Ngeminyaka yokuhlangenwe nakho ekukhiqizeni isihlilingi esiyindilinga sokusebenza okuphezulu I , -Lishenflex inganikeza ububanzi obubanzi bokujikeleza okujikelezayo okujikelezayo kwe-sling . ukusebenza okuphezulu kwe-sling ingahlangabezana nezinhlelo zokusebenza eziningi, uma udinga, sicela uthole isevisi yethu ye-inthanethi efika ngesikhathi mayelana nokusebenza okuphezulu kwe-sling round . Ngaphezu kohlu lomkhiqizo olungezansi, ungakwazi futhi ukwenza ngokwezifiso isihlilingi sakho esiyindilinga esiyingqayizivele sokusebenza okuphezulu ngokuya ngezidingo zakho ezithile.