PetroChina and International Energy Firms Launch LNG .. [2012-05-16] Monthly Return of Company on Movements in Securities .. [2012-05-03] PETROCHINA Files Annual Report on Form 20-F [2012-04-27] First Quarterly Report of 2012 [2012-04-26] PetroChina Getting off to a Good Start in Q1 2012 [2012-04-26] Notice of Board Meeting [2012-04-18] 　 　 First Quarterly Report of 2012 　 2011 Annual Report 　 2011 Annual Results Announcement