Dome stadium stops smog in its tracks for school children
Students attend a physical education class in the smog-free indoor stadium at Huaxing Primary School in Shijiazhuang, North China's Hebei province, Dec 9, 2016. [Photo/IC] |
Students attend a physical education class in the smog-free indoor stadium at Huaxing Primary School in Shijiazhuang, North China's Hebei province, Dec 9, 2016. [Photo/IC] |