Photo taken on July 28, 2013 shows the scenery around the Qilian Mountains in Qilian county, Northwest China's Qinghai Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

Photo taken on July 27, 2013 shows the scenery of the Qilian Mountains in Sunan County, northwest China's Gansu Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song) 

Photo taken on July 28, 2013 shows the scenery of rape flowers at the feet of the Qilian Mountains in Qilian County, northwest China's Qinghai Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

Photo taken on July 28, 2013 shows the scenery of snow mountains in Qilian County, northwest China's Qinghai Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

 Snow mountains are witnessed in the urban area of Qilian County, northwest China's Qinghai Province, July 28, 2013. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

Photo taken on July 28, 2013 shows the scenery around the Qilian Mountains in Qilian County, northwest China's Qinghai Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song) 

 Photo taken on July 28, 2013 shows a sheep on the top of mountain in Sunan County, northwest China's Gansu Province. The scenic spot of Qishan Mountains attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

Photo taken on July 27, 2013 shows the scenery of the Qilian Mountains in Sunan County, northwest China's Gansu Province. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)

Tourists pose for photo against the snow mountains in the Mneyuan County, northwest China's Qinghai Province, July 29, 2013. The scenic spot attracted many tourists with its snow mountains and blossoming flowers. (Xinhua/Wang Song)