分类: 石油

China Petroleum and Chemical Corporation

Guanghui Energy Co., Ltd.

China Petroleum Engineering Corporation

Hengli Petrochemical Co., Ltd.

Tongyi Carbon Neutral Technology (Xinjiang) Co., Ltd.

Offshore Oil Engineering Co., Ltd.

Sinopec Shanghai Petrochemical Company Limited

Geo-Jade Petroleum Corporation

Shandong Xinchao Energy Corporation Limited

Sinopec Oilfield Service Corporation

CNOOC Limited

CNOOC Energy Technology and Services Limited

China Oilfield Services Limited

PetroChina Company Limited

Hunan Heshun Petroleum Co., Ltd.

Zhongman Petroleum and Natural Gas Group Corp., Ltd.

Bomesc Offshore Engineering Company Limited

Qingdao Copton Technology Company Limited