diff --git a/README.md b/README.md
index 8525f17..f153e8c 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@
 | 序号  | 消息ID        | 完成情况 | 测试情况 | 消息体名称                     |
 | :---: | :-----------: | :------: | :------: | :----------------------------: |
 | 1     | 0x01        | √        | √        | 车辆登入                   |
-| 2     | 0x02        | x        | x        | 实时信息上传               |
+| 2     | 0x02        | √        | √        | 实时信息上传               |
 | 3     | 0x03        | x        | x        | 补传信息上传               |
 | 4     | 0x04        | √        | √        | 车辆登出                   |
 | 5     | 0x05        | √        | √        | 平台登入                   |
diff --git a/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02Test.cs b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02Test.cs
new file mode 100644
index 0000000..d95ed8c
--- /dev/null
+++ b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02Test.cs
@@ -0,0 +1,143 @@
+using JTNE.Protocol.MessageBody;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Xunit;
+using JTNE.Protocol.Extensions;
+
+namespace JTNE.Protocol.Test.MessageBody
+{
+    public class JTNE_0x02Test
+    {
+        [Fact]
+        public void Test1()
+        {
+            JTNE_0x02 jTNE_0X02 = new JTNE_0x02();
+            jTNE_0X02.Values = new Dictionary<byte, JTNE_0x02_Body>();
+
+            JTNE_0x02_0x01 jTNE_0X02_0X01 = new JTNE_0x02_0x01();
+            jTNE_0X02_0X01.Accelerator = 0x02;
+            jTNE_0X02_0X01.Brakes = 0x03;
+            jTNE_0X02_0X01.CarStatus = 0x04;
+            jTNE_0X02_0X01.ChargeStatus = 0x05;
+            jTNE_0X02_0X01.DCStatus = 0x06;
+            jTNE_0X02_0X01.OperationMode = 0x07;
+            jTNE_0X02_0X01.Resistance = 123;
+            jTNE_0X02_0X01.SOC = 0x03;
+            jTNE_0X02_0X01.Speed = 58;
+            jTNE_0X02_0X01.Stall = 0x02;
+            jTNE_0X02_0X01.TotalDis = 6666;
+            jTNE_0X02_0X01.TotalTemp = 99;
+            jTNE_0X02_0X01.TotalVoltage = 100;
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x01, jTNE_0X02_0X01);
+
+            JTNE_0x02_0x02 jTNE_0X02_0X02 = new JTNE_0x02_0x02();
+            jTNE_0X02_0X02.Electricals = new List<Metadata.Electrical>();
+            Metadata.Electrical electrical1 = new Metadata.Electrical();
+            electrical1.ElControlTemp = 0x01;
+            electrical1.ElCurrent = 100;
+            electrical1.ElNo = 0x01;
+            electrical1.ElSpeed = 65;
+            electrical1.ElStatus = 0x02;
+            electrical1.ElTemp = 0x03;
+            electrical1.ElTorque = 55;
+            electrical1.ElVoltage = 236;
+            Metadata.Electrical electrical2 = new Metadata.Electrical();
+            electrical2.ElControlTemp = 0x02;
+            electrical2.ElCurrent = 101;
+            electrical2.ElNo = 0x02;
+            electrical2.ElSpeed = 66;
+            electrical2.ElStatus = 0x03;
+            electrical2.ElTemp = 0x05;
+            electrical2.ElTorque = 566;
+            electrical2.ElVoltage = 2136;
+            jTNE_0X02_0X02.Electricals.Add(electrical1);
+            jTNE_0X02_0X02.Electricals.Add(electrical2);
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x02, jTNE_0X02_0X02);
+
+            JTNE_0x02_0x03 jTNE_0X02_0X03 = new JTNE_0x02_0x03();
+            jTNE_0X02_0X03.DCStatus = 0x02;
+            jTNE_0X02_0X03.FuelBatteryCurrent = 111;
+            jTNE_0X02_0X03.FuelBatteryVoltage = 2222;
+            jTNE_0X02_0X03.FuelConsumptionRate = 3222;
+            jTNE_0X02_0X03.HydrogenSystemMaxConcentrations = 6666;
+            jTNE_0X02_0X03.HydrogenSystemMaxConcentrationsNo = 0x56;
+            jTNE_0X02_0X03.HydrogenSystemMaxPressure = 3336;
+            jTNE_0X02_0X03.HydrogenSystemMaxPressureNo = 0x65;
+            jTNE_0X02_0X03.HydrogenSystemMaxTemp = 3355;
+            jTNE_0X02_0X03.HydrogenSystemMaxTempNo = 0x22;
+            jTNE_0X02_0X03.Temperatures = new byte[]
+            {
+                0x01,0x02,0x03
