Taiyuan Wusu International Airport (IATA: TYN, ICAO: ZBYN) is an airport serving Taiyuan, the capital of Shanxi province, China. It is the largest airport in Shanxi and is located about 15 kilometers (about 9.3 miles) southeast of downtown Taiyuan.
Built in 1939, it has evolved into one of the busiest and most important airport of Shanxi Province with connection to most major cities within China. Since March 2006, the airport has undergone an expansion phase with a new Terminal at a cost of CNY 1.57 billion and is capable of serving 6 million passengers a year. Construction was completed in late 2007. During the 2008 Beijing Olympics, it served as a supplementary airport to Beijing Capital International Airport.