BANDAR SERI BEGAWAN (Borneo Bulletin/Asia News Network): Brunei Darussalam will improve its air navigation system after it transitions from Aeronautical Information Services (AIS) to Aeronautical Information Management (AIM) said Minister of Transport and InfoCommunications Dato Seri Setia Awang Abdul Mutalib Mohd Yusof (pic)in his message on Monday (Dec 6) in conjunction of International Civil Aviation Day 2021.