A competitor demonstrates her robot during the competition at Xingtai city, North China’s Hebei province, March 2, 2019. Over 400 students took part in an adolescent robotics competition held in Xingtai.[Photo/Xinhua]
Competitors adjust robots during the competition at Xingtai city, North China’s Hebei province, March 2, 2019. [Photo/Xinhua]
A competitor checks his robot during the competition at Xingtai city, North China’s Hebei province, March 2, 2019. [Photo/Xinhua]
Competitors adjust robots during the competition at Xingtai city, North China’s Hebei province, March 2, 2019. [Photo/Xinhua]
