Pt Tunas Inti Abadi Coal Mining
Tunas Inti Abadi Coal Mine Global Energy Monitor. apr 30, 2021 the tunas inti abadi (tia) coal mine is an opencast mine, operated by pt tunas inti abadi, a subsidiary of abm investama, with a capacity of million tonnesperannum (mtpa) in kusan hulu, tan bumbu, south kalimantan, indonesia.