PT Bintang Mitra Semestaraya Tbk engages in the trading of chemicals and rice in Indonesia. The company offers caustic soda liquid and flakes, hydrochloric acid, sodium hypochlorite, sulfuric acid, ethylene dichloride, vinyl chloride monomer, polyvinyl chloride, and hydrogen gas. It is also involved in the exploration and production of oil and gas; mining and sale of nickel; and investment and general trading activities. The company was formerly known as PT Bintang Mahkota Semestaraya and changed its name to PT Bintang Mitra Semestaraya Tbk in May 1991. PT Bintang Mitra Semestaraya Tbk was founded in 1989 and is headquartered in Jakarta, Indonesia.