(ICSG) e tlalehile ka la 23 Loetse hore tlhahiso ea koporo e hloekisitsoeng lefatšeng ho tloha Pherekhong ho fihlela Phuptjane e nyolohile ka 3.2% selemo le selemo, tlhahiso ea koporo ea electrolytic (ho kenyeletsoa electrolysis le electrowinning) e phahame ka 3.5% ho feta ea selemo sona seo, mme tlhahiso ea koporo e nchafalitsoeng e hlahisoang ke litšila tsa koporo e phahame ka 1.7% ho feta ea selemo sona seo.Tlhahiso ea koporo e hloekisitsoeng ea China e nyolohile ka liperesente tse 6 nakong ea Pherekhong-Phupu ho tloha selemong se fetileng, ho latela lipalo tsa semmuso.Tšebeliso ea koporo e hloekisitsoeng ea Chile e ne e le tlase ka 7% ho feta nako e tšoanang selemong se fetileng, 'me koporo e hloekisang electrolytic e nyolohile ka 0.5%, empa koporo ea electrorefining e theohile ka 11%.Afrika, tlhahiso ea koporo e hloekisitsoeng naheng ea Democratic Republic of the Congo e eketsehile ka liperesente tse 13.5 selemo le selemo ha merafo e mecha ea koporo e buloa kapa limela tsa hydrometallurgical li atolosoa.Tlhahiso ea koporo e hloekisitsoeng Zambia e eketsehile ka liperesente tse 12 ha smelters e ntse e hlaphoheloa ho koaloa ha tlhahiso le mathata a ts'ebetso ka 2019 le mathoasong a 2020. Tlhahiso ea koporo e hloekisitsoeng ea US e ile ea phahama ka liperesente tse 14 selemo le selemo ha li-smelters li hlaphoheloa mathateng a ts'ebetso ka 2020. Lintlha tsa pele e bontšitse ho fokotseha ha tlhahiso Brazil, Jeremane, Japane, Russia, Spain (SX-EW) le Sweden ka mabaka a sa tšoaneng, ho kenyeletsa ho koaloa ha thepa bakeng sa tlhokomelo, mathata a ts'ebetso le ho koaloa ha limela tsa SX-EW.