public ActionResult TypeProductManager()
        {
            var listtype = TheLoai.ListTheLoai();

            ViewBag.Type = listtype;

            return(View());
        }
 public ActionResult InsertProduct()
 {
     using (var db = new Context())
     {
         ViewBag.Type = TheLoai.ListTheLoai();
         return(View());
     }
 }