Malaysia Airlines subsidiary Firefly today July 5, 2013, took delivery of the first of up to 36 new ATR 72-600 turboprops. The Malaysia Airlines subsidiary will use the aircraft to augment service frequencies on routes to key Malaysian domestic destinations Subang, Penang, Kota Bahru and Johor Bahru. It will also be able to offer more routes and service frequencies to regional international business destinations in the Indonesia-Malaysia-Thailand Growth Triangle.