Aerial photo taken on June 13, 2019 shows villagers drying wheat at Guangcun Village of Zezhang Township in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)

Aerial photo taken on June 13, 2019 shows villagers drying wheat at Guangcun Village of Zezhang Township in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)

Aerial photo taken on June 13, 2019 shows a villager drying wheat at Guangcun Village of Zezhang Township in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)

Aerial photo taken on June 13, 2019 shows villagers drying wheat at Guangcun Village of Zezhang Township in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)

Aerial photo taken on June 13, 2019 shows villagers drying wheat at Zezhang Village in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)

Aerial photo taken on June 13, 2019 shows a villager drying wheat at Xicun Village in Yuncheng City, north China's Shanxi Province. (Xinhua/Gao Xinsheng)