public ActionResult KhachHang()
        {
            var kh = db.KhachhangSP();
            List <KhachHang> result = new List <KhachHang>();

            foreach (var rs in kh.ToList())
            {
                //System.Diagnostics.Trace.WriteLine("Khach Hang:");
                //System.Diagnostics.Trace.WriteLine(rs.Name);
                //System.Diagnostics.Trace.WriteLine(rs.Job);
                result.Add(rs);
            }
            return(PartialView("KhachHang", result.ToArray()));
        }