自动生成 html5 小页面

StringBuilder htmltext = new StringBuilder();
            try
            {
                //var readPath = Server.MapPath("~/Template/test.html"+templatePage);
                var readPath = Server.MapPath("~/Template/" + scModel.TemplateName);
                using (StreamReader sr = new StreamReader(readPath)) //模板页路径
                {
                    String line;
                    while ((line = sr.ReadLine()) != null)
                    {
                        htmltext.Append(line);
                    }
                    sr.Close();
                }
            }
            catch
            {
                Response.Write("<Script>alert('读取文件错误')</Script>");
            }
            #region  字符串替换
            //第一页
            htmltext.Replace("#MsProducts#", scModel.MsProducts);
            htmltext.Replace("#Industry#", scModel.Industry);
            #endregion
            try
            {
                // var newPath = Server.MapPath("~/solution/test.html");
                var newPath = Server.MapPath("~/solution/" + scModel.PageName);
                using (StreamWriter sw = new StreamWriter(newPath, false, System.Text.Encoding.GetEncoding("UTF-8"))) //保存地址
                {
                    sw.WriteLine(htmltext);
                    sw.Flush();
                    sw.Close();
                }
            }
            catch
            {
                Response.Write("<Script>alert('读取文件错误')</Script>");
            }