Hakihea 18, i tū te whakarewanga maitai o te ao hei whakamatautau waro iti me te kaupapa tono kaupapa groundbreaking hui i roto i te waru rino me te Steel Ou Smelting oumu whakakorikori turanga.Ka rite ki Haina Baowu iti waro metallurgy innovation turanga whakamātautau, hauwai-taonga huringa waro pupuhi oumu he auaha, me te whakararuraru whakaiti tuku waro, waro neutralization tukanga hangarau me te kaupapa whakaaturanga hanga i runga i te pūtake o te oumu pupuhi tuku iho ki te wahi i te bottleneck hangarau.Na roto i te whakaheke hauwai waro, ka iti ake te kai waro mo te hanga rino oumu pupuhi.Whakatutukihia te hangarua o te hau whakaputa me te whakahekenga waro i te neke atu i te 30% o te whaainga.