Ukuze uqinisekise ikhwalithi yezokuphepha neyethembekile yenqubo yokukhiqiza, Sinezinqubo zokusebenza eziphelele nezinqubo zokusebenza, futhi ulandele ngokuqinile inqubo yokukhiqiza. Imikhiqizo yethu nezinsizakalo zethu zidlulise isitifiketi se-ISO9001 Quality System International.