AEROTELENET CO., LTD.

      The unified group of National Civil Aviation Communication Network Incorporate is mainly the concentration of communication network companies which belong to air traffic management system. On the basis of ensuring safety communication, it is aimed at deploying network resource sufficiently and reasonably and build up the high quality of services. Organization form:
      The unified group of National Civil Aviation Communication Network Incorporate was established under the support of ATMB of CAAC on 28th, May, in Beijing. It is made up of Aerotelenet Co., Ltd, Civil Aviation Northwest ATMB Communication Network Company, Xinjiang Civil Aviation Communication Network Company, Chengdu Southeast Civil Aviation Communication Network Co., Ltd, Shenyang Civil Aviation Northeast Communication Network Co., Ltd, Shanghai Civil Aviation East-China Communication Network Development Co., Ltd, as well as Beijing ATM Information Communication Technology Development Co., Ltd and Middle South ATMB Information Service Center. Its council is composed of chairman and general managers of each company, in which Lvxiaoping, the deputy director of ATMB of CAAC, is designed as president of the council, Lichaoyang, the manager of communication department of ATMB of CAAC, is designed as Secretary General. The unified group is managed by the council. Network introduction
      The major services of National Civil Aviation Communication Network Incorporate unified group are based on civil aviation air traffic management communication dedicated network, it mainly has civil aviation message switching network, civil aviation X.25 data packet switching network, civil aviation frame relay data network and civil aviation C-band satellite TES and PES network. It supplies the services of communication and project construction for each civil aviation air traffic management department, airlines and the independent users of domestic and abroad. The large automatic message switching system of Aerotelenet Co., Ltd. is the Network Control Center of civil aviation message switching network. It is composed of the large automatic message switching system that is located in the unified group members’ place, the automatic message switching system that is located in part of provincial bureaus and the aviation stations, as well as related relay terminal users. It offers the information services for airlines, control center, meteorological center, and information center. Meanwhile, the automatic message switching system of Aerotelenet Co., Ltd. is also the telegraph transferring center for ICAO in Asia. It is connected with the foreign automatic message switch system such as SITA, Russia, Mongolia, North Korea, South Korea, Tokyo, Nepal, Thailand, and Karachi, etc.
      The topology of civil aviation X.25 data packet switching network and civil aviation frame relay data network is basically layer star architecture. The central equipment of Aerotelenet Co., Ltd. and the equipments of other members of unified group are the backbone nodes, They connect with each other in an uncompleted mesh network way. The equipments of other members of unified group connect with the equipments of aviation station in the star network construction. With ground dedicated line and satellite circuit, it forms the trunk circuit which air and ground are as alternate with each other. Currently, the network is covered to each civil aviation management bureau, provincial bureau and aviation station.
      Civil aviation satellite communication network has C-band 36 MHz frequency bandwidth resource which is located in Sino NO.1 communication satellite. It uses the products of TES, PES, and UMOD9000 of Hughes Inc. Network control station deploy primary standby and non-local standby in a combined way. The primary network control station is located in Beijing which provide network management and control. The standby one is located in Guangzhou which provide the emergency service. The whole country has totally 250 different kinds of TES and PES remote stations which are covered all civil aviation airports and part of navigation stations.
Business introduction:
      National Civil Aviation Communication Network Incorporate provide aeronautical dedicated comprehensive telecommunication business and service to all users across the country.
            Telephone service
            Aeronautical dedicated telegraph service
            Data communication service
            Satellite communication service
            National internetworking radio paging service
            Trunked communication service
            Aeronautical information service
      Software deployment, technology supported, system integrated, project installment services
Business development:
      National Civil Aviation Communication Network Incorporate would sufficiently explore the existing network resource and expand the market of civil aviation communication network actively with high quality services. Meanwhile, in view of user business and the development of communication network technology, the company shall increasingly strengthen the service capability of civil aviation communication network and creates good social and economical efficiency.