A villager cleans a photovoltaic panel at Song Village in Fucheng County, north China's Hebei Province, Aug. 3, 2017. Fucheng County released PV poverty alleviation projects to help local villagers live a better life. So far 4,774 poor households have benefited from the installation of the PV power generations across the county. (Xinhua/Zhu Xudong)
