diff --git a/src/JT808.Protocol/Formatters/JT808HeaderPackageFormatter.cs b/src/JT808.Protocol/Formatters/JT808HeaderPackageFormatter.cs
index 0143181..f18a668 100644
--- a/src/JT808.Protocol/Formatters/JT808HeaderPackageFormatter.cs
+++ b/src/JT808.Protocol/Formatters/JT808HeaderPackageFormatter.cs
@@ -14,7 +14,7 @@ namespace JT808.Protocol.Formatters
             // 1. 验证校验和
             if (!config.SkipCRCCode)
             {
-                if (reader.CheckXorCodeVali)
+                if (!reader.CheckXorCodeVali)
                 {
                     throw new JT808Exception(JT808ErrorCode.CheckCodeNotEqual, $"{reader.RealCheckXorCode}!={reader.CalculateCheckXorCode}");
                 }
diff --git a/src/JT808.Protocol/Interfaces/IJT808_0x0200_Factory.cs b/src/JT808.Protocol/Interfaces/IJT808_0x0200_Factory.cs
index c1d8636..1aa2b16 100644
--- a/src/JT808.Protocol/Interfaces/IJT808_0x0200_Factory.cs
+++ b/src/JT808.Protocol/Interfaces/IJT808_0x0200_Factory.cs
@@ -7,6 +7,6 @@ namespace JT808.Protocol.Interfaces
 {
    public interface IJT808_0x0200_Factory
    {
-       ConcurrentDictionary<byte, Type> JT808LocationAttachMethod { get;  set; }
+        IDictionary<byte, Type> JT808LocationAttachMethod { get;  set; }
    }
 }
diff --git a/src/JT808.Protocol/Interfaces/IJT808_0x8103_Factory.cs b/src/JT808.Protocol/Interfaces/IJT808_0x8103_Factory.cs
index 7a18e3d..90a5be7 100644
--- a/src/JT808.Protocol/Interfaces/IJT808_0x8103_Factory.cs
+++ b/src/JT808.Protocol/Interfaces/IJT808_0x8103_Factory.cs
@@ -7,6 +7,6 @@ namespace JT808.Protocol.Interfaces
 {
     public interface IJT808_0x8103_Factory
     {
-        ConcurrentDictionary<uint, Type> ParamMethods { get; set; }
+        IDictionary<uint, Type> ParamMethods { get; set; }
     }
 }
diff --git a/src/JT808.Protocol/Internal/JT808_0x0200_Factory.cs b/src/JT808.Protocol/Internal/JT808_0x0200_Factory.cs
index d197e04..519a249 100644
--- a/src/JT808.Protocol/Internal/JT808_0x0200_Factory.cs
+++ b/src/JT808.Protocol/Internal/JT808_0x0200_Factory.cs
@@ -9,23 +9,23 @@ namespace JT808.Protocol.Internal
 {
     class JT808_0x0200_Factory : IJT808_0x0200_Factory
     {
-        public ConcurrentDictionary<byte, Type> JT808LocationAttachMethod { get ; set; }
+        public IDictionary<byte, Type> JT808LocationAttachMethod { get ; set; }
 
         public JT808_0x0200_Factory()
         {
-            JT808LocationAttachMethod = new ConcurrentDictionary<byte, Type>();
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x01, typeof(JT808_0x0200_0x01));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x02, typeof(JT808_0x0200_0x02));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x03, typeof(JT808_0x0200_0x03));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x04, typeof(JT808_0x0200_0x04));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x11, typeof(JT808_0x0200_0x11));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x12, typeof(JT808_0x0200_0x12));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x13, typeof(JT808_0x0200_0x13));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x25, typeof(JT808_0x0200_0x25));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x2A, typeof(JT808_0x0200_0x2A));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x2B, typeof(JT808_0x0200_0x2B));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x30, typeof(JT808_0x0200_0x30));
-            JT808LocationAttachMethod.TryAdd(JT808Constants.JT808_0x0200_0x31, typeof(JT808_0x0200_0x31));
+            JT808LocationAttachMethod = new Dictionary<byte, Type>();
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x01, typeof(JT808_0x0200_0x01));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x02, typeof(JT808_0x0200_0x02));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x03, typeof(JT808_0x0200_0x03));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x04, typeof(JT808_0x0200_0x04));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x11, typeof(JT808_0x0200_0x11));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x12, typeof(JT808_0x0200_0x12));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x13, typeof(JT808_0x0200_0x13));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x25, typeof(JT808_0x0200_0x25));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x2A, typeof(JT808_0x0200_0x2A));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x2B, typeof(JT808_0x0200_0x2B));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x30, typeof(JT808_0x0200_0x30));
+            JT808LocationAttachMethod.Add(JT808Constants.JT808_0x0200_0x31, typeof(JT808_0x0200_0x31));
         }
     }
 }
diff --git a/src/JT808.Protocol/Internal/JT808_0x8103_Factory.cs b/src/JT808.Protocol/Internal/JT808_0x8103_Factory.cs
index f7d3337..0ad67fa 100644
--- a/src/JT808.Protocol/Internal/JT808_0x8103_Factory.cs
+++ b/src/JT808.Protocol/Internal/JT808_0x8103_Factory.cs
@@ -12,90 +12,90 @@ namespace JT808.Protocol.Interfaces
     {
         public JT808_0x8103_Factory()
         {
