 +1060,7 @@ namespace JT808.Protocol.Test.MessageBody
             Assert.Equal(DateTime.Parse("2018-07-15 10:10:10"), jT808UploadLocationRequest.GPSTime);
             Assert.Equal(12222222, jT808UploadLocationRequest.Lat);
             Assert.Equal(-132444444, jT808UploadLocationRequest.Lng);
-            Assert.Equal(60, jT808UploadLocationRequest.Speed); //‭402653184‬
+            Assert.Equal(60, jT808UploadLocationRequest.Speed); //402653184
         }
     }
 }
diff --git a/src/JT808.Protocol/Extensions/JT808_0X0200_FactoryExtensions.cs b/src/JT808.Protocol/Extensions/JT808_0X0200_FactoryExtensions.cs
new file mode 100644
index 0000000..c29322e
--- /dev/null
+++ b/src/JT808.Protocol/Extensions/JT808_0X0200_FactoryExtensions.cs
@@ -0,0 +1,79 @@
+using JT808.Protocol.Enums;
+using JT808.Protocol.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using static JT808.Protocol.MessageBody.JT808_0x8105;
+
+namespace JT808.Protocol.Extensions
+{
+    /// <summary>
+    /// 0200扩展
+    /// </summary>
+    public static class JT808_0X0200_FactoryExtensions
+    {
+        /// <summary>
+        /// 根据不同的版本号进行附加保留位判断
+        /// </summary>
+        /// <returns></returns>
+        public static bool TryGetValue(this IJT808_0x0200_Factory factory, JT808Version version, byte attachId, out object attachInstance)
+        {
+            if(factory == null)
+            {
+                attachInstance = default;
+                return false;
+            }
+            switch (version)
+            {
+                case JT808Version.JTT2013:
+                case JT808Version.JTT2013Force:
+                    //协议保留
+                    if (attachId>=0x5 && attachId <= 0x10)
+                    {
+                        attachInstance = default;
+                        return false;
+                    }
+                    else if(attachId>=0x14 && attachId <= 0x24)
+                    {
+                        attachInstance = default;
+                        return false;
+                    }
+                    else
+                    {
+                        return factory.Map.TryGetValue(attachId, out attachInstance);
+                    }
+                case JT808Version.JTT2011:
+                    //协议保留
+                    if (attachId >= 0x4 && attachId <= 0xF)
+                    {
+                        attachInstance = default;
+                        return false;
+                    }
+                    else
+                    {
+                        return factory.Map.TryGetValue(attachId, out attachInstance);
+                    }
+                case JT808Version.JTT2019:
+                    //协议保留
+                    if (attachId >= 0x8 && attachId <= 0xF)
+                    {
+                        attachInstance = default;
+                        return false;
+                    }
+                    else if (attachId >= 0x14 && attachId <= 0x24)
+                    {
+                        attachInstance = default;
+                        return false;
+                    }
+                    else
+                    {
+                        return factory.Map.TryGetValue(attachId, out attachInstance);
+                    }
+                default:
+                    attachInstance = default;
+                    return false;
+            }
+        }
+    }
+}
diff --git a/src/JT808.Protocol/JT808.Protocol.csproj b/src/JT808.Protocol/JT808.Protocol.csproj
index 685cb02..702ee1b 100644
--- a/src/JT808.Protocol/JT808.Protocol.csproj
+++ b/src/JT808.Protocol/JT808.Protocol.csproj
@@ -56,23 +56,18 @@
     <PackageReference Include="System.Dynamic.Runtime" Version="4.3.0" />
     <PackageReference Include="System.Memory" Version="4.5.4" />
     <PackageReference Include="System.Reflection.Extensions" Version="4.3.0" />
-    <PackageReference Include="System.Text.Json" Version="6.0.1" />
+    <PackageReference Include="System.Text.Json" Version="6.0.3" />
 	<PackageReference Include="System.Text.Encoding.CodePages" Version="6.0.0" />
 	<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.1' ">
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
-	<PackageReference Include="System.Text.Json" Version="6.0.1" />
+	<PackageReference Include="System.Text.Json" Version="6.0.3" />
 	<PackageReference Include="System.Text.Encoding.CodePages" Version="6.0.0" />
 	<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'net5.0' ">
-	 <PackageReference Include="System.Text.Encoding.CodePages" Version="5.0.0" />
-	 <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="5.0.0" />
-  </ItemGroup>
-
   <ItemGroup Condition=" '$(TargetFramework)' == 'net6.0' ">
 	<PackageReference Include="System.Text.Encoding.CodePages" Version="6.0.0" />
 	<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
