Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Dongzhuang Village, Jinping County of southwest China's Guizhou Province. (Photos: Xinhua)

People walk beside the terraced lands of paddy fields in Gaoniang Town, Tianzhu County of southwest China's Guizhou Province, Sept. 3, 2019.

Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Gaoniang Town, Tianzhu County of southwest China's Guizhou Province.

Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Dongzhuang Village, Jinping County of southwest China's Guizhou Province.

Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Gaoniang Town, Tianzhu County of southwest China's Guizhou Province.

Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Gaoniang Town, Tianzhu County of southwest China's Guizhou Province.

People walk beside the terraced lands of paddy fields in Gaoniang Town, Tianzhu County of southwest China's Guizhou Province, Sept. 3, 2019.

Aerial photo taken on Sept. 3, 2019 shows the terraced lands of paddy fields in Dongzhuang Village, Jinping County of southwest China's Guizhou Province.