Children attend the World Snow Day activity in a resort in Beijing, capital of China, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day. (Xinhua/Ju Huanzong)
Children attend the World Snow Day activity in a resort in Beijing, capital of China, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day. (Xinhua/Ju Huanzong)
Children attend the World Snow Day activity in a resort in Beijing, capital of China, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day.(Xinhua/Ju Huanzong)
Children attend the World Snow Day activity in a resort in Chongli County of Zhangjiakou, north China's Hebei Province, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day.(Xinhua/Yang Shiyao)
Representatives from different resorts ski down with flags in a resort in Chongli County of Zhangjiakou, north China's Hebei Province, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day.(Xinhua/Yang Shiyao)
Children attend the World Snow Day activity at a resort in Fusong County, northeast China's Jilin Province, on Jan. 17, 2016. Twenty ski resorts across China organized activities for the World Snow Day on Sunday. (Xinhua/Xu Chang)