+            };
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x03, jTNE_0X02_0X03);
+
+            var hex = JTNESerializer.Serialize(jTNE_0X02).ToHexString();
+            //01 04 05 07 00 3A 00 00 1A 0A 00 64 00 63 03 06 02 00 7B 02 03 -21
+            //02 02 01 02 01 00 41 00 37 03 00 EC 00 64 02 03 02 00 42 02 36 05 08 58 00 65 -26
+            //03 08 AE 00 6F 0C 96 00 03 01 02 03 0D 1B 22 1A 0A 56 0D 08 65 02
+            Assert.Equal("01040507003A00001A0A00640063030602007B02030202010201004100370300EC00640203020042023605085800650308AE006F0C9600030102030D1B221A0A560D086502", hex);
+        }
+        
+        [Fact]
+        public void Test2()
+        {
+            var data = "01040507003A00001A0A00640063030602007B02030202010201004100370300EC00640203020042023605085800650308AE006F0C9600030102030D1B221A0A560D086502".ToHexBytes();
+            JTNE_0x02 jTNE_0X02 = JTNESerializer.Deserialize<JTNE_0x02>(data);
+
+            JTNE_0x02_0x01 jTNE_0X02_0X01 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x01] as JTNE_0x02_0x01;
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x01, jTNE_0X02_0X01.TypeCode);
+            Assert.Equal(0x02, jTNE_0X02_0X01.Accelerator);
+            Assert.Equal(0x03, jTNE_0X02_0X01.Brakes);
+            Assert.Equal(0x04, jTNE_0X02_0X01.CarStatus);
+            Assert.Equal(0x05, jTNE_0X02_0X01.ChargeStatus);
+            Assert.Equal(0x06, jTNE_0X02_0X01.DCStatus);
+            Assert.Equal(0x07, jTNE_0X02_0X01.OperationMode);
+            Assert.Equal(123, jTNE_0X02_0X01.Resistance);
+            Assert.Equal(0x03, jTNE_0X02_0X01.SOC);
+            Assert.Equal(58, jTNE_0X02_0X01.Speed);
+            Assert.Equal(0x02, jTNE_0X02_0X01.Stall);
+            Assert.Equal((uint)6666, jTNE_0X02_0X01.TotalDis);
+            Assert.Equal(99, jTNE_0X02_0X01.TotalTemp);
+            Assert.Equal(100, jTNE_0X02_0X01.TotalVoltage);
+
+
+            JTNE_0x02_0x02 jTNE_0X02_0X02 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x02] as JTNE_0x02_0x02;
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x02, jTNE_0X02_0X02.TypeCode);
+            Assert.Equal(2, jTNE_0X02_0X02.ElectricalCount);
+            Metadata.Electrical electrical1 = jTNE_0X02_0X02.Electricals[0];
+            Assert.Equal(0x01, electrical1.ElControlTemp);
+            Assert.Equal(100, electrical1.ElCurrent);
+            Assert.Equal(0x01, electrical1.ElNo);
+            Assert.Equal(65, electrical1.ElSpeed);
+            Assert.Equal(0x02, electrical1.ElStatus);
+            Assert.Equal(0x03, electrical1.ElTemp);
+            Assert.Equal(55, electrical1.ElTorque);
+            Assert.Equal(236, electrical1.ElVoltage);
+            Metadata.Electrical electrical2 = jTNE_0X02_0X02.Electricals[1];
+            Assert.Equal(0x02, electrical2.ElControlTemp);
+            Assert.Equal(101, electrical2.ElCurrent);
+            Assert.Equal(0x02, electrical2.ElNo);
+            Assert.Equal(66, electrical2.ElSpeed);
+            Assert.Equal(0x03, electrical2.ElStatus);
+            Assert.Equal(0x05, electrical2.ElTemp);
+            Assert.Equal(566, electrical2.ElTorque);
+            Assert.Equal(2136, electrical2.ElVoltage);
+
+            JTNE_0x02_0x03 jTNE_0X02_0X03 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x03] as JTNE_0x02_0x03;
+
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x03, jTNE_0X02_0X03.TypeCode);
+            Assert.Equal(0x02, jTNE_0X02_0X03.DCStatus);
+            Assert.Equal(111, jTNE_0X02_0X03.FuelBatteryCurrent);
+            Assert.Equal(2222, jTNE_0X02_0X03.FuelBatteryVoltage);
+            Assert.Equal(3222, jTNE_0X02_0X03.FuelConsumptionRate);
+            Assert.Equal(6666, jTNE_0X02_0X03.HydrogenSystemMaxConcentrations);
+            Assert.Equal(0x56, jTNE_0X02_0X03.HydrogenSystemMaxConcentrationsNo);
+            Assert.Equal(3336, jTNE_0X02_0X03.HydrogenSystemMaxPressure);
+            Assert.Equal(0x65, jTNE_0X02_0X03.HydrogenSystemMaxPressureNo);
