行业分类: 天然气

Bestsun Energy Co., Ltd.

Shanxi Lu'an Chemical Technology Co., Ltd.

China Marine Information Electronics Company Limited

Shandong Xinchao Energy Corporation Limited

ENN Natural Gas Co., Ltd.

Beijing Jingcheng Machinery Electric Company Limited

Sinopec Oilfield Service Corporation

Guizhou Gas Group Corporation Ltd.

Chongqing Gas Group Corporation Ltd.

CNOOC Limited

China Suntien Green Energy Corporation Limited

CNOOC Energy Technology and Services Limited

Sichuan Guangan AAA Public Co., Ltd.

Shaanxi Heimao Coking Co., Ltd.

Shenzhen Gas Corporation Ltd.

Inner Mongolia Junzheng Energy and Chemical Group Co., Ltd.

Xi'an Shaangu Power Co., Ltd.

China Oilfield Services Limited

PetroChina Company Limited

China Merchants Energy Shipping Co., Ltd.