MANGALURU: Four airports in India under Airports Authority of India (AAI) – Mangaluru included have been adjudged best in the world in Airport Service Quality awards for 2019. The airports – others being Thiruvananthapuram, Chandigarh and Lucknow won 10 awards in four categories – best airport by size and region, best airport by environment and ambience by size, best customer service by size and best infrastructure and facilitation by size.AAI’s continuous thrust on enhanced passenger convenience and services has been yielding results. ASQ survey is world-renowned and internationally established global benchmarking programme measuring passengers’ satisfaction, whilst they travel through an airport, conducted by Airports Council International. ASQ awards recognize those airports around the world that deliver best customer experience in opinion of their own passengers.ACI, the global trade representative of world’s airports carries out international bench marking of airports through its participative program known as ASQ survey measuring passengers satisfaction across 34 key performance indicators that includes eight major categories such as access, check-in, security, airport facilities, food and beverage, retail, airport environment and arrival services, explained V V Rao, director, Mangaluru International Airport.In 2019, ACI-ASQ survey was carried out at around 356 airports across North America, Latin America and Caribbean, Europe, Africa, Middle East and Asia. Airports Economic Regulatory Authority, NITI Aayog and ministry of civil aviation monitor the ASQ survey results. The ASQ programme provides research tools and management information to understand passengers’ views better and what they want from an airports from products and services standpoint.