It is estimated that China’s growing air travel industry alone could account for $70 billion worth of new commercial aiffiraft during the next 20 years. Lhe most of the big aircraft manufacturers in the world, AlliedSignal Aerospace is making an effort to developing its business in China It is estimated that China’s growing air travel industry alone could account for $70 billion worth of new commercial aiffiraft during the next 20 years. Lhe most of the big aircraft manufacturers in the world, AlliedSignal Aerospace is making an effort to developing its business in China