Champe de pétrole de Chenggong à Dongying City Daqing Oil Field Refinery Guizhou Baota Zone de réservoir pétrochimique Petrochina Dongying Petrochemical Co. Ltd Shanxi Yanchang China Coal Yulin Energy and Chemical Co. Ltd SIDALIA Gathering and Exhibition Tianjin CNOOC Site pétrochimique de Weiming Xinjiang Kunlun Tianze Natural Gas Company Zhongke (Guangdong) Refining & Chemical Co. Ltd