This is a simple office management system, can set the sector classification, ma...

代码说明：

这是一个简单的办公管理系统，可以设置部门分类,主要用于部门内部和各部门之间的文件发布,业务处理.-This is a simple office management system, can set the sector classification, mainly used in the department and between departments issued a document, business deal.