cyp com cn

CNPC is engaged in hydrocarbon exploration and production operations in onshore and offshore areas in China and is authorized to cooperate with foreign oil companies to jointly explore and develop...

中国石油天然气集团公司是以油气业务、工程技术服务、石油工程建设、石油装备制造、金融服务、新能源开发等为主营业务的综合性国际能源公司能源公司...