+            Assert.Equal(3355, jTNE_0X02_0X03.HydrogenSystemMaxTemp);
+            Assert.Equal(0x22, jTNE_0X02_0X03.HydrogenSystemMaxTempNo);
+            Assert.Equal(new byte[] { 0x01, 0x02, 0x03 }, jTNE_0X02_0X03.Temperatures);
+        }
+    }
+}
diff --git a/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CompositeTest.cs b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CompositeTest.cs
new file mode 100644
index 0000000..c871ed0
--- /dev/null
+++ b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CompositeTest.cs
@@ -0,0 +1,170 @@
+using JTNE.Protocol.MessageBody;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Xunit;
+using JTNE.Protocol.Extensions;
+
+namespace JTNE.Protocol.Test.MessageBody
+{
+    public class JTNE_0x02_CompositeTest
+    {
+        [Fact]
+        public void Test1()
+        {
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA1, typeof(JTNE_0x02_0xA1));
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA2, typeof(JTNE_0x02_0xA2));
+
+            JTNE_0x02 jTNE_0X02 = new JTNE_0x02();
+            jTNE_0X02.Values = new Dictionary<byte, JTNE_0x02_Body>();
+            jTNE_0X02.CusotmSerializeObjectValues = new Dictionary<byte, JTNE_0x02_CustomBody>();
+
+            JTNE_0x02_0x01 jTNE_0X02_0X01 = new JTNE_0x02_0x01();
+            jTNE_0X02_0X01.Accelerator = 0x02;
+            jTNE_0X02_0X01.Brakes = 0x03;
+            jTNE_0X02_0X01.CarStatus = 0x04;
+            jTNE_0X02_0X01.ChargeStatus = 0x05;
+            jTNE_0X02_0X01.DCStatus = 0x06;
+            jTNE_0X02_0X01.OperationMode = 0x07;
+            jTNE_0X02_0X01.Resistance = 123;
+            jTNE_0X02_0X01.SOC = 0x03;
+            jTNE_0X02_0X01.Speed = 58;
+            jTNE_0X02_0X01.Stall = 0x02;
+            jTNE_0X02_0X01.TotalDis = 6666;
+            jTNE_0X02_0X01.TotalTemp = 99;
+            jTNE_0X02_0X01.TotalVoltage = 100;
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x01, jTNE_0X02_0X01);
+
+            JTNE_0x02_0x02 jTNE_0X02_0X02 = new JTNE_0x02_0x02();
+            jTNE_0X02_0X02.Electricals = new List<Metadata.Electrical>();
+            Metadata.Electrical electrical1 = new Metadata.Electrical();
+            electrical1.ElControlTemp = 0x01;
+            electrical1.ElCurrent = 100;
+            electrical1.ElNo = 0x01;
+            electrical1.ElSpeed = 65;
+            electrical1.ElStatus = 0x02;
+            electrical1.ElTemp = 0x03;
+            electrical1.ElTorque = 55;
+            electrical1.ElVoltage = 236;
+            Metadata.Electrical electrical2 = new Metadata.Electrical();
+            electrical2.ElControlTemp = 0x02;
+            electrical2.ElCurrent = 101;
+            electrical2.ElNo = 0x02;
+            electrical2.ElSpeed = 66;
+            electrical2.ElStatus = 0x03;
+            electrical2.ElTemp = 0x05;
+            electrical2.ElTorque = 566;
+            electrical2.ElVoltage = 2136;
+            jTNE_0X02_0X02.Electricals.Add(electrical1);
+            jTNE_0X02_0X02.Electricals.Add(electrical2);
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x02, jTNE_0X02_0X02);
+
+            JTNE_0x02_0x03 jTNE_0X02_0X03 = new JTNE_0x02_0x03();
+            jTNE_0X02_0X03.DCStatus = 0x02;
+            jTNE_0X02_0X03.FuelBatteryCurrent = 111;
+            jTNE_0X02_0X03.FuelBatteryVoltage = 2222;
+            jTNE_0X02_0X03.FuelConsumptionRate = 3222;
+            jTNE_0X02_0X03.HydrogenSystemMaxConcentrations = 6666;
+            jTNE_0X02_0X03.HydrogenSystemMaxConcentrationsNo = 0x56;
+            jTNE_0X02_0X03.HydrogenSystemMaxPressure = 3336;
+            jTNE_0X02_0X03.HydrogenSystemMaxPressureNo = 0x65;
+            jTNE_0X02_0X03.HydrogenSystemMaxTemp = 3355;
+            jTNE_0X02_0X03.HydrogenSystemMaxTempNo = 0x22;
+            jTNE_0X02_0X03.Temperatures = new byte[]
+            {
+                0x01,0x02,0x03
+            };
+            jTNE_0X02.Values.Add(JTNE_0x02_Body.JTNE_0x02_0x03, jTNE_0X02_0X03);
+
+            JTNE_0x02_0xA1 jTNE_0X02_0XA1 = new JTNE_0x02_0xA1();
