Chenggong Oilfield ku Dongying City
Daqing Oil Field Refinery
Guizhou Baota Petrochemical Tank Zone
Malingaliro a kampani Petrochina Dongying Petrochemical Co., Ltd
Shanxi Yanchang China Coal Yulin Energy & Chemical Co. LTD
Kusonkhanitsa ndi Kuwonetsa Sidalia
Tianjin CNOOC
Weiming Petrochemical Site
Xinjiang Kunlun Tianze Natural Gas Company
