PTR [PETROCHINA CO] 6-K: (Original Filing)
[中國石油天然氣股份有限公司 PETROCHINA COMPANY LIMITED (a joint stock limited company incorporated in the Peoples Republic of China with limited liability) (Stock Code: 857) Resignation of Director Board Company The board of directors (the Mr. Yu Baocai has confirmed that he has no disagreement with the Compan]