The airline received its two Boeing 737-700s from Air Berlin (formerly D-ABLE and D-ABLF) on January 6, 2014. However, the aircraft were returned to Southwest Airlines in May 2015. The first 737-800 was received on 30 March 2014 and the direct purchase Boeing 737-700 from Boeing was on 25 November 2014. It has orders and commitments for a further 13 Boeing 737 aircraft (7 Boeing 737-700 and 6 Boeing 737 MAX). The first Boeing 737-900ER was scheduled for delivered in December 2015 which is an ex Spicejet Aircraft.
In mid-2015, the airline signed a commitment to purchase and lease 60 Boeing 737 MAX aircraft, subject to final negotiations.
In July 2016, Ruili Airlines finalized an order for 6 Boeing 787-9 aircraft. The deal is worth 1.59 billion USD.