Aerial photo taken on Oct. 24, 2019 shows villagers sorting out freshly harvested Hami melons at Guotang Village in Zaoqiang County, north China's Hebei Province. Local authorities of Zaoqiang County have been adjusting agricultural industrial structures to advance poverty alleviation progress. High-quality hami melon varieties were introduced to promote the development of rural economy and to boost local farmers' income. (Xinhua/Li Xiaoguo)