People fertilize wheat with drones in Gucheng County, north China's Heibei Province, April. 1, 2019. Rural revitalization strategy was first put forward during the 19th National Congress of the Communist Party of China in 2017 and repeatedly stressed by the Chinese leadership since then. The strategy's overall goal is to build rural areas with thriving businesses, pleasant living environments, social etiquette and civility, effective governance, and prosperity. (Xinhua/Li Xiaoguo)