Aerial photo shows a farmer working in the field in Rongjiang County, Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province, April 11, 2021.(Photo: Xinhua)

Aerial photo shows farmers working in the field in Zunhua City, north China's Hebei Province, April 11, 2021.(Photo: Xinhua)

Aerial photo shows farmers working in the field in Guangshan County, Xinyang City, central China's Henan Province, April 11, 2021.(Photo: Xinhua)

A farmer works in the field in Rongjiang County, Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province, April 11, 2021.(Photo: Xinhua)