diff --git a/.github/workflows/dotnetcore.yml b/.github/workflows/dotnetcore.yml
index f6b5759..b957eaf 100644
--- a/.github/workflows/dotnetcore.yml
+++ b/.github/workflows/dotnetcore.yml
@@ -17,10 +17,6 @@ jobs:
       run: dotnet --info
     - name: dotnet restore
       run: dotnet restore ./src/JT1078.sln
-    - name: dotnet JT1078.Protocol.Test build
-      run: dotnet build ./src/JT1078.Protocol.Test/JT1078.Protocol.Test.csproj
-    - name: dotnet JT1078.Protocol.Test test
-      run: dotnet test ./src/JT1078.Protocol.Test/JT1078.Protocol.Test.csproj
     - name: dotnet JT808.Protocol.Extensions.JT1078.Test build
       run: dotnet build ./src/JT808.Protocol.Extensions.JT1078.Test/JT808.Protocol.Extensions.JT1078.Test.csproj
     - name: dotnet JT808.Protocol.Extensions.JT1078.Test test
diff --git a/src/JT1078.Hls/Enums/PackageType.cs b/src/JT1078.Hls/Enums/PackageType.cs
new file mode 100644
index 0000000..e49f831
--- /dev/null
+++ b/src/JT1078.Hls/Enums/PackageType.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace JT1078.Hls.Enums
+{
+    public enum PackageType
+    {
+        PAT=1,
+        PMT=2,
+        Data_Start=3,
+        Data_Segment = 4,
+        Data_End = 5,
+    }
+}
diff --git a/src/JT1078.Hls/TSEncoder.cs b/src/JT1078.Hls/TSEncoder.cs
index 495f93b..5acafd0 100644
--- a/src/JT1078.Hls/TSEncoder.cs
+++ b/src/JT1078.Hls/TSEncoder.cs
@@ -199,7 +199,6 @@ namespace JT1078.Hls
                     package.Payload.Payload.NALUs.Add(dataReader.Slice(index, remainingLength).ToArray());
                     index += remainingLength;
                     package.ToBuffer(ref messagePackReader);
-
                     while(index!= jt1078Package.Bodies.Length)
                     {
                         if (counter > 0xf)
@@ -240,6 +239,7 @@ namespace JT1078.Hls
             //package.Header.Adaptation.FillSize
             if (nalu.Length < FiexdSegmentPESLength)
             {
+                package.Header.PackageType = PackageType.Data_End;
                 package.Header.Adaptation = new TS_AdaptationInfo();
                 package.Header.Adaptation.PCRIncluded = PCRInclude.不包含;
                 package.Header.Adaptation.FillSize = (byte)(FiexdSegmentPESLength - nalu.Length);
diff --git a/src/JT1078.Hls/TS_Header.cs b/src/JT1078.Hls/TS_Header.cs
index 31c7c95..71794c0 100644
--- a/src/JT1078.Hls/TS_Header.cs
+++ b/src/JT1078.Hls/TS_Header.cs
@@ -57,6 +57,8 @@ namespace JT1078.Hls
         /// </summary>
         public TS_AdaptationInfo Adaptation { get; set; }
 
+        public PackageType PackageType { get; set; }
+
         public void ToBuffer(ref TSMessagePackWriter writer)
         {
             writer.WriteByte(SyncByte);
@@ -64,16 +66,22 @@ namespace JT1078.Hls
             //0 1   0   0000 0000 0000 0
             writer.WriteUInt16((ushort)(0b_0100_0000_0000_0000 | PID));
             writer.WriteByte((byte)((byte)AdaptationFieldControl | ContinuityCounter));
-            if (Adaptation != null)
+            if(PackageType== PackageType.PAT ||
+               PackageType == PackageType.PMT ||
+               PackageType == PackageType.Data_Start ||
+               PackageType == PackageType.Data_End)
             {
-                writer.Skip(1, out int AdaptationLengthPosition);
-                Adaptation.ToBuffer(ref writer);
-                writer.WriteByteReturn((byte)(writer.GetCurrentPosition() - AdaptationLengthPosition - 1), AdaptationLengthPosition);
+                if (Adaptation != null)
+                {
+                    writer.Skip(1, out int AdaptationLengthPosition);
+                    Adaptation.ToBuffer(ref writer);
+                    writer.WriteByteReturn((byte)(writer.GetCurrentPosition() - AdaptationLengthPosition - 1), AdaptationLengthPosition);
+                }
+                else
+                {
+                    writer.WriteByte(0);
+                }
             }
-            else
-            {
-                writer.WriteByte(0);
-            } 
         }
     }
 }
diff --git a/src/JT1078.Hls/TS_PAT_Package.cs b/src/JT1078.Hls/TS_PAT_Package.cs
index f221bc3..0e9ec25 100644
--- a/src/JT1078.Hls/TS_PAT_Package.cs
+++ b/src/JT1078.Hls/TS_PAT_Package.cs
@@ -1,4 +1,5 @@
-using JT1078.Hls.Interfaces;
+using JT1078.Hls.Enums;
+using JT1078.Hls.Interfaces;
 using JT1078.Hls.MessagePack;
 using System;
 using System.Collections.Generic;
@@ -78,6 +79,7 @@ namespace JT1078.Hls
 
         public void ToBuffer(ref TSMessagePackWriter writer)
         {
+            Header.PackageType = PackageType.PAT;
             Header.ToBuffer(ref writer);
             writer.WriteByte(TableId);
             //SectionSyntaxIndicator   Zero  Reserved1   SectionLength
diff --git a/src/JT1078.Hls/TS_PMT_Package.cs b/src/JT1078.Hls/TS_PMT_Package.cs
index 1564b58..546e480 100644
--- a/src/JT1078.Hls/TS_PMT_Package.cs
+++ b/src/JT1078.Hls/TS_PMT_Package.cs
@@ -1,4 +1,5 @@
-using JT1078.Hls.Interfaces;
+using JT1078.Hls.Enums;
+using JT1078.Hls.Interfaces;
 using JT1078.Hls.MessagePack;
 using System;
 using System.Collections.Generic;
@@ -95,6 +96,7 @@ namespace JT1078.Hls
         public uint CRC32 { get; set; }
         public void ToBuffer(ref TSMessagePackWriter writer)
         {
+            Header.PackageType = PackageType.PMT;
             Header.ToBuffer(ref writer);
             writer.WriteByte(TableId);
             //SectionSyntaxIndicator   Zero  Reserved1   SectionLength
diff --git a/src/JT1078.Hls/TS_Segment_Package.cs b/src/JT1078.Hls/TS_Segment_Package.cs
index 71bd027..08cbe43 100644
--- a/src/JT1078.Hls/TS_Segment_Package.cs
+++ b/src/JT1078.Hls/TS_Segment_Package.cs
@@ -1,4 +1,5 @@
-using JT1078.Hls.Interfaces;
+using JT1078.Hls.Enums;
+using JT1078.Hls.Interfaces;
 using JT1078.Hls.MessagePack;
 using System;
 using System.Collections.Generic;
@@ -12,6 +13,7 @@ namespace JT1078.Hls
         public byte[] Payload { get; set; }
         public void ToBuffer(ref TSMessagePackWriter writer)
         {
+            Header.PackageType = PackageType.Data_Segment;
             Header.ToBuffer(ref writer);
             writer.WriteArray(Payload);
         }