A self-driving sweeper car is put into service at Inner Mongolia Normal University in Hohhot, Inner Mongolia Autonomous Region on January 9, 2019. [Photo: VCG]" A self-driving sweeper car is put into service at Inner Mongolia Normal University in Hohhot, Inner Mongolia Autonomous Region on January 9, 2019. [Photo: Xinhua]" A self-driving sweeper car is put into service at Inner Mongolia Normal University in Hohhot, Inner Mongolia Autonomous Region on January 9, 2019. [Photo: VCG]" |
