The Company has mining permit on concession areas in South of Kalimantan, Jambi, South of Sumatera, West of Sumatera, and Central of Kalimantan, with total areas of 42,904 ha and total resources and reserves of approximately 2.5 billion tons and 837.9 million tons, in accordance with the disclosure on coal reserves in the Company’s Financial Statements for the period of December 31, 2017.