//发送XML

 public void Send(object sender, System.EventArgs e)
    {
        string WebUrl = "http://localhost:4035/GetXML/GetDataSet";//换成接收方的URL
        RequestUrl(WebUrl, GetXml());
    }
public void RequestUrl(string url, string data)//发送方法
    {

        var request = WebRequest.Create(url);
        request.Method = "post";
        request.ContentType = "text/xml";
        request.Headers.Add("charset:utf-8");
        var encoding = Encoding.GetEncoding("utf-8");

        if (data != null)
        {
            byte[] buffer = encoding.GetBytes(data);
            request.ContentLength = buffer.Length;
            request.GetRequestStream().Write(buffer, 0, buffer.Length);
        }
        else
        {
            //request.ContentLength = 0;
        }

        //using (HttpWebResponse wr = request.GetResponse() as HttpWebResponse)
        //{
        //    using (StreamReader reader = new StreamReader(wr.GetResponseStream(), encoding))
        //    {
        //        return reader.ReadToEnd();
        //    }
        //}
    }

public string GetXml()//要发送的XML
    {
        StringBuilder strBuilder = new StringBuilder();
        strBuilder.Append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        strBuilder.Append("<root>");
        strBuilder.Append("<customer_id>123</customer_id>");
        strBuilder.Append("<terminal_code>10444441</terminal_code>");
        strBuilder.Append("<customer_mobile>13464537875</customer_mobile>");
        strBuilder.Append("<customer_name>张三丰</customer_name>");
        strBuilder.Append("<relationship>母子</relationship>");
        strBuilder.Append("<baby_name>张国立</baby_name>");
        strBuilder.Append("<baby_sex>1</baby_sex>");
        strBuilder.Append("<baby_birthday>2012-06-08</baby_birthday>");
        strBuilder.Append("<province>浙江</province>");
        strBuilder.Append("<region>杭州</region>");
        strBuilder.Append("<county>建德</county>");
        strBuilder.Append("<address>西湖区文三路158号</address>");
        strBuilder.Append("<feedback>1</feedback>");
        strBuilder.Append("</root>");
        return strBuilder.ToString();
    }

//接收XML

 public void GetDataSet(string text)
        {
            try
            {
                Stream inputstream = Request.InputStream;
                byte[] b = new byte[inputstream.Length];
                inputstream.Read(b, 0, (int)inputstream.Length);
                string inputstr = UTF8Encoding.UTF8.GetString(b);
                XmlDocument d = new XmlDocument();
                d.LoadXml(inputstr);
            }
            catch
            {
              
            }
        }