+            jTNE_0X02_0XA1.UserName = "SmallChi";
+            jTNE_0X02_0XA1.Age = 18;
+            jTNE_0X02.CusotmSerializeObjectValues.Add(0xA1, jTNE_0X02_0XA1);
+
+            JTNE_0x02_0xA2 jTNE_0X02_0XA2 = new JTNE_0x02_0xA2();
+            jTNE_0X02_0XA2.CompanyName = "小池有限公司";
+            jTNE_0X02.CusotmSerializeObjectValues.Add(0xA2, jTNE_0X02_0XA2);
+
+
+            var hex = JTNESerializer.Serialize(jTNE_0X02).ToHexString();
+            Assert.Equal("01040507003A00001A0A00640063030602007B02030202010201004100370300EC00640203020042023605085800650308AE006F0C9600030102030D1B221A0A560D086502A1000E536D616C6C436869000000000012A20014E5B08FE6B1A0E69C89E99990E585ACE58FB80000", hex);
+        }
+
+        [Fact]
+        public void Test2()
+        {
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA1, typeof(JTNE_0x02_0xA1));
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA2, typeof(JTNE_0x02_0xA2));
+
+            var data = "01040507003A00001A0A00640063030602007B02030202010201004100370300EC00640203020042023605085800650308AE006F0C9600030102030D1B221A0A560D086502A1000E536D616C6C436869000000000012A20014E5B08FE6B1A0E69C89E99990E585ACE58FB80000".ToHexBytes();
+            JTNE_0x02 jTNE_0X02 = JTNESerializer.Deserialize<JTNE_0x02>(data);
+
+            JTNE_0x02_0x01 jTNE_0X02_0X01 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x01] as JTNE_0x02_0x01;
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x01, jTNE_0X02_0X01.TypeCode);
+            Assert.Equal(0x02, jTNE_0X02_0X01.Accelerator);
+            Assert.Equal(0x03, jTNE_0X02_0X01.Brakes);
+            Assert.Equal(0x04, jTNE_0X02_0X01.CarStatus);
+            Assert.Equal(0x05, jTNE_0X02_0X01.ChargeStatus);
+            Assert.Equal(0x06, jTNE_0X02_0X01.DCStatus);
+            Assert.Equal(0x07, jTNE_0X02_0X01.OperationMode);
+            Assert.Equal(123, jTNE_0X02_0X01.Resistance);
+            Assert.Equal(0x03, jTNE_0X02_0X01.SOC);
+            Assert.Equal(58, jTNE_0X02_0X01.Speed);
+            Assert.Equal(0x02, jTNE_0X02_0X01.Stall);
+            Assert.Equal((uint)6666, jTNE_0X02_0X01.TotalDis);
+            Assert.Equal(99, jTNE_0X02_0X01.TotalTemp);
+            Assert.Equal(100, jTNE_0X02_0X01.TotalVoltage);
+
+
+            JTNE_0x02_0x02 jTNE_0X02_0X02 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x02] as JTNE_0x02_0x02;
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x02, jTNE_0X02_0X02.TypeCode);
+            Assert.Equal(2, jTNE_0X02_0X02.ElectricalCount);
+            Metadata.Electrical electrical1 = jTNE_0X02_0X02.Electricals[0];
+            Assert.Equal(0x01, electrical1.ElControlTemp);
+            Assert.Equal(100, electrical1.ElCurrent);
+            Assert.Equal(0x01, electrical1.ElNo);
+            Assert.Equal(65, electrical1.ElSpeed);
+            Assert.Equal(0x02, electrical1.ElStatus);
+            Assert.Equal(0x03, electrical1.ElTemp);
+            Assert.Equal(55, electrical1.ElTorque);
+            Assert.Equal(236, electrical1.ElVoltage);
+            Metadata.Electrical electrical2 = jTNE_0X02_0X02.Electricals[1];
+            Assert.Equal(0x02, electrical2.ElControlTemp);
+            Assert.Equal(101, electrical2.ElCurrent);
+            Assert.Equal(0x02, electrical2.ElNo);
+            Assert.Equal(66, electrical2.ElSpeed);
+            Assert.Equal(0x03, electrical2.ElStatus);
+            Assert.Equal(0x05, electrical2.ElTemp);
+            Assert.Equal(566, electrical2.ElTorque);
+            Assert.Equal(2136, electrical2.ElVoltage);
+
+            JTNE_0x02_0x03 jTNE_0X02_0X03 = jTNE_0X02.Values[JTNE_0x02_Body.JTNE_0x02_0x03] as JTNE_0x02_0x03;
+
+            Assert.Equal(JTNE_0x02_Body.JTNE_0x02_0x03, jTNE_0X02_0X03.TypeCode);
+            Assert.Equal(0x02, jTNE_0X02_0X03.DCStatus);
+            Assert.Equal(111, jTNE_0X02_0X03.FuelBatteryCurrent);
+            Assert.Equal(2222, jTNE_0X02_0X03.FuelBatteryVoltage);
+            Assert.Equal(3222, jTNE_0X02_0X03.FuelConsumptionRate);
