Airports of Thailand public company limited, formerly known as the airport authority of Thailand, or AOT is a State enterprise under the Ministry of transport as an executive branch jobs Thailand's national-level airport, starting from July 1, b.e. 2522, to operate the airports.ห้มีมาตร base and the performance of the business and the Don mueang airport, which had been affiliated with the Department of civil aviation (air force) needs to be collapsed later. Have the companies under a privatization policy, Thailand registered company name, "airports of Thailand public company limited" and adjust the new emblem by the initials of the company still uses the "AOT". The English name is a part of Thailand Public Company Limited and Airports use the initials that AOT since September 30, b.e. 2545 onward, the Ministry of finance 70 percent of shareholders.