Singapore Airlines (SQ, Singapore Changi) has signed an agreement with lessors AerCap and AerDragon to lease five new A330-300s from the lessors (four from AerCap and one from its Chinese joint venture AerDragon) that will be ordered from Airbus (AIB, Toulouse Blagnac). It currently operates a fleet of 19 A330-300s and had 15 (now 20) additional aircraft on order.