Children visit science and technology museum in Zhengzhou, China's Henan

Source: Xinhua| 2018-10-07 20:43:47|Editor: Yurou
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CHINA-HENAN-HOLIDAY-MUSEUM (CN)

Children visit the science and technology museum in Zhengzhou, central China's Henan Province, Oct. 7, 2018. (Xinhua/Zhu Xiang)

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