how do i add a cc or bcc through a transport agent?

      public override RoutingAgent CreateAgent(SmtpServer server)
{
            return new MyAgent(server);
}   

public class MyAgent : RoutingAgent
{
        public MyAgent(SmtpServer server)
        {
            this.OnSubmittedMessage += MyAgent_OnSubmittedMessage;
        }

        private void MyAgent_OnSubmittedMessage(SubmittedMessageEventSource source, QueuedMessageEventArgs e)
        {
            e.MailItem.Message.Bcc.Add(new EmailRecipient("wangdasheng", "*** 因为隐私原因删除电子邮件地址 ***"));
        }
}It doesn't work when I write it like this.How do I add a cc or BCC through a transport agent?      您好：当前论坛主要负责Office客户端产品的问题反馈及讨论。很抱歉您的这个问题已经超出了这边的技术支持范围。建议您到TechNet论坛获取更多帮助：http://social.technet.microsoft.com/Forums/office/zh-CN/home在合适的论坛发布您的问题，有助于您获得更多的来自于有经验的用户的。同时其他用户也能从您的问题中获益。感谢您的理解！