Ecological environment improved in Langfang City, N China's Hebei

Aerial photo taken on Aug. 11, 2020 shows the Yulonghe Park in Anci District of Langfang City, north China's Hebei Province. In recent years, local authorities in Langfang's Anci District have launched a series of projects to improve the ecological environment and water quality for residents. (Xinhua/Wang Xiao)