-            ParamMethods = new ConcurrentDictionary<uint, Type>();
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0001, typeof(JT808_0x8103_0x0001));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0002, typeof(JT808_0x8103_0x0002));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0003, typeof(JT808_0x8103_0x0003));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0004, typeof(JT808_0x8103_0x0004));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0005, typeof(JT808_0x8103_0x0005));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0006, typeof(JT808_0x8103_0x0006));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0007, typeof(JT808_0x8103_0x0007));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0010, typeof(JT808_0x8103_0x0010));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0011, typeof(JT808_0x8103_0x0011));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0012, typeof(JT808_0x8103_0x0012));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0013, typeof(JT808_0x8103_0x0013));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0014, typeof(JT808_0x8103_0x0014));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0015, typeof(JT808_0x8103_0x0015));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0016, typeof(JT808_0x8103_0x0016));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0017, typeof(JT808_0x8103_0x0017));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0018, typeof(JT808_0x8103_0x0018));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0019, typeof(JT808_0x8103_0x0019));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x001A, typeof(JT808_0x8103_0x001A));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x001B, typeof(JT808_0x8103_0x001B));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x001C, typeof(JT808_0x8103_0x001C));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x001D, typeof(JT808_0x8103_0x001D));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0020, typeof(JT808_0x8103_0x0020));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0021, typeof(JT808_0x8103_0x0021));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0022, typeof(JT808_0x8103_0x0022));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0027, typeof(JT808_0x8103_0x0027));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0028, typeof(JT808_0x8103_0x0028));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0029, typeof(JT808_0x8103_0x0029));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x002C, typeof(JT808_0x8103_0x002C));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x002D, typeof(JT808_0x8103_0x002D));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x002E, typeof(JT808_0x8103_0x002E));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x002F, typeof(JT808_0x8103_0x002F));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0030, typeof(JT808_0x8103_0x0030));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0031, typeof(JT808_0x8103_0x0031));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0040, typeof(JT808_0x8103_0x0040));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0041, typeof(JT808_0x8103_0x0041));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0042, typeof(JT808_0x8103_0x0042));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0043, typeof(JT808_0x8103_0x0043));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0044, typeof(JT808_0x8103_0x0044));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0045, typeof(JT808_0x8103_0x0045));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0046, typeof(JT808_0x8103_0x0046));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0047, typeof(JT808_0x8103_0x0047));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0048, typeof(JT808_0x8103_0x0048));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0049, typeof(JT808_0x8103_0x0049));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0050, typeof(JT808_0x8103_0x0050));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0051, typeof(JT808_0x8103_0x0051));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0052, typeof(JT808_0x8103_0x0052));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0053, typeof(JT808_0x8103_0x0053));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0054, typeof(JT808_0x8103_0x0054));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0055, typeof(JT808_0x8103_0x0055));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0056, typeof(JT808_0x8103_0x0056));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0057, typeof(JT808_0x8103_0x0057));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0058, typeof(JT808_0x8103_0x0058));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0059, typeof(JT808_0x8103_0x0059));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x005A, typeof(JT808_0x8103_0x005A));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x005B, typeof(JT808_0x8103_0x005B));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x005C, typeof(JT808_0x8103_0x005C));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x005D, typeof(JT808