A wireless-powered low-floor tram model is exhibited by CRRC Corporation Limited booth in Tianjin on May 20, 2021. [Photo by Jia Lei/ chinadaily.com.cn]
A wireless-powered low-floor tram model is exhibited by CRRC Corporation Limited booth in Tianjin on May 20, 2021. [Photo by Jia Lei/ chinadaily.com.cn]