Tectone Energy Utama was a seller for steam coal cal.63-61, cal 58-56, 55-53, 53-51 from Indonesia and iron ore Fe 56-60, 61-63, Nickel Ni 1.8, 2.4 buyers all over the world. The production of origin East Kalimantan South Kalimantan. Sulawesi. we can serve until million MT purchase year spot long ...