Ma muli o ka noiʻi kumukūʻai kila o ka honua, ua hoʻopuka ka National Minerals Corporation of India (NMDC) ka mea hana hao nui loa ma India - ʻo ia hoʻi ʻo National Minerals Corporation of India (NMDC) i nā kumukūʻai kelepona hao no ʻekolu mahina i ka lālani.
Ua lohe ʻia ua hoʻonohonoho ʻo ia i kāna kumukūʻai ferroelectric kūloko i NMDC 1,000 rupees/ton (ma kahi o US$13.70/ton). I waena o lākou, ua hoʻonui ka ʻoihana i ke kumukūʻai hoʻokomo o ka hao puʻupuʻu me ka ʻike hao 65.5% i Rs 6,150/ton, a me ke kumukūʻai o ka ore maikaʻi me ka ʻike hao 64% i Rs 5160/ton, akā ua piʻi ke kumukūʻai o kēia manawa ma 89% i hoʻohālikelike ʻia me 2020. A me 74%.
Ua ʻōlelo kekahi wahine mare mai Mumbai mai: "A laila ua make nā kumukūʻai hao i hōʻike ʻia e ka hanana Dalian Railway ma Kina, e alakaʻi ana i nā kumukūʻai e neʻe ana i nā manaʻolana o ka mākeke."
Wahi a nā lono, ua piʻi ka helu helu o nā hanana hao o NMDC i 88.9%, e hōʻea ana i 306 tons; ua piʻi ka pakuhi nui o ke kūʻai aku ma 62.6% i 291 tons.