[2011 ANNUAL REPORT PETROCHINA COMPANY LIMITED PetroChina Summary of Financial Data and Financial Notes: (1) Due to business combinations under common control completed in 2008 and 2009, the relevant financial statements of the Group have been restated in a manner identical to a pooling of interests to reflect the acquisitions. (2) As at December 31, 2007, basic and diluted earnings] [99.1 Announcement dated April 16, 2012 relating to the Annual Report for the year ended December 31, 2011 according to Hong Kong Exchange Listing Rules. PetroChina Company Limited Dated: April 16, 2012]

[THIS DOCUMENT IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION If you are in any doubt If you have sold or transferred PetroChina Company Limited, PETROCHINA COMPANY LIMITED (a joint stock limited company incorporated in the People’s Republic of China with limited liability) (Stock Code: 857) GENERAL MANDATE TO ISSUE SHARES IMPORTANT NOTICE: PLEASE NOTE THAT THE SOLE PURPOSE OF DISTRIBUTING] [99.1 Announcement dated April 5, 2012 relating to the general mandate to issue shares and the notice of annual general meeting for the year 2011. PetroChina Company Limited Dated: April 5, 2012 Li Hualin]

[中國石油天然氣股份有限公司 PETROCHINA COMPANY LIMITED (a joint stock limited company incorporated in the People’s Republic of China with limited liability) Results Announcement for the year ended December 31, 2011 (Summary of the 2011 Annual Report) 1 Important Notice 1.1 1.2 1.3 1 1.4 1.5 1.6 2 2 Basic Information of the Company 2.1 Basic Information of the Company Stock name PetroChina] [99.1 Announcement dated March 29, 2012 relating to the annual results for the year ended December 31 2012. PetroChina Company Limited Dated: March 29, 2012]