The national flag carrier Vietnam Airlines has been honoured with the Four-Star Official Airline Ratings by the Airline Passenger Experience Association (APEX). The year 2018 has seen the improvement of Vietnam Airlines in service quality, aiming to meeting increasing demands of passengers, with Vietnamese culture deeply embedded in its products and services. In July, the carrier received a four-star certificate by Skytrax for the third consecutive year. It was listed as a top Asian airline in 2018 by tourism website Trip Advisor. In 2017, the carrier recorded sales of 3.7 million USD and carried 26.5 million passengers. Its on-time performance index exceeded 90 percent. APEX is the only non-profit membership trade association dedicated to improving the entire airline passenger experience./.-VNA