A ceremony is hosted in Shanghai to mark the 100-day countdown for the six-month-long World Expo.
China's NBA star Yao Ming participates in a ceremony marking the 100-day countdown to 2010 Shanghai World Expo, Shanghai, January 21, 2010. The ceremony was attended by more than 6,000 people including members from the Expo organizing committee, volunteers, security staff, participating
Chinese Hong Kong star Jackie Chan sings during a ceremony marking the 100-day countdown to 2010 Shanghai World Expo, Shanghai, January 21, 2010. [Photo/Xinhua]
Children perform at a ceremony marking the 100-day countdown to 2010 Shanghai World Expo, Shanghai, January 21, 2010. [Photo/Xinhua]
Participants are seen at a ceremony marking the 100-day countdown to 2010 Shanghai World Expo, Shanghai, January 21, 2010. [Photo/Xinhua]
