HUAI'AN, May 15, 2014 (Xinhua) -- Fishermen catch crayfish at Longquan Lake in Xuyi County, east China's Jiangsu Province, May 15, 2014. Fishermen of Xuyi County started to harvest crayfish on Thursday. Crayfish is an important industry in Xuyi, yielding an output value exceeding 10 billion yuan (1.6 billion U.S. dollars).
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