CPC Corporation, a state-owned petroleum company in Taiwan; abbreviated from 台湾中油 tái​wān​zhōng​yóu

oil products obtained between 200 and 300 degrees Celsius during the refining and fractionation of crude oil

China National Petroleum Corporation, a state-owned oil and gas company in mainland China; abbreviated from 中国石油天然气集团公司 zhōng​guó​shí​yóu​tiān​rán​qì​jí​tuán​gōng​sī