public void DownloadFtp(string local, string URI)

        {

            try

            {

                FtpWebRequest reqFTP;

                FileStream outputStream = new FileStream(local, FileMode.Create);

                reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(URI));

                reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;

                reqFTP.UseBinary = true;

                reqFTP.KeepAlive = false;

                reqFTP.Credentials = new NetworkCredential("hj", "hj");

                FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();

                Stream ftpStream = response.GetResponseStream();

                long cl = response.ContentLength;

                int bufferSize = 2048;

                int readCount;

                byte[] buffer = new byte[bufferSize];

                readCount = ftpStream.Read(buffer, 0, bufferSize);

                while (readCount > 0)

                {

                    outputStream.Write(buffer, 0, readCount);