787(Boeing 787 Dreamliner, also known as Dreamliner, is an ultra-long-range medium-sized passenger aircraft launched by American aircraft manufacturer Boeing Company on December 15, 2009. It is the first ultra-long-range medium-sized passenger aircraft in aviation history and the first mainstream passenger aircraft mainly made of composite materials. It was officially launched in April 2004, and the first Boeing 787 was delivered to All Nippon Airways on September 26, 2011 [

Boeing 787 is a 200-300-seat passenger plane, with a range of 6,500 to 16,000 kilometers depending on the specific model, a cruising speed of Mach 0.85, a cruising range of 8,500 nautical miles, an altitude of 16.92 meters, a fuselage height of 5.91 meters, a fuselage width of 5.75 meters and a cockpit width of 5.49 meters.

Boeing 787 is characterized by a large number of composite materials, low fuel consumption, low pollution emissions, high efficiency and comfortable cabin environment, which can realize more point-to-point direct flights; As well as low noise, high reliability and low maintenance cost.