since its foundation, the university has had more than 40 projects that were ranked first in the country and has received more than 900 awards for achievements, which have made buaa one of the top-ranked universities in the field of high tech. in addition, buaa has filled scientific and technological gaps nationwide by making and launching spacecraft of different models, such as beijing -1, the first light aircraft in china; beijing -2, the first sounding rocket in asia; beijing -5, the first unmanned aircraft in china; the bee series; and coaxial rotors helicopter. buaa has also invented a flight simulator in automation, a silicon compiler in computer science, a phase change disk in material and information storage, a robot of multi-degree freedom in artificial intelligence and assisted in the successful launch of the shenzhou spacecraft.