diff --git a/AsyncHttpServer.cs b/AsyncHttpServer.cs
index 0516d66..cb78a4b 100644
--- a/AsyncHttpServer.cs
+++ b/AsyncHttpServer.cs
@@ -69,6 +69,7 @@ namespace ForwardingServer
                             // using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(10));
 
                             await AsyncTcpServer.service.SendAsync(s_, bodyString);
+                            LogGing.LogGingDATA(bodyString);
 
                             DATA.Person deserializedPerson = JsonSerializer.Deserialize<DATA.Person>(bodyString)!;
 
@@ -110,6 +111,8 @@ namespace ForwardingServer
                     e.Context.Response.SetStatus(200, "success");
                     e.Context.Response.SetContent(Encoding.UTF8.GetBytes(dat.ToCharArray()));
                     await e.Context.Response.AnswerAsync();
+
+                    LogGing.LogGingDATA(dat);
                 }
                 catch (TimeoutException)
                 {
@@ -118,6 +121,7 @@ namespace ForwardingServer
                 catch (Exception ex)
                 {//错误
                     Console.WriteLine("[" + DateTime.Now.ToString("yyyy-MM-DD HH:mm:ss:fff") + "] Http:" + ex.ToString());
+                    LogGing.ERRDATA(ex);
                     //client.SendAsync("Target instruction parsing error manager will close connection");                    
                 }
                 
diff --git a/AsyncTcpServer.cs b/AsyncTcpServer.cs
index 777f6f6..f0e7ce1 100644
--- a/AsyncTcpServer.cs
+++ b/AsyncTcpServer.cs
@@ -67,6 +67,8 @@ namespace ForwardingServer
                                         drEmployee.EndEdit();
                                         drEmployee.AcceptChanges();
                                     }
+
+                                    LogGing.LogGingDATA("[LINK ID " + client.Id + " IP " + client.IP + "]\nDATA =" + DAT);
                                 }
 
                             }
@@ -77,6 +79,7 @@ namespace ForwardingServer
                             DATA.MachineTable.Rows.Add(client.Id, client.IP, 30, "/" + deserializedPerson.SERVEREnterprise,
                                 deserializedPerson.SERVERMachineName, deserializedPerson.MachineVer);
                             Console.WriteLine("[" + DateTime.Now.ToString("yyyy-MM-DD HH:mm:ss:fff") + " [LINK ID " + client.Id + " IP " + client.IP + "]\nDATA =" + DAT);
+                            LogGing.LogGingDATA("[LINK ID " + client.Id + " IP " + client.IP + "]\nDATA =" + DAT);
 
                         }
                     }
@@ -84,6 +87,7 @@ namespace ForwardingServer
                 catch (Exception ex)
                 {//错误
                     Console.WriteLine("Tcp:" + ex.ToString());
+                    LogGing.ERRDATA(ex);
                 }
 
