该代码是一个销售管理系统的源代码，用到的技术有jsp，javaBean，Servlet等-The code is a sales management system source code, the technology used in jsp, javaBean, Servlet, etc.

销售管理系统由基础信息、基础资料、业务管理、信息查询、辅助工具、系统设置、个人设置等模块组成-Sales management system consists of basic information, basic information, business management, information query, support tools, system settings, personal settings, and modules