世界各国各主要航空公司早在70年代初就开始开发各自的计算机货运系统,在激烈的市场竞争中,拥有计算机系统的航空公司充分体现出他们的优势,迫使那些没有计算机系统的航空公司,不得不向拥有该系统的航空公司购买货运系统。我国民航货运销售业务长期以来主要沿用落后的手工方式,通信业务 As early as the early 1970s, all major airlines in the world started to develop their own computer cargo systems. In the fierce market competition, airlines with computer systems fully demonstrated their advantages and forced airlines without computer systems to prohibit Do not buy a cargo system from the airline that owns the system. China's air cargo sales business has long been mainly used in backward manual methods, communications services