Photo taken in Shanghai on December 25, 2009 shows the interior of the Expo Center. The Expo Center, also the first permanent exhibition pavilion with core facilities, were completed Friday. During the Expo in 2010, the center will assume functions such as the World Expo operation and command center, ceremony conference center, news release center and forum center. [Xinhua]

Some builders attend the ceremony to celebrate the completion of the Expo Center in Shanghai on December 25, 2009. The Expo Center, also the first permanent exhibition pavilion with core facilities, were completed Friday. During the Expo in 2010, the center will assume functions such as the World Expo operation and command center, ceremony conference center, news release center and forum center. [Xinhua]