Inkqubo yokwenza ibheji yohlulwe ngokubanzi ibe yisitampu, i-die-casting, i-hydraulic, i-corrosion, njl., phakathi kwayo isitampu kunye ne-die-casting zixhaphake kakhulu.Unyango lombala Inkqubo yombala ihlukaniswe ibe yi-enamel (i-cloisonne), i-enamel yokuxelisa, i-varnish yokubhaka, iglue, ukuprinta, njl.
Funda ngokugqithisileyo