Pokhudzidwa ndi kafukufuku wa mitengo ya zitsulo padziko lonse lapansi, wopanga zitsulo zazikulu kwambiri ku India - National Minerals Corporation of India (NMDC) adapanga mitengo ya mafoni achitsulo kwa miyezi itatu yotsatizana.
Pali mphekesera zoti yakhazikitsa mtengo wake wa ferroelectric wapakhomo kufika pa NMDC 1,000 rupees/ton (pafupifupi US$13.70/ton). Pakati pawo, kampaniyo yawonjezera mtengo wa chitsulo chosungunuka chokhala ndi 65.5% ya chitsulo kufika pa Rs 6,150/ton, ndi mtengo wa miyala yosalala yokhala ndi 64% ya chitsulo kufika pa Rs 5160/ton, koma mtengo wapano wakwera ndi 89% poyerekeza ndi 2020. Ndipo 74%.
Mkwatibwi wochokera ku Mumbai anati: “Kenako mitengo yachitsulo yomwe inanenedwa ndi Dalian Railway Incident ku China inali yoopsa, zomwe zinapangitsa kuti mitengo ipite patsogolo kwambiri.”
Malinga ndi mphekesera, ziwerengero za zochitika za NMDC mu mndandanda wa zitsulo zachitsulo zinafika pa 88.9%, kufika pa matani 306; tchati cha kuchuluka kwa malonda chinakwera ndi 62.6% kufika pa matani 291.