自己编的一个销售信息管理系统，不是太完善，为了交毕业设计而已。希望大家能分享一下，有高手也可以改一下，我怕怕过不了关-own a series of the sales information management system is not very sound, in order to pay only graduated design. Hope that we can share with a master can change it, I pass the challenge of h