![](http://www.ecns.cn/hd/2023/08/16/cb60bd120ad94242bedf2145a0f5123a.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/0ad7e0f2638f4ed6b9019b9254c2d9ee.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/1b4d6ba5eabd4bb88c86482a167d5ae5.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/ae4b8ecd4cd846b38b04fdd683d252e3.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/d8fa57111de349deb9660a95769a63d5.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/089a3ea6f80744d887eb74ae86d9b040.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/22d41ac646aa495bbeccc5832209e7bb.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)
![](http://www.ecns.cn/hd/2023/08/16/dc53d3857a244a77a77ff3b776cc73b1.jpg)
Mountain ranges stretch on the horizon under the blue sky on a grassland in Dulan County, Haixi Mongolian Tibet Autonomous Prefecture, northwest China's Qinghai Province. (Photo: China News Service/Qi Zengbei)