 Airports of Thailand PCL (AOT) is budgeting 220 billion baht in 2018 for the creation of two new airports and the expansion of four existing airports owned by the Department of Airports.Sakon Nakhon Airport is one of the four slated for expansion and AOT management.AOT intends to build Chiang Mai 2 in Lamphun Province and Phuket Airport 2 in Phang Nga Province.