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Students experience gadgets made by fellow students in No. 38 middle school in Hefei, capital of east China's Anhui Province, Dec. 12, 2017. (Xinhua/Zhang Duan)
Students experience gadgets made by fellow students in No. 38 middle school in Hefei, capital of east China's Anhui Province, Dec. 12, 2017. (Xinhua/Zhang Duan)