/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: johnambang https://cdn.slidesharecdn.com/profile-photo-johnambang-48x48.jpg?cb=1634260984 I have qualifications and experiences in Air Traffic Services Operations, Airport Operations, Aeronautical Information Services, Aviation Charges and Billing, Air Navigation Services Provider Management, Aviation Regulatory Framework, ICAO.