摘要
China, which is rich in coal but poor in petroleum and gas, may put an end to projects which are designed to produce petroleum by liquefying coal,
China,which is rich in coal but poor in petrolcum and gas,may put an end to projects which are designed to produce petroleum by liquecfying coal,according to an official with the National Development and Reform Commission（NDRC）,the country＇s top cconomic planning agency.