+            Assert.Equal(6666, jTNE_0X02_0X03.HydrogenSystemMaxConcentrations);
+            Assert.Equal(0x56, jTNE_0X02_0X03.HydrogenSystemMaxConcentrationsNo);
+            Assert.Equal(3336, jTNE_0X02_0X03.HydrogenSystemMaxPressure);
+            Assert.Equal(0x65, jTNE_0X02_0X03.HydrogenSystemMaxPressureNo);
+            Assert.Equal(3355, jTNE_0X02_0X03.HydrogenSystemMaxTemp);
+            Assert.Equal(0x22, jTNE_0X02_0X03.HydrogenSystemMaxTempNo);
+            Assert.Equal(new byte[] { 0x01, 0x02, 0x03 }, jTNE_0X02_0X03.Temperatures);
+
+
+            JTNE_0x02_0xA1 jTNE_0X02_0XA1 = JTNESerializer.Deserialize<JTNE_0x02_0xA1>(jTNE_0X02.CusotmValues[0xA1]);
+            Assert.Equal(0xA1, jTNE_0X02_0XA1.TypeCode);
+            Assert.Equal(14, jTNE_0X02_0XA1.Length);
+            Assert.Equal("SmallChi", jTNE_0X02_0XA1.UserName);
+            Assert.Equal(18, jTNE_0X02_0XA1.Age);
+
+            JTNE_0x02_0xA2 jTNE_0X02_0XA2 = JTNESerializer.Deserialize<JTNE_0x02_0xA2>(jTNE_0X02.CusotmValues[0xA2]);
+            Assert.Equal(0xA2, jTNE_0X02_0XA2.TypeCode);
+            Assert.Equal(20, jTNE_0X02_0XA2.Length);
+            Assert.Equal("小池有限公司", jTNE_0X02_0XA2.CompanyName);
+        }
+
+    }
+}
diff --git a/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CustomBodyTest.cs b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CustomBodyTest.cs
new file mode 100644
index 0000000..81fb27d
--- /dev/null
+++ b/src/JTNE.Protocol.Test/MessageBody/JTNE_0x02_CustomBodyTest.cs
@@ -0,0 +1,139 @@
+using JTNE.Protocol.MessageBody;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Xunit;
+using JTNE.Protocol.Extensions;
+using JTNE.Protocol.Formatters;
+using JTNE.Protocol.Attributes;
+
+namespace JTNE.Protocol.Test.MessageBody
+{
+    public class JTNE_0x02_CustomBodyTest
+    {
+
+        [Fact]
+        public void Test1()
+        {
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA1, typeof(JTNE_0x02_0xA1));
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA2, typeof(JTNE_0x02_0xA2));
+
+            JTNE_0x02 jTNE_0X02 = new JTNE_0x02();
+            jTNE_0X02.CusotmSerializeObjectValues = new Dictionary<byte, JTNE_0x02_CustomBody>();
+
+            JTNE_0x02_0xA1 jTNE_0X02_0XA1 = new JTNE_0x02_0xA1();
+            jTNE_0X02_0XA1.UserName = "SmallChi";
+            jTNE_0X02_0XA1.Age = 18;
+            jTNE_0X02.CusotmSerializeObjectValues.Add(0xA1, jTNE_0X02_0XA1);
+
+            JTNE_0x02_0xA2 jTNE_0X02_0XA2 = new JTNE_0x02_0xA2();
+            jTNE_0X02_0XA2.CompanyName = "小池有限公司";
+            jTNE_0X02.CusotmSerializeObjectValues.Add(0xA2, jTNE_0X02_0XA2);
+
+            var hex = JTNESerializer.Serialize(jTNE_0X02).ToHexString();
+            Assert.Equal("A1000E536D616C6C436869000000000012A20014E5B08FE6B1A0E69C89E99990E585ACE58FB80000", hex);
+        }
+
+        [Fact]
+        public void Test2()
+        {
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA1, typeof(JTNE_0x02_0xA1));
+            JTNEGlobalConfigs.Instance.Register_JTNE0x02CustomBody(0xA2, typeof(JTNE_0x02_0xA2));
+
+            var data = "A1000E536D616C6C436869000000000012A20014E5B08FE6B1A0E69C89E99990E585ACE58FB80000".ToHexBytes();
+            JTNE_0x02 jTNE_0X02 = JTNESerializer.Deserialize<JTNE_0x02>(data);
+            Assert.Empty(jTNE_0X02.Values);
+
+            JTNE_0x02_0xA1 jTNE_0X02_0XA1 = JTNESerializer.Deserialize<JTNE_0x02_0xA1>(jTNE_0X02.CusotmValues[0xA1]);
+            Assert.Equal(0xA1, jTNE_0X02_0XA1.TypeCode);
+            Assert.Equal(14, jTNE_0X02_0XA1.Length);
+            Assert.Equal("SmallChi", jTNE_0X02_0XA1.UserName);
+            Assert.Equal(18, jTNE_0X02_0XA1.Age);
+
+            JTNE_0x02_0xA2 jTNE_0X02_0XA2 = JTNESerializer.Deserialize<JTNE_0x02_0xA2>(jTNE_0X02.CusotmValues[0xA2]);
+            Assert.Equal(0xA2, jTNE_0X02_0XA2.TypeCode);
+            Assert.Equal(20, jTNE_0X02_0XA2.Length);
+            Assert.Equal("小池有限公司", jTNE_0X02_0XA2.CompanyName);
+        }
+    }
+
