Hu Jintao (5th L), Jiang Zemin (5th R), Wu Bangguo (4th L), Wen Jiabao (4th R), Jia Qinglin (3rd L), Li Changchun (3rd R), Xi Jinping (2nd L), Li Keqiang (2nd R), He Guoqiang (1st L) and Zhou Yongkang (1st R) attend the conference to commemorate the centennial of the 1911 (Xinhai) Revolution at the Great Hall of the People in Beijing, capital of China, Oct. 9, 2011