China News Service, Shanghai, February 20 (Reporter Yin Liqin) The reporter learned from COMAC on February 20 that on the opening day of the Singapore International Aviation Exhibition, Tibet Airlines and COMAC signed a contract for 40 C919 plateau prototypes and 10 ARJ21 plateau aircraft. aircraft orders. Henan Aviation Investment signed an order with COMAC for 6 ARJ21 derivative aircraft, including ARJ21 fire extinguishers, ARJ21 medical aircraft and ARJ21 emergency rescue command aircraft.

COMAC's C919 and ARJ21 aircraft made their debut at the Singapore Air Show. Guan Chaoshan

  The C919 plateau prototype is one of the important models in the series development of C919 aircraft. Based on the C919 basic model, it meets the transportation requirements in plateau areas by shortening the fuselage and implementing plateau modifications. The number of seats is 140-160, and its take-off and landing performance meets the requirements of all high-altitude airports in China. The ARJ21 plateau prototype has a maximum take-off and landing altitude of 14,500 feet. It has good plateau airport take-off and landing performance and crosswind resistance, and can cover most high-altitude airports in China. The ARJ21 fire extinguisher can quickly respond to fires, accurately locate fire areas, and efficiently extinguish fires, taking into account daily aerial monitoring and early warning as well as commuting. The ARJ21 medical aircraft has functions such as aviation medical rescue and medical transport, and can be used for patient transport, infectious disease transport and critical first aid. The ARJ21 emergency rescue command aircraft can realize situational awareness, command decision-making and dispatching of disaster situations. It can be used for airspace command, emergency rescue command and rescue force transportation, and the establishment of temporary communication networks in disaster areas. (over)