using System.Net.Mail
///
/// 邮件发送
///by http://www.
///
///
public bool Send()
 {
     //mail message
     MailMessage myMail = new MailMessage();
     myMail.From = new MailAddress("发送邮箱@163.com");      // 发送人
     myMail.To.Add(new MailAddress("接收邮箱@163.com"));   // 接收人邮箱
     myMail.Subject = "测试邮件发送--主题";
     myMail.SubjectEncoding = Encoding.UTF8;
     myMail.Body = "测试邮件发送--正文";
     myMail.BodyEncoding = Encoding.UTF8;
     myMail.IsBodyHtml = false;
     myMail.Priority = MailPriority.Normal;  // 邮件级别
     //myMail.CC.Add(new MailAddress("test@163.com"));   // 抄送
     //myMail.Bcc.Add(new MailAddress("test@163.com"));  // 密送

     //Smtp Client
     SmtpClient sender = new SmtpClient();
     sender.Host = "smtp.163.com";// email.Host;
     //sender.Port = 80;
     // 设置发送人的邮箱和密码
     sender.Credentials = new NetworkCredential("发送邮箱@163.com","邮箱密码");
     sender.DeliveryMethod = SmtpDeliveryMethod.Network;
     sender.EnableSsl = false;  // 是否启用 SSL 加密

     try
     {
  sender.Send(myMail);
  return true;
     }
     catch (Exception e)
     {
  throw new Exception(e.Message);
     }
 }