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BEIJING, June 7, 2016 (Xinhua) -- A boy looks at the model of a "higher-speed train" during the exhibition on China's science and technology achievements during the 12th Five-Year Plan period (2011-2015) in Beijing, China, June 7, 2016. The exhibition was held in Beijing exhibition center from June 1 to 7 free for the public. (Xinhua/Wang Quanchao)
