Home / Business / Biz Photos

Young people invent bicycle wheel hub charger

(chinadaily.com.cn01) Updated: 2016-04-19 13:34 Comments

Young people invent bicycle wheel hub charger

Sun Huangmin checks a smart wheel hub via smarphone at their studio in Nanchang city, Jiangxi province. April 17, 2016. [Photo/Xinhua]

Most Popular
...