Golden Energy and Resources Limited, an investment holding company, engages in the exploration, mining, processing, marketing, and trading of metallurgical coal. The company operates through Energy Coal, Metallurgical Coal, and Non-Coal Business segments. It holds interests in five coal mining concession areas that covers an area of approximately 66,204 hectares located in South Kalimantan, Central Kalimantan, Jambi, and South Sumatra Basin in Indonesia; and owns forestry concession rights of 247,713 hectares in Kalimantan, as well also owns the rights to mine approximately 1.9 billion tons of coal resources with coal reserves of approximately 702.8 million tons. The company also holds interest in 6 development mines and 1 operating project to mine approximately 1.7 billion tons of energy coal resources; and coal resources of approximately 79 million tonnes with coal reserves of approximately 16.7 million tonnes in Australia. In addition, it is involved in gold mining activities; and provision of management consultancy services, as well as invests in renewable energy projects. Golden Energy and Resources Limited operates in China, Indonesia, India, Japan, South Korea, Spain, the Philippines, the Netherlands, Cambodia, Malaysia, and internationally. The company is based in Singapore. Golden Energy and Resources Limited is a subsidiary of PT Dian Swastatika Sentosa Tbk.