China Petroleum Group Oriental Geophysical Exploration Co., Ltd., a wholly-owned subsidiary of China Petroleum and Natural Gas Group, was established on February 6, 2002. It is a comprehensive international technology focusing on geophysical exploration of oil and gas resources, integrating onshore and offshore oil and gas exploration, data processing and interpretation, comprehensive geophysical exploration, information technology services, geophysical exploration equipment, software R&D, manufacturing, multi-user exploration, foreign training and property services.