![Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Shang Jianzhou)](http://www.ecns.cn/hd/2018/10/08/cba3822b0bf946c6ba835df5d9469caf.jpg)
Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Shang Jianzhou)
![Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Shang Jianzhou)](http://www.ecns.cn/hd/2018/10/08/a2ce650602a9439ab1af2c886f59adcb.jpg)
Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Shang Jianzhou)
![Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Shang Jianzhou)](http://www.ecns.cn/hd/2018/10/08/962aad3bb94f43ed95830490568717fc.jpg)
Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Shang Jianzhou)
![Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Shang Jianzhou)](http://www.ecns.cn/hd/2018/10/08/1a6e62880dee4a1692f0b0d901ab3830.jpg)
Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Shang Jianzhou)
![Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China\'s Shanxi Province. (Xinhua/Shang Jianzhou)](http://www.ecns.cn/hd/2018/10/08/db2f7b12621d467a90d6b881bfa24f90.jpg)
Aerial photo taken on Oct. 6, 2018 shows a view of the Yuncheng salt lake in Yuncheng, north China's Shanxi Province. (Xinhua/Shang Jianzhou)