Photo taken on Feb 13, 2022 shows the National Aquatics Centre and the Bird's Nest in snowing weather in Beijing. (PHOTO / XINHUA)

Photo taken on Feb 13, 2022 shows the National Aquatics Centre in snowing weather in Beijing. (PHOTO / XINHUA)

Photo taken on Feb 13, 2022 shows the National Aquatics Centre in snowing weather in Beijing. (PHOTO / XINHUA)

Photo taken on Feb 13, 2022 shows the snow scenery at National Alpine Skiing Centre in Yanqing district, Beijing. (PHOTO / XINHUA)

A giant screen shows that the women's freeski slopestyle qualification competition of the Beijing 2022 Winter Olympics is postponed due to weather condition at Genting Snow Park in Zhangjiakou, North China's Hebei province, Feb 13, 2022. (PHOTO / XINHUA)

Staff members clear snow at Genting Snow Park in Zhangjiakou, North China's Hebei province, Feb 13, 2022. (PHOTO BY WEI XIAOHAO / CHINA DAILY)

Staff members clear snow at Genting Snow Park in Zhangjiakou, North China's Hebei province, Feb 13, 2022.(PHOTO BY WEI XIAOHAO / CHINA DAILY)