Young people invent bicycle wheel hub charger
Updated: 2016-04-19 13:34
(chinadaily.com.cn01)
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Sun Huangmin (2nd right) and his team members pose in a room in Nanchang city, Jiangxi province, Aug 28, 2015. [Photo/wtoutiao.com] |
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Sun Huangmin (2nd right) and his team members pose in a room in Nanchang city, Jiangxi province, Aug 28, 2015. [Photo/wtoutiao.com] |