Chenggong Oilfield in Dongying City
Daqing -olieveldraffinadery
Guizhou baota petrochemiese tenksone
Petrochina Dongying Petrochemical Co. Ltd
Shanxi Yanchang China Coal Yulin Energy and Chemical Co. Ltd
Sidalia Gathering en Exhibition
Tianjin CNOOC
Weiming Petrochemical Site
Xinjiang Kunlun Tianze Natural Gas Company
