O se fou lelei puʻupuʻu tuʻufaʻatasi (toe faʻaleleia) meafaigaluega ma ua lautele faʻaaogaina i metallurgy, maina, sima, eletise eletise, uafu, fale mea, vailaʻau ma isi vaega.
Mai le filifilia ma faʻalelei le saʻo
Masini mo lau galuega e fesoasoani ia te oe faʻatupeina le faʻatau e maua ai polofiti iloga.
Qingdao Antai Mining Masini Co., Ltd. ina mulimuli ane taua o Antai Company) o loʻo tu i le matagofie Qingdao West Coast Tamaoa Sone, ua avea nei Antai o se aso nei masini ma meafaigaluega gaosiga pisinisi o loʻo i ai le atoa fesootaiga o suʻesuʻega tisaini, gaosia ma faapipiiina, ina ua maeʻa-faʻatau atu tausiga, masini tausiga ma faufautua tautua.