Aerial photo taken on April 19, 2022 shows farmers working in the fields in Leqing City, east China's Zhejiang Province. April 20 marks Guyu, which literally means "grain rain," referring the sixth of the 24 solar terms created by ancient Chinese to carry out agricultural activities.(Photo: Xinhua)

Farmers collect matsutake mushrooms in Huilong Village, Baoyuan Township of Chishui, southwest China's Guizhou Province, April 19, 2022. April 20 marks Guyu, which literally means "grain rain," referring the sixth of the 24 solar terms created by ancient Chinese to carry out agricultural activities. (Photo: Xinhua)

Farmers work in rice paddies in Dacheng Village, Shiya Township, Yuechi County of Guang'an City, southwest China's Sichuan Province, April 19, 2022. April 20 marks Guyu, which literally means "grain rain," referring the sixth of the 24 solar terms created by ancient Chinese to carry out agricultural activities.(Photo: Xinhua)

Farmers work in rice paddies in Jiaye Village, Jiabang Township, Congjiang County in Qiandongnan Miao and Dong Autonomous Prefecture, southwest China's Guizhou Province, April 19, 2022. April 20 marks Guyu, which literally means "grain rain," referring the sixth of the 24 solar terms created by ancient Chinese to carry out agricultural activities.(Photo: Xinhua)