+    /// <summary>
+    ///自定义0xA1消息
+    /// </summary>
+    [JTNEFormatter(typeof(JTNE_0x02_0xA1_Formatter))]
+    public class JTNE_0x02_0xA1: JTNE_0x02_CustomBody
+    {
+        public override ushort Length { get; set; } = 14;
+
+        public override byte TypeCode { get; set; } = 0xA1;
+
+        public string UserName { get; set; }
+
+        public ushort Age { get; set; }
+    }
+
+    /// <summary>
+    ///自定义0xA2消息
+    /// </summary>
+    [JTNEFormatter(typeof(JTNE_0x02_0xA2_Formatter))]
+    public class JTNE_0x02_0xA2 : JTNE_0x02_CustomBody
+    {
+        public override ushort Length { get; set; } = 20;
+
+        public override byte TypeCode { get; set; } = 0xA2;
+
+        public string CompanyName { get; set; }
+    }
+
+    /// <summary>
+    /// 自定义0xA1消息序列化器
+    /// </summary>
+    public class JTNE_0x02_0xA1_Formatter : IJTNEFormatter<JTNE_0x02_0xA1>
+    {
+        public JTNE_0x02_0xA1 Deserialize(ReadOnlySpan<byte> bytes, out int readSize)
+        {
+            int offset = 0;
+            JTNE_0x02_0xA1 jTNE_0X02_0XA1 = new JTNE_0x02_0xA1();
+            jTNE_0X02_0XA1.TypeCode = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset);
+            jTNE_0X02_0XA1.Length = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset);
+            jTNE_0X02_0XA1.UserName = JTNEBinaryExtensions.ReadStringLittle(bytes, ref offset,12);
+            jTNE_0X02_0XA1.Age = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset);
+            readSize = offset;
+            return jTNE_0X02_0XA1;
+        }
+
+        public int Serialize(ref byte[] bytes, int offset, JTNE_0x02_0xA1 value)
+        {
+            offset += JTNEBinaryExtensions.WriteByteLittle(bytes, offset, value.TypeCode);
+            offset += JTNEBinaryExtensions.WriteUInt16Little(bytes, offset, value.Length);
+            offset += JTNEBinaryExtensions.WriteStringLittle(bytes, offset, value.UserName,12);
+            offset += JTNEBinaryExtensions.WriteUInt16Little(bytes, offset, value.Age);
+            return offset;
+        }
+    }
+    /// <summary>
+    /// 自定义0xA2消息序列化器
+    /// </summary>
+    public class JTNE_0x02_0xA2_Formatter : IJTNEFormatter<JTNE_0x02_0xA2>
+    {
+        public JTNE_0x02_0xA2 Deserialize(ReadOnlySpan<byte> bytes, out int readSize)
+        {
+            int offset = 0;
+            JTNE_0x02_0xA2 jTNE_0X02_0XA2 = new JTNE_0x02_0xA2();
+            jTNE_0X02_0XA2.TypeCode = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset);
+            jTNE_0X02_0XA2.Length = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset);
+            jTNE_0X02_0XA2.CompanyName = JTNEBinaryExtensions.ReadStringLittle(bytes, ref offset, 20);
+            readSize = offset;
+            return jTNE_0X02_0XA2;
+        }
+
+        public int Serialize(ref byte[] bytes, int offset, JTNE_0x02_0xA2 value)
+        {
+            offset += JTNEBinaryExtensions.WriteByteLittle(bytes, offset, value.TypeCode);
+            offset += JTNEBinaryExtensions.WriteUInt16Little(bytes, offset, value.Length);
+            offset += JTNEBinaryExtensions.WriteStringLittle(bytes, offset, value.CompanyName, 20);
+            return offset;
+        }
+    }
+
+}
diff --git a/src/JTNE.Protocol/Formatters/MessageBodyFormatters/JTNE_0x02_Formatter.cs b/src/JTNE.Protocol/Formatters/MessageBodyFormatters/JTNE_0x02_Formatter.cs
index bf1108c..820217a 100644
--- a/src/JTNE.Protocol/Formatters/MessageBodyFormatters/JTNE_0x02_Formatter.cs
+++ b/src/JTNE.Protocol/Formatters/MessageBodyFormatters/JTNE_0x02_Formatter.cs
@@ -10,17 +10,65 @@ namespace JTNE.Protocol.Formatters.MessageBodyFormatters
     {
         public JTNE_0x02 Deserialize(ReadOnlySpan<byte> bytes, out int readSize)
         {
-            int offset = 0;
+            int offset = 0, bodyReadSize = 0;
             JTNE_0x02 jTNE_0X02 = new JTNE_0x02();
-            
-            
+            jTNE_0X02.Values = new Dictionary<byte, JTNE_0x02_Body>();
