Bira Circuit is named after the famous Thai prince H.H. Prince Birabongse Bhanutej Bhanubandh. The circuit has been operated by Bira Circuit One Company, Limited. The track, initially opened in 1985, covers an area of 65 acres (260,000 m2). It is a 2.41 kilometres (1.50 mi) permanent motor and motorbike racing circuit with an offroad track, a rally stage and a go-kart facility.