cathode copper ndi mtundu wazitsulo zopanda chitsulo zomwe zimagwirizana kwambiri ndi anthu.Amagwiritsidwa ntchito kwambiri mumagetsi, mafakitale opepuka, opanga makina, mafakitale omanga, makampani oteteza dziko ndi zina.Ntchito yokhotakhota kukana zingwe zosiyanasiyana, mawaya, Motors, tiransifoma, masiwichi, kusindikizidwa matabwa dera.Kupanga ma valve ndi zipangizo zamafakitale, zida, ma sliding bearings, molds, heat exchangers ndi mapampu.Amapanganso vacuum, tank distillation, thanki yopangira mowa ndi zina zotero.Amagwiritsidwanso ntchito mu makampani otetezera kupanga zipolopolo, zipolopolo, zida zamfuti, ndi zina zotero.