Shenzhen Bao'an International Airport (IATA: SZX, ICAO: ZGSZ) is located in Bao'an District, Shenzhen, China, 32 kilometers away from the city center. It is a 4F level civil transportation airport, one of the world's top 100 airports, and one of China's twelve major trunk airports. Shenzhen Airport was officially opened to traffic in October 1991. On September 18, 2001, Shenzhen Huangtian International Airport was officially renamed Shenzhen Bao'an International Airport. According to the information on the airport's official website in August 2017, the airport has a total area of 7.7 million square meters for flight areas, 451000 square meters for terminal buildings, and 1.66 million square meters for airport cargo warehouses; The new terminal covers an area of 195000 square meters and has a total of 199 aprons (62 bridge parking spaces); There are two runways in total, with the second runway being 3800 meters long and 60 meters wide; There are a total of 188 air routes, including 154 domestic routes, 4 Hong Kong, Macao, and Taiwan regional routes, and 30 international routes; There are 139 navigable cities, including 108 domestic cities, 4 Hong Kong, Macao, and Taiwan, and 27 international cities.