Aerial photo shows people playing sports on ice at a rink in Zhangjiakou economic development zone in Zhangjiakou, North China's Hebei province, Dec 12, 2020. In recent years, Zhangjiakou has acted to promote ice-snow sports, upgrade its ice-snow sports facilities and strengthen ice-snow industries, in a bid to attract more and more people to join various ice-snow sports. [Photo/Xinhua]
Ice hockey lovers take part in training at a rink in Zhangjiakou economic development zone in Zhangjiakou, North China's Hebei province, Dec 12, 2020. [Photo/Xinhua]
Ice hockey lovers take part in training at a rink in Zhangjiakou economic development zone in Zhangjiakou, North China's Hebei province, Dec 12, 2020. [Photo/Xinhua]
Ice hockey lovers take part in training at a rink in Zhangjiakou economic development zone in Zhangjiakou, North China's Hebei province, Dec 12, 2020. [Photo/Xinhua]
