People taste the cold dish made from mashed potato during a food fair of the Zhejiang Agriculture and Forestry University in Hangzhou, capital of east China's Zhejiang Province, Nov. 28, 2010. The 2.58-meter long and 2.48-meter wide cold dish cost eight chefs six hours to make with 1,294 kilogram mashed potato. (Xinhua/Xu Zhuoheng)