+            jTNE_0X02.CusotmValues = new Dictionary<byte, byte[]>();
+            while (offset < bytes.Length)
+            {
+                byte typeCode = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset);
+                if (JTNE_0x02_Body.TypeCodes.TryGetValue(typeCode, out Type jTNE_0x02_BodyImpl))
+                {
+                    var bodyImplFormatter = JTNEFormatterExtensions.GetFormatter(jTNE_0x02_BodyImpl);
+                    //从类型编码开始取 offset - 1
+                    var bodyData = JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(bodyImplFormatter, bytes.Slice(offset - 1), out bodyReadSize);
+                    jTNE_0X02.Values.Add(typeCode, bodyData);
+                    offset += bodyReadSize - 1;
+                }
+                else if (JTNE_0x02_CustomBody.CustomTypeCodes.TryGetValue(typeCode, out Type jTNE_0x02_CustomBodyImpl))
+                {
+                    int length = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset);
+                    //从类型编码开始取 offset - 1 - 2
+                    //1:类型编码
+                    //2:自定义数据长度
+                    byte[] customBodyData = bytes.Slice(offset - 1 - 2, length + 1 + 2).ToArray();
+                    jTNE_0X02.CusotmValues.Add(typeCode, customBodyData);
+                    offset += customBodyData.Length - 1 - 2;
+                }
+                else
+                {
+                    offset += bodyReadSize;
+                    break;
+                }
+            }
             readSize = offset;
             return jTNE_0X02;
         }
 
         public int Serialize(ref byte[] bytes, int offset, JTNE_0x02 value)
         {
-            
+            if (value.Values != null && value.Values.Count > 0)
+            {
+                foreach (var item in value.Values)
+                {
+                    if (JTNE_0x02_Body.TypeCodes.TryGetValue(item.Key, out Type jTNE_0x02_BodyImpl))
+                    {
+                        var bodyImplFormatter = JTNEFormatterExtensions.GetFormatter(jTNE_0x02_BodyImpl);
+                        offset = JTNEFormatterResolverExtensions.JTNEDynamicSerialize(bodyImplFormatter, ref bytes, offset, item.Value);
+                    }
+                }
+            }
+            if (value.CusotmSerializeObjectValues != null && value.CusotmSerializeObjectValues.Count > 0)
+            {
+                foreach (var item in value.CusotmSerializeObjectValues)
+                {
+                    if (JTNE_0x02_CustomBody.CustomTypeCodes.TryGetValue(item.Key, out Type jTNE_0x02_CustomBodyImpl))
+                    {
+                        var customBodyImplFormatter = JTNEFormatterExtensions.GetFormatter(jTNE_0x02_CustomBodyImpl);
+                        offset = JTNEFormatterResolverExtensions.JTNEDynamicSerialize(customBodyImplFormatter, ref bytes, offset, item.Value);
+                    }
+                }
+            }
             return offset;
         }
     }
diff --git a/src/JTNE.Protocol/JTNEGlobalConfigs.cs b/src/JTNE.Protocol/JTNEGlobalConfigs.cs
index 0baf1e0..46f741e 100644
--- a/src/JTNE.Protocol/JTNEGlobalConfigs.cs
+++ b/src/JTNE.Protocol/JTNEGlobalConfigs.cs
@@ -1,5 +1,6 @@
 using JTNE.Protocol.Interfaces;
 using JTNE.Protocol.Internal;
+using JTNE.Protocol.MessageBody;
 using System;
 using System.Text;
 
@@ -86,6 +87,20 @@ namespace JTNE.Protocol
             return instance.Value;
         }
         /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="typeCode">自定义类型编码</param>
+        /// <param name="type">继承JTNE.Protocol.MessageBody.JTNE_0x02_CustomBody</param>
+        /// <returns></returns>
+        public JTNEGlobalConfigs Register_JTNE0x02CustomBody(byte typeCode, Type type)
+        {
+            if (!JTNE_0x02_CustomBody.CustomTypeCodes.ContainsKey(typeCode))
+            {
+                JTNE_0x02_CustomBody.CustomTypeCodes.Add(typeCode, type);
+            }
+            return instance.Value;
+        }
+        /// <summary>
         /// 设置跳过校验码