_0x8103_0x005D));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x005E, typeof(JT808_0x8103_0x005E));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0064, typeof(JT808_0x8103_0x0064));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0065, typeof(JT808_0x8103_0x0065));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0070, typeof(JT808_0x8103_0x0070));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0071, typeof(JT808_0x8103_0x0081));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0072, typeof(JT808_0x8103_0x0072));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0073, typeof(JT808_0x8103_0x0073));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0074, typeof(JT808_0x8103_0x0074));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0080, typeof(JT808_0x8103_0x0080));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0081, typeof(JT808_0x8103_0x0081));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0082, typeof(JT808_0x8103_0x0082));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0083, typeof(JT808_0x8103_0x0083));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0084, typeof(JT808_0x8103_0x0084));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0090, typeof(JT808_0x8103_0x0090));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0091, typeof(JT808_0x8103_0x0091));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0092, typeof(JT808_0x8103_0x0092));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0093, typeof(JT808_0x8103_0x0093));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0094, typeof(JT808_0x8103_0x0094));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0095, typeof(JT808_0x8103_0x0095));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0100, typeof(JT808_0x8103_0x0100));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0101, typeof(JT808_0x8103_0x0101));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0102, typeof(JT808_0x8103_0x0102));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0103, typeof(JT808_0x8103_0x0103));
-            ParamMethods.TryAdd(JT808Constants.JT808_0x8103_0x0110, typeof(JT808_0x8103_0x0110));
+            ParamMethods = new Dictionary<uint, Type>();
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0001, typeof(JT808_0x8103_0x0001));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0002, typeof(JT808_0x8103_0x0002));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0003, typeof(JT808_0x8103_0x0003));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0004, typeof(JT808_0x8103_0x0004));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0005, typeof(JT808_0x8103_0x0005));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0006, typeof(JT808_0x8103_0x0006));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0007, typeof(JT808_0x8103_0x0007));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0010, typeof(JT808_0x8103_0x0010));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0011, typeof(JT808_0x8103_0x0011));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0012, typeof(JT808_0x8103_0x0012));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0013, typeof(JT808_0x8103_0x0013));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0014, typeof(JT808_0x8103_0x0014));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0015, typeof(JT808_0x8103_0x0015));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0016, typeof(JT808_0x8103_0x0016));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0017, typeof(JT808_0x8103_0x0017));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0018, typeof(JT808_0x8103_0x0018));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0019, typeof(JT808_0x8103_0x0019));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x001A, typeof(JT808_0x8103_0x001A));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x001B, typeof(JT808_0x8103_0x001B));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x001C, typeof(JT808_0x8103_0x001C));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x001D, typeof(JT808_0x8103_0x001D));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0020, typeof(JT808_0x8103_0x0020));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0021, typeof(JT808_0x8103_0x0021));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0022, typeof(JT808_0x8103_0x0022));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0027, typeof(JT808_0x8103_0x0027));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0028, typeof(JT808_0x8103_0x0028));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0029, typeof(JT808_0x8103_0x0029));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x002C, typeof(JT808_0x8103_0x002C));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x002D, typeof(JT808_0x8103_0x002D));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x002E, typeof(JT808_0x8103_0x002E));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x002F, typeof(JT808_0x8103_0x002F));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0030, typeof(JT808_0x8103_0x0030));