                 return EasyTask.CompletedTask;
diff --git a/LogGing.cs b/LogGing.cs
new file mode 100644
index 0000000..dbc033d
--- /dev/null
+++ b/LogGing.cs
@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.IO;
+
+namespace ForwardingServer
+{
+    public class LogGing
+    {
+        public static void LogGingDATA(string dat)
+        {
+            string logpath = System.Environment.CurrentDirectory + "\\Log";//日志文件目录
+            string logPath = "" + System.Environment.CurrentDirectory + "\\Log\\" + DateTime.Now.ToString("yyyy-MM-dd") + ".txt";//日志文件
+            string Log_time = "[" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "]：";
+
+            if (Directory.Exists(logpath))//检查日志路径
+            {
+                if (!File.Exists(logPath))//检查日志文件并写入启动日志
+                {
+                    FileStream fs = new FileStream(logPath, FileMode.CreateNew, FileAccess.Write);//创建写入文件 
+                    StreamWriter wr = new StreamWriter(fs);//创建文件
+                    wr.WriteLine(Log_time + dat);
+                    wr.Close();
+                }
+                else
+                {
+                    try
+                    {
+                        FileStream fs = new FileStream(logPath, FileMode.Append, FileAccess.Write);
+                        StreamWriter wr = new StreamWriter(fs);//创建文件
+                        wr.WriteLine(Log_time + dat);
+                        wr.Close();
+                    }
+                    catch { }
+                }
+            }
+            else
+            {
+                DirectoryInfo directoryInfo = new DirectoryInfo(logpath);
+                directoryInfo.Create();//创建日志路径
+            }
+        }
+        public static void ERRDATA(System.Exception dat)
+        { 
+            string Log_time = DateTime.Now.ToString("yyyy-MM-dd");
+            string logpath = System.Environment.CurrentDirectory + "\\ERR";//日志文件目录
+           // string logPathtxt = "" + System.Environment.CurrentDirectory + "\\Log\\"+ Log_time + "Log.txt";//日志文件
+           // System.IO.DirectoryInfo log = new System.IO.DirectoryInfo();//生成日志文件目录
+            string log_path = logpath + "\\ERR" + Log_time + ".txt";
+            string Log_timehms = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
+            if (Directory.Exists(logpath))//检查日志路径
+            {
+                if (!File.Exists(log_path))//检查文件并写入
+                {
+                  //  FileStream fs = new FileStream(log_path, FileMode.CreateNew, FileAccess.Write);//创建文件 
+                 //   StreamWriter wr = new StreamWriter(fs);//创建文件
+                 //    wr.Close();
+                    FileStream fil = new FileStream(log_path, FileMode.CreateNew, FileAccess.Write);//创建写入文件 
+                    StreamWriter wfil = new StreamWriter(fil);//创建文件
+                    wfil.WriteLine("[" + Log_timehms + "];[Error] ||" + Environment.NewLine.ToString());
+                    wfil.WriteLine("[" + Log_timehms + "];[Error source] ||" + dat.Source.ToString() + Environment.NewLine.ToString());
+                    wfil.WriteLine("[" + Log_timehms + "];[Error message] ||" + dat.Message.ToString() + Environment.NewLine.ToString());
+                    wfil.WriteLine("[" + Log_timehms + "];[Error area] ||" + dat.StackTrace.ToString());                   
+                    wfil.Close();
+                }
+                else
+                {
+                    FileStream fs = new FileStream(log_path, FileMode.Append, FileAccess.Write);//创建写入文件 
+                    StreamWriter wr = new StreamWriter(fs);//创建文件
+                    wr.WriteLine("[" + Log_timehms + "];[Error] ||" + Environment.NewLine.ToString());
+                    wr.WriteLine("[" + Log_timehms + "];[Error source] ||" + dat.ToString() + Environment.NewLine.ToString());
+                    wr.WriteLine("[" + Log_timehms + "];[Error message] ||" + dat.Message.ToString() + Environment.NewLine.ToString());
+                    wr.WriteLine("[" + Log_timehms + "];[Error area] ||" + dat.ToString());
+                    wr.Close();
+                }
+            }
+            else
+            {
+                DirectoryInfo directoryInfo = new DirectoryInfo(logpath);
+                directoryInfo.Create();
+            }
+        }
+        public static void ExchangeDATA(string dat)
+        {
+            string Log_time = DateTime.Now.ToString("yyyy-MM-dd");
+            string logpath = System.Environment.CurrentDirectory + "\\Exchange";//日志文件目录
+                                                                           // string logPathtxt = "" + System.Environment.CurrentDirectory + "\\Log\\"+ Log_time + "Log.txt";//日志文件
+                                                                           // System.IO.DirectoryInfo log = new System.IO.DirectoryInfo();//生成日志文件目录
+            string log_path = logpath + "\\Exchange" + Log_time + ".txt";
+            string Log_timehms = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
+            if (Directory.Exists(logpath))//检查日志路径
+            {
+                if (!File.Exists(log_path))//检查文件并写入
+                {
+                    //  FileStream fs = new FileStream(log_path, FileMode.CreateNew, FileAccess.Write);//创建文件 
+                    //   StreamWriter wr = new StreamWriter(fs);//创建文件
+                    //    wr.Close();
+                    FileStream fil = new FileStream(log_path, FileMode.CreateNew, FileAccess.Write);//创建写入文件 
+                    StreamWriter wfil = new StreamWriter(fil);//创建文件
+                    wfil.WriteLine("[" + Log_timehms + "];[Exchange] ||" + dat);
+                    wfil.Close();
+                }
+                else
+                {
+                    FileStream fs = new FileStream(log_path, FileMode.Append, FileAccess.Write);//创建写入文件 
+                    StreamWriter wr = new StreamWriter(fs);//创建文件
+                    wr.WriteLine("[" + Log_timehms + "];[Exchange] ||" + dat);
+                    wr.Close();
+                }
+            }
+            else
+            {
+                DirectoryInfo directoryInfo = new DirectoryInfo(logpath);
+                directoryInfo.Create();
+            }
+        }
+    }
+}