An aerial drone photo taken on April 6, 2026 shows trees turning green in Nanchangtan Village of Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows pear trees in full bloom in Nanchangtan Village of Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows a view of the Nanchangtan Village in Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows trees turning green in Nanchangtan Village of Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows a view of a mudflat in Nanchangtan Village of Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows the Yellow River running through Nanchangtan Village in Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows a view of the Nanchangtan Village in Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)

An aerial drone photo taken on April 6, 2026 shows a view of the Nanchangtan Village in Zhongwei City, northwest China's Ningxia Hui Autonomous Region. Nanchangtan nestles in a crescent-shaped riverbank area, where the Yellow River, China's second-longest river, flows through when entering Ningxia. (Xinhua/Wang Peng)