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0031, typeof(JT808_0x8103_0x0031));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0040, typeof(JT808_0x8103_0x0040));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0041, typeof(JT808_0x8103_0x0041));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0042, typeof(JT808_0x8103_0x0042));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0043, typeof(JT808_0x8103_0x0043));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0044, typeof(JT808_0x8103_0x0044));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0045, typeof(JT808_0x8103_0x0045));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0046, typeof(JT808_0x8103_0x0046));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0047, typeof(JT808_0x8103_0x0047));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0048, typeof(JT808_0x8103_0x0048));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0049, typeof(JT808_0x8103_0x0049));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0050, typeof(JT808_0x8103_0x0050));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0051, typeof(JT808_0x8103_0x0051));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0052, typeof(JT808_0x8103_0x0052));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0053, typeof(JT808_0x8103_0x0053));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0054, typeof(JT808_0x8103_0x0054));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0055, typeof(JT808_0x8103_0x0055));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0056, typeof(JT808_0x8103_0x0056));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0057, typeof(JT808_0x8103_0x0057));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0058, typeof(JT808_0x8103_0x0058));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0059, typeof(JT808_0x8103_0x0059));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x005A, typeof(JT808_0x8103_0x005A));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x005B, typeof(JT808_0x8103_0x005B));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x005C, typeof(JT808_0x8103_0x005C));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x005D, typeof(JT808_0x8103_0x005D));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x005E, typeof(JT808_0x8103_0x005E));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0064, typeof(JT808_0x8103_0x0064));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0065, typeof(JT808_0x8103_0x0065));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0070, typeof(JT808_0x8103_0x0070));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0071, typeof(JT808_0x8103_0x0081));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0072, typeof(JT808_0x8103_0x0072));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0073, typeof(JT808_0x8103_0x0073));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0074, typeof(JT808_0x8103_0x0074));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0080, typeof(JT808_0x8103_0x0080));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0081, typeof(JT808_0x8103_0x0081));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0082, typeof(JT808_0x8103_0x0082));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0083, typeof(JT808_0x8103_0x0083));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0084, typeof(JT808_0x8103_0x0084));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0090, typeof(JT808_0x8103_0x0090));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0091, typeof(JT808_0x8103_0x0091));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0092, typeof(JT808_0x8103_0x0092));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0093, typeof(JT808_0x8103_0x0093));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0094, typeof(JT808_0x8103_0x0094));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0095, typeof(JT808_0x8103_0x0095));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0100, typeof(JT808_0x8103_0x0100));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0101, typeof(JT808_0x8103_0x0101));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0102, typeof(JT808_0x8103_0x0102));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0103, typeof(JT808_0x8103_0x0103));
+            ParamMethods.Add(JT808Constants.JT808_0x8103_0x0110, typeof(JT808_0x8103_0x0110));
         }
 
-        public ConcurrentDictionary<uint, Type> ParamMethods { get; set; }
+        public IDictionary<uint, Type> ParamMethods { get; set; }
     }
 }
diff --git a/src/JT808.Protocol/JT808.Protocol.csproj b/src/JT808.Protocol/JT808.Protocol.csproj
index e72a342..ebf43a2 100644
--- a/src/JT808.Protocol/JT808.Protocol.csproj
+++ b/src/JT808.Protocol/JT808.Protocol.csproj
@@ -14,7 +14,7 @@
     <licenseUrl>https://github.com/SmallChi/JT808/blob/master/LICENSE</licenseUrl>
     <license>https://github.com/SmallChi/JT808/blob/master/LICENSE</license>
     <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
-    <Version>2.1.1</Version>
+    <Version>2.1.2</Version>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">