WebRequest wc = HttpWebRequest.Create("http://www.cznd.gov.cn/node/jrgxq_qnyw/2013-7-5/137512575342148320.html");
wc.ContentType = "application/x-www-form-urlencoded;charset=gb2312";
using (WebResponse wq = wc.GetResponse())
{
using (Stream s = wq.GetResponseStream())
{
using (StreamReader sr = new StreamReader(s, Encoding.GetEncoding("gb2312")))
{
string html = sr.ReadToEnd();
Match m = Regex.Match(html, @"(?i)<td[^>]*?class=(['""]?)NewsContent\1[^>]*?>\s*?<p[^>]*?>\s*?([\s\S]*?)</p>");
string result = m.Groups[2].Value;
Console.Write(result);
Console.ReadLine();
}
}
}