A farmer works in the field in Qianxi County, Tangshan, north China's Hebei Province. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Wang Aijun/Xinhua)

Aerial photo taken on Aug. 23, 2021 shows farmers operating a seeder to plant radishes in the field, Liaocheng City, east China's Shandong Province. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Zhao Yuguo/Xinhua)

Aerial photo taken on Aug. 23, 2021 shows farmers harvesting water chestnuts in Zhouduo Village, Haian City of east China's Jiangsu Province. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Zhai Huiyong/Xinhua)

A farmer dries paddy in Futian Village of Qionghai City, south China's Hainan province, Aug. 23, 2021. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Meng Zhongde/Xinhua)

A farmer harvests celery in Chigou Village of Dingxi City, northwest China's Gansu province, Aug. 23, 2021. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Wang Kexian/Xinhua)

Aerial photo taken on Aug. 23, 2021 shows farmers harvesting wax gourds in Danzhai County, southwest China's Guizhou Province. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Huang Xiaohai/Xinhua)

A farmer nurtures eggplant seedlings in a greenhouse of Qingzhou City, east China's Shandong Province, Aug. 23, 2021. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Wang Jilin/Xinhua)

A farmer harvests beans in Housheng Village in Lianyuan City, central China's Hunan Province, Aug. 23, 2021. Monday marks the Chushu of the solar terms. The scorching summer is going to pass by after this day. (Photo by Zhang Yang/Xinhua)