diff --git a/src/JT808.Protocol/JT808.Protocol.xml b/src/JT808.Protocol/JT808.Protocol.xml
index 1090f9e..2f3ceb6 100644
--- a/src/JT808.Protocol/JT808.Protocol.xml
+++ b/src/JT808.Protocol/JT808.Protocol.xml
@@ -3872,6 +3872,17 @@
             <param name="fieldName"></param>
             <param name="fixedLength"></param>
         </member>
+        <member name="T:JT808.Protocol.Extensions.JT808_0X0200_FactoryExtensions">
+            <summary>
+            0200扩展
+            </summary>
+        </member>
+        <member name="M:JT808.Protocol.Extensions.JT808_0X0200_FactoryExtensions.TryGetValue(JT808.Protocol.Interfaces.IJT808_0x0200_Factory,JT808.Protocol.Enums.JT808Version,System.Byte,System.Object@)">
+            <summary>
+            根据不同的版本号进行附加保留位判断
+            </summary>
+            <returns></returns>
+        </member>
         <member name="T:JT808.Protocol.Extensions.JT808_0x8105_CommandParameterExtensions">
             <summary>
             终端控制 命令参数扩展
diff --git a/src/JT808.Protocol/MessageBody/JT808_0x0200.cs b/src/JT808.Protocol/MessageBody/JT808_0x0200.cs
index 452ba14..f96bc14 100644
--- a/src/JT808.Protocol/MessageBody/JT808_0x0200.cs
+++ b/src/JT808.Protocol/MessageBody/JT808_0x0200.cs
@@ -120,7 +120,7 @@ namespace JT808.Protocol.MessageBody
                 jT808_0X0200.Lat = reader.ReadInt32();
             }
             if (((jT808_0X0200.StatusFlag >> 27) & 1) == 1)
-            {   //西经 ‭134217728‬ 0x8000000
+            {   //西经 134217728 0x8000000
                 jT808_0X0200.Lng = (int)reader.ReadUInt32();
             }
             else
@@ -150,7 +150,7 @@ namespace JT808.Protocol.MessageBody
                     byte attachId = reader.ReadVirtualByte();
                     //自定义标准附加Id2、自定义标准附加Id3
                     ushort attachId2_3 = reader.ReadVirtualUInt16();
-                    if (config.JT808_0X0200_Factory.Map.TryGetValue(attachId, out object attachInstance))
+                    if (config.JT808_0X0200_Factory.TryGetValue(reader.Version, attachId, out object attachInstance))
                     {
                         if (jT808_0X0200.BasicLocationAttachData.ContainsKey(attachId))
                         {
@@ -234,7 +234,8 @@ namespace JT808.Protocol.MessageBody
                         int remainLength = reader.ReadCurrentRemainContentLength();
                         if(remainLength < attachLen)
                         {
-                            jT808_0X0200.ExceptionLocationAttachOriginalData.Add(reader.ReadArray(remainLength).ToArray());
+                            jT808_0X0200.ExceptionLocationAttachOriginalData.Add(reader.ReadArray(reader.ReaderCount - 2, remainLength+2).ToArray());
+                            reader.ReadArray(remainLength);
                         }
                         else
                         {
@@ -282,7 +283,7 @@ namespace JT808.Protocol.MessageBody
             writer.WriteUInt32(value.AlarmFlag);
             writer.WriteUInt32(value.StatusFlag);
             //0x10000000 南纬 134217728
-            //0x8000000  西经 ‭‬268435456
+            //0x8000000  西经 268435456
             //0x18000000 南纬-西经 134217728+268435456
             if (((value.StatusFlag >> 28) & 1) == 1)
             {
@@ -497,7 +498,7 @@ namespace JT808.Protocol.MessageBody
                 writer.WriteNumber($"[{value.Lat.ReadNumber()}]纬度", value.Lat);
             }
             if (((value.StatusFlag >> 27) & 1) == 1)
-            {   //西经 ‭134217728‬ 0x8000000
+            {   //西经 134217728 0x8000000
                 value.Lng = (int)reader.ReadUInt32();
                 writer.WriteNumber($"[{value.Lng.ReadNumber()}]经度", value.Lng);
             }
@@ -533,7 +534,7 @@ namespace JT808.Protocol.MessageBody
                     byte attachId = reader.ReadVirtualByte();
                     //自定义标准附加Id2、自定义标准附加Id3
                     ushort attachId2_3 = reader.ReadVirtualUInt16();
-                    if (config.JT808_0X0200_Factory.Map.TryGetValue(attachId, out object attachInstance))
+                    if (config.JT808_0X0200_Factory.TryGetValue(reader.Version, attachId, out object attachInstance))
                     {
                         if (value.BasicLocationAttachData.ContainsKey(attachId))
                         {
@@ -640,7 +641,7 @@ namespace JT808.Protocol.MessageBody
                         writer.WriteNumber($"[{attachLen.ReadNumber()}]未知附加信息长度", attachLen);
                         if ((attachLen+2) > remainLength)
                         {
-                            writer.WriteString($"未知附加信息", reader.ReadArray(remainLength).ToArray().ToHexString());
+                            writer.WriteString($"未知附加信息[异常解析]", reader.ReadArray(remainLength).ToArray().ToHexString());
                         }
                         else
                         {