Aerial photo taken on April 3, 2018 shows a wetland park in Fenkou Town, Chun'an County, east China's Zhejiang Province. Comprehensive progress has been made since the report delivered at the 18th National Congress of the Communist Party of China (CPC) in 2012 included ecological development as a major task in the country's overall plan and proposed building a "beautiful China" as a grand goal. (Xinhua/Xu Yu)