Rex International Holding Limited, an investment holding company, operates as an oil exploration and production company. Its Oil and Gas segment is involved in oil and gas exploration and production with concessions located in Oman and Norway. The company's Non-Oil and Gas segment offers Rex Virtual Drilling technology, which pinpoints the location of oil reservoirs in the sub-surface using seismic data. The company also holds interests in PL838, PL338C, and PL263D/E licenses located on the Halten Terrace in the Norwegian Sea. Rex International Holding Limited was incorporated in 2013 and is headquartered in Singapore.