Photo taken on Sept. 11, 2011 shows the exterior of the plenary hall of the Summer Davos Forum in Dalian City, northeast China's Liaoning Province. The World Economic Forum Annual Meeting of the New Champions, also known as the Summer Davos Forum, will kick off in Dalian on Sept. 14. The theme of this year's meeting is "Mastering Quality Growth". Over1600 participants from 90 countries and regions are expected to participate in the forum. [Xinhua]