Some 20 major items of air traffic control (ATC) equipment and air navigation facilities including radar sensors, radar data processing and flight data processing systems, navigational aids and communication systems were installed.

• 20多项主要航空交通管制及导航仪器设施先后完成安装，包括雷达接收装置、雷达资料及飞行资料处理系统、导航仪器及通讯系统等。