According to enterprise data, China Petroleum and Natural Gas Co., Ltd. (hereinafter referred to as "China Petroleum", hereinafter referred to as "PetroChina") was established on June 5, 5438+0999165438+1October 5, and was the former China Petroleum and Natural Gas Group (now China Petroleum and Natural Gas Group Co., Ltd., hereinafter referred to as "China Petroleum Group", hereinafter referred to as "PetroChina"). American Depositary Securities, H shares and A shares issued by the Company were listed on the new york Stock Exchange, The Stock Exchange of Hong Kong Limited ("HKEx") and the Shanghai Stock Exchange on April 6, 2000, April 7, 2000 and October 5, 2007 respectively (ADS code PTR of new york Stock Exchange, Stock code 857 of Hong Kong Stock Exchange and stock code 60655 of Shanghai Stock Exchange).