Sanya Hongtangwan International Airport


Sanya Hongtangwan International Airport is an airport being built to serve the city of Sanya in Hainan Province, China. It will be located on an artificial island in Hongtang Bay, about west of Sanya. Construction began in 2017, and the airport is expected to be opened in December 2020.
It will be China's first sea airport. 29.95 km^2 sea airport used, 23.99 km^2 land area, 4 runways, 3 terminal building and corresponding supporting auxiliary area. Reclamation is projected to be completed in 2018.