随着我国移动通讯事业的不断发展，移动通讯已经越来越与人们日常工作和生活密不可分。移动GSM网络的不断建设和改造及移动通讯在信息领域所产生的推动力，在很大程度上加速了整个国民经济的发展。随着移动推出“移动梦网计划”以来，国内各家SP纷纷推出短信息服务。短信服务因 With the continuous development of mobile communication in China, mobile communication has become more and more inseparable from people’s daily work and life. The continuous construction and transformation of the mobile GSM network and the driving force of mobile communications in the field of information have greatly accelerated the development of the entire national economy. With the launch of Mobile Monternet plan, each domestic SP have launched short message service. SMS service due