1 # electrolytic copper ndi chitsulo chosakhala ndi chitsulo chogwirizana kwambiri ndi anthu, chomwe chimagwiritsidwa ntchito kwambiri pamagetsi, mafakitale opepuka, kupanga makina, makampani omangamanga, chitetezo cha dziko ndi madera ena, ndipo ndi chachiwiri kwa aluminium mu kugwiritsa ntchito zitsulo zopanda chitsulo ku China.
Mkuwa umagwiritsidwa ntchito kwambiri komanso kudyedwa m'mafakitale amagetsi ndi zamagetsi, kuwerengera theka lazomwe zimagwiritsidwa ntchito.
Amagwiritsidwa ntchito pamitundu yonse ya zingwe ndi mawaya, ma motor and transformer windings, masiwichi ndi ma board osindikizidwa.
Popanga makina ndi magalimoto oyendetsa, amagwiritsidwa ntchito popanga ma valve ndi zipangizo zamafakitale, mamita, mayendedwe omveka, nkhungu, zotentha kutentha ndi mapampu.
Amagwiritsidwa ntchito kwambiri mumakampani opanga mankhwala popanga vacuum, akadali, mphika wofulira ndi zina zotero.
M'makampani achitetezo omwe amagwiritsidwa ntchito popanga zipolopolo, zipolopolo, zida zamfuti, ndi zina zambiri, pazipolopolo miliyoni 1 zilizonse zomwe zimapangidwa, matani 13-14 amkuwa amafunikira.
M'makampani omangamanga, amagwiritsidwa ntchito pazipope zosiyanasiyana, zopangira zitoliro, zipangizo zokongoletsera, etc.