Aerial view of Qingtongxia City in China's Ningxia

Aerial photo taken on Aug. 5, 2021 shows the Wuzhong Yellow River bridge which connects Qingtongxia City with Litong District of Wuzhong City in northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)

Aerial photo taken on Aug. 5, 2021 shows the scene of Yellow River in Yesheng Town of Qingtongxia City, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)

Aerial photo taken on Aug. 5, 2021 shows the water conservancy project in Qingtongxia City, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)

Aerial photo taken on Aug. 5, 2021 shows the water-surrounded Qingtongxia City, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)

Aerial photo taken on Aug. 5, 2021 shows the scene of Yellow River in Yesheng Town of Qingtongxia City, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)

Aerial photo taken on Aug. 5, 2021 shows the scene of a turning of the Yellow River in Qingtongxia City, northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)