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Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement , make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement . 中国 石油 天然气 股份有限公司 PetroChina Company Limited PETROCHINA COMPANY LIMITED ( A joint stock limited company incorporated in the People's Republic of China with limited liability ) ( Hong Kong Stock Exchange Stock Code : 857 ; Shanghai Stock Exchange Stock Code : 601857 ) ANNOUNCEMENT Third Quarterly Report of 2021 1. Important Notice 1.1 . The Board of Directors , the Supervisory Committee and the Directors , Supervisors and Senior Management of PetroChina Company Limited ( the " Company " ) warrant that there are no material omissions from , or misrepresentation or misleading statements contained in this quarterly report , and jointly and severally accept full responsibility for the truthfulness , accuracy and completeness of the information contained in this quarterly report . 1.2 . This quarterly report has been approved at the 12th meeting of the eighth session of the Board of Directors of the Company . All Directors have attended the current meeting of the Board of Directors . 1.3 . Mr. Dai Houliang , Chairman of the Board of Directors of the Company , Mr. Huang Yongzhang , Director and President of the Company , and Mr. Chai Shouping , Chief Financial Officer of the Company , warrant the truthfulness , accuracy and completeness of the financial information set out in this quarterly report . 1.4 . The financial statements of the Company and its subsidiaries ( the " Group " ) have been prepared in accordance with the China Accounting Standards ( “ CAS ” ) and the International Financial Reporting Standards ( IFRS " ) , respectively . The financial statements set out in this quarterly report are unaudited . 1