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An acrobat from Dalian, a coastal city in Northeast China's Liaoning province, performs with umbrellas during an art festival in Wuhan, Central China's Hubei province on Sunday. The Ninth Optics Valley International Acrobatic Art Festival kicked off in Wuhan on Oct 29, 2010. Acrobats from more than 10 countries and regions will give performances during the nine-day show, which will end on Nov 6. [Photo/Xinhua]