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

Athletes take a training session in the Longhe River in Anci District of Langfang City, north China's Hebei Province, Aug. 11, 2020. 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)