Многопоточность в Windows Service

// 1
while (true)
{
    TcpClient TCPClient_TMP = Listener.AcceptTcpClient();
    TCP_AcceptTcpClientEvent?.Invoke(TCPClient_TMP); //Call event.
}
 
// 2
public void Listener_AcceptTcpClient(TcpClient client)
{
    C_TCP_Client_S Klient = new C_TCP_Client_S(client);
                         
    //Add events                           
    Klient.TCP_Client_ClientConnectingEvent += TCP_Client_ClientConnectingInvoke;
    Klient.TCP_Client_ClientDisconectEvent += TCP_Client_ClientDisconectInvoke;
    Klient.TCP_Client_MessIncomingEvent += TCP_Client_MessIncomingInvoke;
 
    Klient.Start(); //TCPClient started work.
}

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Linq;
using System.ServiceProcess;
using System.Text;
using System.Threading.Tasks;
using NS_Settings_V7;
using System.Threading;
 
namespace TBotEventService_V3
{
    public partial class Service1 : ServiceBase
    {
        public Service1()
        {
            InitializeComponent();
 
            Logs.Info($"ID: {Thread.CurrentThread.ManagedThreadId.ToString()}"); //ID: 10
         }
 
        #region Service Value's
        private static readonly log4net.ILog Logs = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType.Name);
        #endregion
 
        protected override void OnStart(string[] args)
        {
            Logs.Info($"ID: {Thread.CurrentThread.ManagedThreadId.ToString()}");
            Logs.Info("Service: OnStart");
 
            MyEvent += XXX_Mehod;
 
            Thread myThread = new Thread(new ThreadStart(Count));
            myThread.Start(); // запускаем поток
        }
 
        private void XXX_Mehod(object sender, EventArgs e)
        {
            Logs.Info($"XXX_Mehod: {Thread.CurrentThread.ManagedThreadId.ToString()}"); //ID: 11
        }
 
        protected override void OnStop()
        {
            Logs.Info($"ID: {Thread.CurrentThread.ManagedThreadId.ToString()}");//ID: 10
            Logs.Info("Service: OnStop");
        }
 
        public event EventHandler MyEvent;
 
        public void Count() //Второй поток
        {
            for (int i = 1; i < 9; i++)
            {
                MyEvent?.Invoke(this, EventArgs.Empty);
 
                Logs.Info($"ID TH: {Thread.CurrentThread.ManagedThreadId.ToString()}"); //ID: 11
                Thread.Sleep(400);
            }
        }
    }
}

// Class  TCP_Listener_S.cs
public delegate void TCP_AcceptTcpClientDelegate(TcpClient Klient);
public event TCP_AcceptTcpClientDelegate TCP_AcceptTcpClientEvent;
 
while (true)
{
    TcpClient TCPClient_TMP = Listener.AcceptTcpClient();
    TCP_AcceptTcpClientEvent?.Invoke(TCPClient_TMP); //Call event.
}
 
// Form.cs
TCP_Listener_S.TCP_AcceptTcpClientEvent += Listener_AcceptTcpClientInvoke; //New client accept
 
//Стандартная проверка на потоки
public void Listener_AcceptTcpClientInvoke(TcpClient client)
{
    if (InvokeRequired)
    {
        this.BeginInvoke(new C_TCP_Listener_S.TCP_AcceptTcpClientDelegate(this.Listener_AcceptTcpClient), client);
    }
    else
    {
        Listener_AcceptTcpClient(client);
    }
}
 
//Обработка события.
public void Listener_AcceptTcpClient(TcpClient client)
{
    C_TCP_Client_S Klient = new C_TCP_Client_S(client);
                         
    //Add events                           
    Klient.TCP_Client_ClientConnectingEvent += TCP_Client_ClientConnectingInvoke;
    Klient.TCP_Client_ClientDisconectEvent += TCP_Client_ClientDisconectInvoke;
    Klient.TCP_Client_MessIncomingEvent += TCP_Client_MessIncomingInvoke;
 
    Klient.Start(); //TCPClient started work.
}