系统主要分为前台和后台。前台包括产品的展示及会员购物等模块，后台是管理界面，主要包括商品信息、会员信息、订单信息和公告信息的常规设置。-System is mainly divided into foreground and background. Front, including product display and members of shopping module, the backing of the management interface, mainly including co