The industrial chain of general aviation is very long，which includes various services，such as aircraft manufacturing and maintenance，airport construction，air traffic control，leasing and insurance.Therefore，it has strong rippling effect.Although the general aviation has undergone steady and fast growth in recent years，it is still in the budding period since its weak economic foundations.Fortunately，the demand of general aviation constantly expands，and has the mounting diversified trend with the economic development and consumption structure upgrade.Thus，it plays a crucial role in the aviation industry，and even the whole social and economic development.