An exhibitor from north China's Inner Mongolia Autonomous Region displays potato fast noodles during the China Potato Expo in Yanqing County of Beijing, capital of China, July 28, 2015. A total of 196 enterprises of potato industry from 11 countries and regions took part in the two-day expo where food, pesticides, machines and seedlings for potato planting are on display. (Xinhua/Li Xin)
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