Villagers spray herbicide in a sapling planting base in Guanting Township of Feixi County, east China's Anhui Province, April 23, 2019. In recent years, local authority has been promoting sapling production industry as an important way to promote environment and increase villagers' income. So far, the area of sapling planting has reached over 300,000 mu (20,000 hectares). (Xinhua/Ren Pengfei)