PT Borneo Olah Sarana Sukses Tbk is a company engaged in coal mining. Headquartered in Jakarta which has 4 coal concession areas through a subsidiary, with a concession area of 16,000 hectares. All areas of the concession area are located in West Kutai - East Kalimantan.Important phenomenon :PT Borneo Olah Sarana Suksesa Tbk was first established in 2011 under the name of PT Megah Pratama Resources engaged in mining construction, processing and refining, trading and transportation, and mining through subsidiaries.The company's high quality coal has been successfully exported to Japan in June 2015. And in 2016, the company gained confidence in funding for exploration in PB and BOS from the Japanese government through Japan Oil Gas Metal Corporation.In 2017, PT Megah Pratama Resources changed its name to PT Borneo Olah Sarana Sukses Tbk and expanded its customer base and market development to Japan, South Korea and the Philippines.