Nowadays,thanks to several technologies based on Internet and WWW,it is possible to apply convenience,promptness,cheapness coherent to Internet into commerce.

• 近年来；以Internet和www为开发平台的各种技术的迅猛发展；使得在Internet上进行信息传递和交换所具有的方便、快捷、廉价等优点应用于商业贸易成为可以预料的趋势.