Instructors teach pupils how to use their in-line skates on Dec 4, 2020 at Bayi Hope Center Primary School in Chengnanzhuang town, Fuping county, North China's Hebei province. [Photo provided to chinadaily.com.cn]

Instructors teach pupils how to use in-line skates on Dec 4, 2020 at Bayi Hope Center Primary School in Chengnanzhuang town, Fuping county, North China's Hebei province. [Photo provided to chinadaily.com.cn]