An aerial drone photo taken on Feb. 9, 2025 shows the snow-covered Helan Mountains seen from an amusement park in Yinchuan, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Feng Kaihua)

An aerial drone photo taken on Feb. 8, 2025 shows the snow-covered Helan Mountains seen from an amusement park in Yinchuan, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Feng Kaihua)

An aerial drone photo taken on Feb. 9, 2025 shows the snow-covered Helan Mountains seen from a wetland park in Yinchuan, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Feng Kaihua)

An aerial drone photo taken on Feb. 8, 2025 shows the snow-covered Helan Mountains seen from a ski resort in Yinchuan, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Feng Kaihua)