Aerial photo taken on June 8, 2022 shows harvesters working in wheat fields in Xisong Village of Sansi Township, Xingtai City, north China's Hebei Province.(Photo: Xinhua)

Aerial photo taken on June 8, 2022 shows harvesters working in wheat fields in Xisong Village of Sansi Township, Xingtai City, north China's Hebei Province.(Photo: Xinhua)

Aerial photo taken on June 8, 2022 shows a harvester working in wheat fields in Xisong Village of Sansi Township, Xingtai City, north China's Hebei Province.(Photo: Xinhua)

A harvester works in wheat fields in Xisong Village of Sansi Township, Xingtai City, north China's Hebei Province, June 8, 2022.(Photo: Xinhua)