Chinese Vice Premier Wang Qishan (6th L, Front), State Councilor Dai Bingguo (5th L, Front), US Secretary of State Hillary Clinton (5th R, Front), US Treasury Secretary Timothy Geithner (4th R, Front) and other officials pose for a group photograph before the opening ceremony of the China-US Strategic and Economic Dialogue in Washington, the United States, on July 27, 2009. The China-US Strategic and Economic Dialogue, the first of its kind between the world's biggest developing country and biggest developed country, opened on Monday. [Xinhua]

Chinese State Councilor Dai Bingguo (1st L) delivers a speech while US Secretary of State Hillary Clinton (2nd R) and US Treasury Secretary Timothy Geithner (1st R) listen to during the opening ceremony of the China-US Strategic and Economic Dialogue in Washington, the United States, on July 27, 2009.  [Xinhua]