Ukubumba isitofu yeyona nkqubo inexabiso eliphantsi yokwenza inxalenye yeplastiki kwisikali ngokunikezela ngomgangatho ongaguqukiyo wokwenziwa komthamo ophakathi ukuya phezulu. I-Prototek yinkampani yokwenza idatha eqhutywa yidatha ene-10 iminyaka ende kwimveliso echanekileyo, ubunjineli, kunye nolawulo lwekhonkco lokubonelela. KwiPrototek, izixhobo zethu zomatshini ze-CNC ziyilelwe ukuveliswa komthamo ophantsi wamacandelo okusetyenziswa kokuphela. Iimveliso ze-extrusion zisetyenziswa ngokubanzi kumacandelo eemoto-zemoto, iinxalenye zelori, iindawo zikaloliwe, izinto zemoto, amacandelo eshishini lokubhabha, njl.