About Xu Dong
About 中国石油規画総院
About Cui Baochen
About 中国石油対外合作経理部
About Tang Jianjun
About 中国華油集団有限公司
About Guoji Shiyou Jingji
About land(surface of earth)
About ocean
About rural village
About investment
About gas industry
About mineral(geology)
About mining operations
About petroleum
About 開発計画
About Oil field,gas field,oil/gas resource
About 石油
About 資源
About 協力
About 対策
About 提案