- Wu Hai airport refers to Wuhai Airport, also known as Wuhai Shilai Airport. It is an airport located in Wuhai City, Inner Mongolia, China. The airport serves as a hub for domestic flights, connecting Wuhai with other major cities in China, such as Beijing and Shanghai. With a relatively small passenger capacity, Wuhai Airport mainly caters to the transportation needs of the local population and tourists visiting the area.