public function incentivemodel()
 {
     //$cust_group = DB::table('customers')->groupBy('CustGroup')->get(['CustGroup']);
     //dd($cust_group);
     //return view('pages.addpoform')->with('cust_group',$cust_group);
     $data_model = PmtProductModel::distinct()->select('pdmodel_code', 'pdmodel_desc')->orderBy('pdmodel_code', 'asc')->get();
     //dd($data_cust);
     return view('sales.incentive_model')->with('model', $data_model);
 }