PETROCHINA(00857.HK)

PetroChina Company Limited, together with its subsidiaries, engages in a range of petroleum related products, services, and activities in Mainland China and internationally. It operates through the Oil and Gas and New Energy; Refining, Chemicals and New Materials; Sales; and Natural Gas Sales Segments. The Oil, Gas and New Energy Resource segment engages in the exploration, development, transportation, production, and marketing of crude oil and natural gas, as well as is involved in the new energy resource business. The Refining, Chemicals and New Materials segment refines crude oil and petroleum products; and produces and markets primary petrochemical products, derivative chemical products, and other chemical products; as well as engages in new materials business.