China National Petroleum Corporation, State Grid Corporation ranked second, 3.

中国石油天然气集团公司 、 国家电网公司位列第二 、 三名.

Sinopec is playing into China's strategy to secure natural resources, but it's also playing catch-up to its mainland rivals such as bigger China National Petroleum Corp.

这一举措符合中国确保自然资源的战略，不过也是为追赶大陆主要竞争对手，比如规模更大的中国石油天然气集团公司（下称：中石油）。

CPL is a reorganization of decentralized well logging service companies and well logging research and development forces by china national petroleum corporation.

中国石油测井是中国石油公司将分散管理的测井服务队伍和测井研发力量整合重组后成立的专业化公司。