PT Garda Tujuh Buana Tbk engages in mining, producing, and selling thermal coal in the north middle part of Bunyu Island, Indonesia. The company engages in the construction and trading activities. It is also involved in logistics operations. In addition, the company 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.