         /// 场景：测试的时候，可能需要手动改数据，所以测试的时候有用
         /// </summary>
diff --git a/src/JTNE.Protocol/JTNESerializer.cs b/src/JTNE.Protocol/JTNESerializer.cs
index cf80b88..38c65c5 100644
--- a/src/JTNE.Protocol/JTNESerializer.cs
+++ b/src/JTNE.Protocol/JTNESerializer.cs
@@ -1,5 +1,8 @@
 using JTNE.Protocol.Extensions;
 using System;
+using System.Runtime.CompilerServices;
+
+[assembly: InternalsVisibleTo("JTNE.Protocol.Test")]
 
 namespace JTNE.Protocol
 {
diff --git a/src/JTNE.Protocol/MessageBody/JTNE_0x02.cs b/src/JTNE.Protocol/MessageBody/JTNE_0x02.cs
index cddde89..9c9dc56 100644
--- a/src/JTNE.Protocol/MessageBody/JTNE_0x02.cs
+++ b/src/JTNE.Protocol/MessageBody/JTNE_0x02.cs
@@ -17,6 +17,10 @@ namespace JTNE.Protocol.MessageBody
         /// </summary>
         public Dictionary<byte, JTNE_0x02_Body> Values { get; set; }
         /// <summary>
+        /// 用于构造序列化自定义值
+        /// </summary>
+        public Dictionary<byte, JTNE_0x02_CustomBody> CusotmSerializeObjectValues { get; set; }
+        /// <summary>
         /// 自定义值
         /// </summary>
         public Dictionary<byte, byte[]> CusotmValues { get; set; }
diff --git a/src/JTNE.Protocol/MessageBody/JTNE_0x02_Body.cs b/src/JTNE.Protocol/MessageBody/JTNE_0x02_Body.cs
index aec4c94..690ee24 100644
--- a/src/JTNE.Protocol/MessageBody/JTNE_0x02_Body.cs
+++ b/src/JTNE.Protocol/MessageBody/JTNE_0x02_Body.cs
@@ -6,6 +6,9 @@ namespace JTNE.Protocol.MessageBody
 {
     public abstract class JTNE_0x02_Body
     {
+        /// <summary>
+        /// 类型编码
+        /// </summary>
         public abstract byte TypeCode { get; set; }
 
         /// <summary>
@@ -47,19 +50,19 @@ namespace JTNE.Protocol.MessageBody
 
         static JTNE_0x02_Body()
         {
-            Keys = new Dictionary<byte, Type>();
-            Keys.Add(JTNE_0x02_0x01, typeof(JTNE_0x02_0x01));
-            Keys.Add(JTNE_0x02_0x02, typeof(JTNE_0x02_0x02));
-            Keys.Add(JTNE_0x02_0x03, typeof(JTNE_0x02_0x03));
-            Keys.Add(JTNE_0x02_0x04, typeof(JTNE_0x02_0x04));
-            Keys.Add(JTNE_0x02_0x05, typeof(JTNE_0x02_0x05));
-            Keys.Add(JTNE_0x02_0x06, typeof(JTNE_0x02_0x06));
-            Keys.Add(JTNE_0x02_0x07, typeof(JTNE_0x02_0x07));
-            Keys.Add(JTNE_0x02_0x08, typeof(JTNE_0x02_0x08));
-            Keys.Add(JTNE_0x02_0x09, typeof(JTNE_0x02_0x09));
+            TypeCodes = new Dictionary<byte, Type>();
+            TypeCodes.Add(JTNE_0x02_0x01, typeof(JTNE_0x02_0x01));
+            TypeCodes.Add(JTNE_0x02_0x02, typeof(JTNE_0x02_0x02));
+            TypeCodes.Add(JTNE_0x02_0x03, typeof(JTNE_0x02_0x03));
+            TypeCodes.Add(JTNE_0x02_0x04, typeof(JTNE_0x02_0x04));
+            TypeCodes.Add(JTNE_0x02_0x05, typeof(JTNE_0x02_0x05));
+            TypeCodes.Add(JTNE_0x02_0x06, typeof(JTNE_0x02_0x06));
+            TypeCodes.Add(JTNE_0x02_0x07, typeof(JTNE_0x02_0x07));
+            TypeCodes.Add(JTNE_0x02_0x08, typeof(JTNE_0x02_0x08));
+            TypeCodes.Add(JTNE_0x02_0x09, typeof(JTNE_0x02_0x09));
         }
 
-        internal static Dictionary<byte, Type> Keys;
+        internal static Dictionary<byte, Type> TypeCodes;
 
 
     }
diff --git a/src/JTNE.Protocol/MessageBody/JTNE_0x02_CustomBody.cs b/src/JTNE.Protocol/MessageBody/JTNE_0x02_CustomBody.cs
new file mode 100644
index 0000000..6739cb1
--- /dev/null
+++ b/src/JTNE.Protocol/MessageBody/JTNE_0x02_CustomBody.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace JTNE.Protocol.MessageBody
+{
+    /// <summary>
+    /// 自定义类型数据体
+    /// </summary>
+    public abstract class JTNE_0x02_CustomBody: JTNE_0x02_Body
+    {
+        /// <summary>
+        /// 自定义数据长度
+        /// </summary>
+        public abstract ushort Length { get; set; }
+
+        static JTNE_0x02_CustomBody()
+        {
+            CustomTypeCodes = new Dictionary<byte, Type>();
+        }
+        /// <summary>
+        /// 自定义类型编码
+        /// </summary>
+        internal static Dictionary<byte, Type> CustomTypeCodes;
+    }
+}