Three young female speed skating athletes help and compete with each other, and all get outstanding achievements.
Lu Guilan
丁淑萍
Zhongjing Yu
于丽萍
Yang Guang
王冬燕
Li Yalin
Yalin Li
Dezhang Bai
Wang Dongzhou
Zhou Wenbin
Old doctor
Liankai Xu
Juguang Zhang
Workshop director
