Swans fly over the Swan Lake National Urban Wetland Park in Sanmenxia, central China's Henan Province, Nov. 14, 2019. (Xinhua/Hao Yuan)
Highlights of China's green development over five years
Source: Xinhua| 2020-10-26 18:46:30|Editor: huaxia
Swans fly over the Swan Lake National Urban Wetland Park in Sanmenxia, central China's Henan Province, Nov. 14, 2019. (Xinhua/Hao Yuan)