PTR [PETROCHINA CO] 6-K: (Original Filing)
[PETROCHINA COMPANY LIMITED (a joint stock limited company incorporated in the Peoples Republic of China with limited liability) (Stock Code: 857) CHANGE OF VICE PRESIDENT Board Company Mr. Ling Mr. Yang Mr. Wang The board of directors (the Ling Xiao Yang Jigang CNPC Wang Zhongcai, ]