PT Garda Tujuh Buana Tbk engages in mining, producing, and selling thermal coal in the north middle part of Bunyu Island, Indonesia. It is also involved in the construction and trading activities, as well as logistics operations. In addition, the company also exports its coal products. It serves coal fired power plants. PT Garda Tujuh Buana Tbk was founded in 1996 and is headquartered in Jakarta, Indonesia.