This aerial photo taken on July 13, 2023 shows a view of the Caohai National Nature Reserve in the Yi, Hui and Miao Autonomous County of Weining, southwest China's Guizhou Province.(Photo: Xinhua)

This aerial photo taken on July 13, 2023 shows a view of the Caohai National Nature Reserve in the Yi, Hui and Miao Autonomous County of Weining, southwest China's Guizhou Province.(Photo: Xinhua)

This photo taken on July 13, 2023 shows a view of the Caohai National Nature Reserve in the Yi, Hui and Miao Autonomous County of Weining, southwest China's Guizhou Province.(Photo: Xinhua)