Interra Resources Limited, an investment holding company, engages in the exploration and operation of oil fields for crude petroleum production in Indonesia and Myanmar. It holds 60% interests in two onshore producing oil fields in the Chauk and Yenangyaung covering an area of approximately 1,800 square kilometers located on the north of Yangon and a 72.75% interest in the Kuala Pambuang block covering an area of approximately 1,631 square kilometers located to the southwest of Palangkaraya. The company is also involved in the trading of heavy machineries. Interra Resources Limited was incorporated in 1973 and is based in Singapore.