PT Alamtri Resources Indonesia Tbk, together with its subsidiaries, engages in the coal and mining business in Indonesia. It operates through Coal Mining and Trading; Mining Services; Logistics; and Others segments. The company provides trading, transportation, warehousing, quarrying, cargo handling, and mining and transportation support services. It is also involved in the agriculture, construction, and seaport service activities, as well as repair and installation of machines, power supply, wa...