ช่วยดูให้หน่อยคับเกียวกับ socket ไม่ไม่ออกครับแนะนำด้วยครับ

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.Drawing.Imaging;
namespace ClientV5
{
    public partial class Form1 : Form
    {
        Socket hostSocket; Thread thread;
        public Form1()
        {
            InitializeComponent();
            ThreadPool.QueueUserWorkItem(startListening);  
        }
        private void startListening(object state)
        {
            try
            {
                Socket receiveSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                IPEndPoint hostIpEndPoint = new IPEndPoint(IPAddress.Any, 9050);
                //Connection node
                receiveSocket.Bind(hostIpEndPoint);
                receiveSocket.Listen(10);
                MessageBox.Show("start");
                hostSocket = receiveSocket.Accept();

                thread = new Thread(new ThreadStart(trreadimage));
                thread.IsBackground = true;
                thread.Start();
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
                Console.ReadKey();
            }
        }

        private void trreadimage()
        {
            try
            {
                while (true)
                {
                    byte[] b = new byte[1024 * 1000];//Picture of great
                    hostSocket.Receive(b);
                    MemoryStream ms = new MemoryStream(b);
                    Image img = Image.FromStream(ms);
                    pictureBox1.Image = img;
                }
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
                thread.Abort();
            }
        }

      
        
        private void pictureBox1_Click(object sender, EventArgs e)
        {
            
   
        }
    }
}

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Client2
{
    public partial class Form1 : Form
    {
        Socket sendsocket;
        public Form1()
        {
            InitializeComponent();
        }
        private void threadimage()
        {
            try
            {
                while (true)
                {
                    MemoryStream ms = new MemoryStream();
                    GetScreen().Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);//Here I use the BMP format
                    byte[] b = ms.ToArray();
                    sendsocket.Send(b);
                    Thread.Sleep(200);//I'm here to set to send a second
                }
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
                return;
            }
        }
        private Bitmap GetScreen()
        {
            Bitmap bitmap = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height);
            Graphics g = Graphics.FromImage(bitmap);
            g.CopyFromScreen(0, 0, 0, 0, bitmap.Size);
            return bitmap;
        }
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                sendsocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                //The instantiation of socket, IP for 192.168.1.106, 10001 for Port
                IPEndPoint ipendpiont = new IPEndPoint(IPAddress.Parse(textBox1.Text.Trim()), 9050);
                sendsocket.Connect(ipendpiont);
                //Establishment of end point
                Thread th = new Thread(new ThreadStart(threadimage));
                th.IsBackground = true;
                th.Start();
            }
            catch (Exception ee)
            {
                MessageBox.Show(ee.Message);
                return;
            }
          //  this.Hide();//Hidden form
        }
    }
}