信息社会中手机及其它无线设备越来越多地走进普通老百姓的工作和生活中。随着信息网络化的不断发展，手机及其它无线设备上网也势在必行。J2ME技术是当前业界流行的无线应用开发支柱平台，基于J2ME能够方便地利用各种Java技术在手机上实现许多复杂的功能，传统的手机软件存在很多弊端，而Java技术在无线网络服务中的优势非常明显。-Information society, mobile phones and other wireless devices in more and more ordinary people into work and life. With the continuous development of information networks, mobile phones and other wireless devices, Internet access is imperative. J2ME technology is the industry' s current mainstay of popular wireless application development platform, based on J2ME for easy use of Java technology on mobile phones in many complex functions, the traditional mobile phone software has many drawbacks, and Java technology in the advantages of wireless network service is obvious.