Bizinesi ya Retek ili ndi nsanja zitatu: Motors, Die-Casting ndi CNC kupanga ndi ma waya okhala ndi malo atatu opangira. Magalimoto a Retek akuperekedwa kwa mafani okhalamo, malo olowera, mabwato, ndege zandege, zipatala, malo opangira ma labotale, malole ndi makina ena amagalimoto. Retek wire harness anafunsira zipatala, galimoto, ndi zida zapakhomo.