China SSE:601857 PetroChina Company Limited stock price chart 中国石油天然气股份有限公司 (中国石油)
PetroChina Company Limited (SSE: 601857, SEHK: 857, NYSE：PTR) 中国石油天然气股份有限公司 (中国石油) : Chinese oil and gas company. It is Asia's largest oil and gas producer and is China's second biggest oil producer. It is an arm of state-owned China National Petroleum Corporation (CNPC, 中国石油天然气集团公司). Industry : Oil and gas. SSE 50 Component. Headquarters: Beijing, China. Established in 1999 as a joint stock company.