Photo taken on Jan. 16, 2010 shows the effulgent illumination in trial operation to the China Pavilion and Sunshine Valley of 2010 Shanghai World Expo, in Shanghai, east China. The overall exhibition installation will be finished in late March and the organization of Shanghai Expo goes very well to meet the upcoming 100 days countdown of Shanghai Expo. Since five permanent buildings and about one hundred other pavilions are ready, the overall exhibition installation has already started. [Guo Changyao/Xinhua]