搭建一个C/S模式的网站系统，然后设计基于该系统的网络宣传平台，主要包括信息发布、产品展示、网上调查、在线交流四大核心功能。-To build a C/S mode site systems, and network promotional platform design based on the system, including information dissemination, product demonstrations, online surveys, online exchange of the four core functions