后台数据库为ACCESS的进销存软件。VC++编写。功能比较简单，包括客户管理查询、销售信息录入、查询和统计功能。用于小加工厂日常记录销售情况的工具-Background for invoicing ACCESS software. VC++ prepared. Function is relatively simple, including customer management query, sales information input, query and statistical fu