[PETROCHINA COMPANY LIMITED (A joint stock limited company incorporated in the People’s Republic of China with limited liability) ANNOUNCEMENT §1 Important Notice 1.3 The financial statements of the Company and its subsidiaries (the “Group”) are prepared in accordance with the China Accounting Standards (“CAS”) and the International Financial Reporting Standards (“IFRS”), respectively. The financial statements set out in this announcement] [TABLE OF CONTENTS EX-99.1 99.1 PetroChina Company Limited Dated: October 27, 2010 Li Hualin Company Secretary 6-K 1 h04578e6vk.htm 6-K]