Photo taken on Jan. 20, 2010, shows a man attending a bridge competition at the Jinshan District in Shanghai, China. Cards with signifiers of the 2010 Shanghai World Expo were used in the competition. [Xinhua]
An employee demonstrates some playing cards with promotion words and images for the 2010 Shanghai World Expo at the Jinshan District in Shanghai, China, Jan. 20. [Xinhua]
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