//PDF文件導出
        public ActionResult pdfs() {
            
            //導出頁面的路徑（死路徑）
            string url = "http://localhost:1213/";
            //插件的路徑（轉換為pdfNE）
            string pdf = "C:/Program Files/wkhtmltopdf/bin/wkhtmltopdf.exe";

            //隨機生成一個文件名稱
            string filename = Guid.NewGuid().ToString();
            
 
//pdf格式
            string pdfpath = filename + ".pdf";
            Process p = System.Diagnostics.Process.Start(pdf, url + " \"" + Server.MapPath(pdfpath) + "\"");
            p.WaitForExit();
            
            //下載
            FileStream fs = new FileStream(Server.MapPath(pdfpath), FileMode.Open);
            
 
byte[] file = new byte[fs.Length];
            fs.Read(file, 0, file.Length);
            fs.Close();
            Response.Clear();
            Response.AddHeader("content-disposition", "attachment; filename=" + filename + ".pdf");//以二進制流模式，強制下載 
            Response.ContentType = "application/octet-stream
 
";
            Response.BinaryWrite(file);
            Response.Write("<script>window.location=‘Index.cshtml‘</script>");
            return null;
        }

 //JPG文件導出
        public ActionResult jpgs()
        {
            //導出頁面的路徑
            string url = "http://localhost:1213/";
            //插件的路徑（轉換為jpg）
            string jpg = "C:/Program Files/wkhtmltopdf/bin/wkhtmltoimage.exe";

            //隨機生成一個文件名稱
            string filename = Guid.NewGuid().ToString();
            //jpg格式
            string pdfpath = filename + ".jpg";
            Process p = System.Diagnostics.Process.Start(jpg, url + " \"" + Server.MapPath(pdfpath) + "\"");
            p.WaitForExit();

            //下載
            FileStream fs = new FileStream(Server.MapPath(pdfpath), FileMode.Open);
            byte[] file = new byte[fs.Length];
            fs.Read(file, 0, file.Length);
            fs.Close();
            Response.Clear();
            Response.AddHeader("content-disposition", "attachment; filename=" + filename + ".jpg");//以二進制流模式，強制下載 
            Response.ContentType = "application/octet-stream";
            Response.BinaryWrite(file);
            Response.Write("<script>window.location=‘Index.cshtml‘</script>");
            return null;
        }

布局頁面代碼：
　　<a>@Html.ActionLink("當前頁面導出PDF", "pdfs")</a>
　　<a>@Html.ActionLink("當前頁面導出JPG", "jpgs")</a>

轉PDF、JPG插件（wkhtmltox-0.12.4_msvc2015-win64.exe）

ASP.NET指定頁面轉PDF、JPG（插件）