![Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China\'s Shanxi Province.(Xinhua/Huang Wenpeng)](http://www.ecns.cn/hd/2018/09/05/22e525bdf9e8420b918acb1597e99f18.jpg)
Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China's Shanxi Province.(Xinhua/Huang Wenpeng)
![Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China\'s Shanxi Province.(Xinhua/Huang Wenpeng)](http://www.ecns.cn/hd/2018/09/05/40bf9fda34f14eddb0a1802a3d8e5b81.jpg)
Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China's Shanxi Province.(Xinhua/Huang Wenpeng)
![Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China\'s Shanxi Province.(Xinhua/Huang Wenpeng)](http://www.ecns.cn/hd/2018/09/05/902bc522847c4043a672f830eac3f0ca.jpg)
Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China's Shanxi Province.(Xinhua/Huang Wenpeng)
![Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Huang Wenpeng)](http://www.ecns.cn/hd/2018/09/05/282774d413d242a2af40ca5014989f5b.jpg)
Aerial photo taken on Sept. 4, 2018 shows the scenery of salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Huang Wenpeng)