Aerial photo taken on Sept. 17, 2019 shows a view of the terraced fields at Jihua Village in Rongjiang County of Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year. (Photos: Xinhua)

Aerial photo taken on Sept. 23, 2019 shows a view of fields in Pingluo County, northwest China's Ningxia Hui Autonomous Region. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on Sept. 17, 2019 shows a view of the terraced fields at Jihua Village in Rongjiang County of Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on June 13, 2019 shows villagers drying wheat at Zezhang Village in Yuncheng City, north China's Shanxi Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on Sept. 23, 2019 shows a view of fields in Huimeng Town, Mengjin County, central China's Henan Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

A villager harvests water chestnuts in Feijiadai Village, Linghu Town of Huzhou, east China's Zhejiang Province, Sept. 21, 2019. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on May 31, 2019 shows reapers harvesting wheat at Zhongshan Township in Jiaxiang County in Jining City, east China's Shandong Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on Sept. 20, 2019 shows harvesters cropping alfalfa in Ar Horqin Banner of north China's Inner Mongolia Autonomous Region. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.

Aerial photo taken on June 13, 2019 shows the wheat field at Xiaowang Village of Dawang Town, in Xiongan New Area, north China's Hebei Province. The Chinese farmers' harvest festival falls on the Autumn Equinox, or Sept. 23 this year.