Air transport in China Yunnan had undergone a speedy development of its civil aviation. Kunming is the hub of both domestic and international services of Air China, China's national airline. Currently, more than 100 domestic and international air routes have been opened leading to different provinces and municipalities of China as well as Hong Kong, Macau, Singapore, Kuala Lumpur, Rangoon, Vientiane, Hanoi, Chiang Mai, Tokyo and Seoul. Yunnan has two international airports, namely Kunming Airport and Xishuangbanna airport. In the province, there are another 9 feeder airports in Wenshan, Mangshi, Simao, Zhaotong, Baoshan, Dali, Lijiang, Diqing, and Lincang.