Longyun Xu

Longyun Xu has been working as an Engineer at OGRE Systems since April 2010. Prior to that, Longyun was the Manager of the Reserves Evaluation Department at Apex Solutions Inc. in Beijing from May 2002 to March 2010. With a MS in Petroleum Geology from China University of Petroleum, Longyun's expertise lies in Reserves Evaluation, Geological Research, Development Plan, Production Forecasting, and Economic Evaluation.