Workers are busy with construction project at the Passenger Hall of the Terminal No. 2, of the Hongqiao Airport, in Shanghai, east China, April 8, 2009. Shanghai built the new terminal to cater to the continuous growth of passenger and cargo flows in and out of the most populous city on China's east coast, well prepared for the Shanghai World Expo 2010 which is expected to bring large increase in air passenger traffic. [Xinhua]