China National Offshore Oil Corporation (CNOOC) has commenced full operations of the secondary development project at the Liuhua Oilfield. The Liuhua Oilfield project, located in the Pearl River Mouth Basin in the northern part of the South China Sea, is reputed to be the country’s largest offshore reef limestone oilfield by proven geological reserves. It is China’s first deep-water oilfield, producing more than 20 million tonnes (mt) of crude oil since it was commissioned in 1996, reported Chinese news ...