diff --git a/src/JT808.DotNetty.Codecs/JT808.DotNetty.Codecs.csproj b/src/JT808.DotNetty.Codecs/JT808.DotNetty.Codecs.csproj
deleted file mode 100644
index 56628c4..0000000
--- a/src/JT808.DotNetty.Codecs/JT808.DotNetty.Codecs.csproj
+++ /dev/null
@@ -1,26 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
-    <LangVersion>7.1</LangVersion>
-    <Copyright>Copyright 2018.</Copyright>
-    <Authors>SmallChi</Authors>
-    <PackageId>JT808.DotNetty.Codecs</PackageId>
-    <Product>JT808.DotNetty.Codecs</Product>
-    <Description>基于DotNetty实现的JT808DotNetty的编解码库</Description>
-    <PackageReleaseNotes>基于DotNetty实现的JT808DotNetty的编解码库</PackageReleaseNotes>
-    <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
-    <RepositoryUrl>https://github.com/SmallChi/JT808DotNetty</RepositoryUrl>
-    <PackageProjectUrl>https://github.com/SmallChi/JT808DotNetty</PackageProjectUrl>
-    <PackageLicenseUrl>https://github.com/SmallChi/JT808DotNetty/blob/master/LICENSE</PackageLicenseUrl>
-    <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>1.0.0</Version>
-  </PropertyGroup>
-  <ItemGroup>
-    <PackageReference Include="DotNetty.Codecs" Version="0.6.0" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\JT808.DotNetty.Core\JT808.DotNetty.Core.csproj" />
-    <ProjectReference Include="..\JT808.Protocol\src\JT808.Protocol\JT808.Protocol.csproj" />
-  </ItemGroup>
-</Project>
diff --git a/src/JT808.DotNetty.Codecs/JT808TcpDecoder.cs b/src/JT808.DotNetty.Codecs/JT808TcpDecoder.cs
deleted file mode 100644
index 376194e..0000000
--- a/src/JT808.DotNetty.Codecs/JT808TcpDecoder.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using DotNetty.Buffers;
-using DotNetty.Codecs;
-using System.Collections.Generic;
-using JT808.Protocol;
-using DotNetty.Transport.Channels;
-
-namespace JT808.DotNetty.Codecs
-{
-    public class JT808TcpDecoder : ByteToMessageDecoder
-    {
-        protected override void Decode(IChannelHandlerContext context, IByteBuffer input, List<object> output)
-        {
-            byte[] buffer = new byte[input.Capacity + 2];
-            input.ReadBytes(buffer, 1, input.Capacity);
-            buffer[0] = JT808Package.BeginFlag;
-            buffer[input.Capacity + 1] = JT808Package.EndFlag;
-            output.Add(buffer);
-        }
-    }
-}
diff --git a/src/JT808.DotNetty.Codecs/JT808UdpDecoder.cs b/src/JT808.DotNetty.Codecs/JT808UdpDecoder.cs
deleted file mode 100644
index fcf3455..0000000
--- a/src/JT808.DotNetty.Codecs/JT808UdpDecoder.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using DotNetty.Buffers;
-using DotNetty.Codecs;
-using DotNetty.Transport.Channels;
-using System.Collections.Generic;
-using DotNetty.Transport.Channels.Sockets;
-using JT808.DotNetty.Core.Metadata;
-
-namespace JT808.DotNetty.Codecs
-{
-    public class JT808UdpDecoder : MessageToMessageDecoder<DatagramPacket>
-    {
-        protected override void Decode(IChannelHandlerContext context, DatagramPacket message, List<object> output)
-        {
-            IByteBuffer byteBuffer = message.Content;
-            byte[] buffer = new byte[byteBuffer.ReadableBytes];
-            byteBuffer.ReadBytes(buffer);
-            output.Add(new JT808UdpPackage(buffer, message.Sender));
-        }
-    }
-}