 Chabua was headquarters for both the Assam and Bengal Wings of the India-China Division, ATC; and the operating base for the flying squadron of the 1333rd AAF Base Unit.The country's eastern sector bordering China got fortified on 8 March 2011, with the induction of the Sukhoi Su-30MKI fighter aircraft at the Chabua Air Force Station.The initiation was done through a symbolic ceremony with the inaugural flight of the Sukhoi Su-30MKI taking off from here.