HtmlHead head = (HtmlHead)Page.Header;//首先把Page.Header转换成HtmlHead

        HtmlMeta keywordMeta = new HtmlMeta();//然后new一个HtmlMeta

        keywordMeta.Name = "keywords";//设置您所需要设置的Meta Name如：keywords、description等

        keywordMeta.Content = "孚越科技fooyoo.com.cn,电力巡检系统,软件外包开发";//然后设置对应内容

        Header.Controls.Add(keywordMeta);//最后绑定就Ok