File list (Check if you may need any files):
XJGLXT
......\testing
......\XJGLXT
......\......\aboutus.cs
......\......\aboutus.Designer.cs
......\......\aboutus.resx
......\......\BaseInfo
......\......\bin
......\......\...\Debug
......\......\BYSJ
......\......\chengji.cs
......\......\chengji.rpt
......\......\ClassDiagram1.cd
......\......\Course.cs
......\......\DBManager
......\......\.........\DB.cs
......\......\frmLogin.cs
......\......\frmLogin.Designer.cs
......\......\frmLogin.resx
......\......\frmMain.cs
......\......\frmMain.Designer.cs
......\......\frmMain.resx
......\......\HDBM
......\......\....\frmHDBM.cs
......\......\....\frmHDBM.Designer.cs
......\......\....\frmHDBM.resx
......\......\Image
......\......\.....\ico
......\......\.....\...\主窗体.ico
......\......\.....\...\保存.ico
......\......\.....\...\修改.ico
......\......\.....\...\删除.ico
......\......\.....\...\删除按钮.ico
......\......\.....\...\发送.ico
......\......\.....\...\查找.ico
......\......\.....\...\添加.ico
......\......\.....\...\登录.ico
......\......\.....\...\管理.ico
......\......\.....\...\统计分析.ico
......\......\.....\...\联系客户.ico
......\......\.....\...\退出.ico
......\......\.....\...\退出按钮.ico
......\......\.....\...\重新登录.ico
......\......\.....\image
......\......\.....\.....\xxwh.jpg
......\......\.....\.....\xxwh2.jpg
......\......\.....\.....\系统登录页面.jpg
......\......\LRCJ
......\......\....\frmLRCJ.cs
......\......\....\frmLRCJ.Designer.cs
......\......\....\frmLRCJ.resx
......\......\obj
......\......\...\Debug
......\......\...\XJGLXT.csproj.FileList.txt
......\......\...\XJGLXT.csproj.FileListAbsolute.txt
......\......\Program.cs
......\......\Properties
......\......\..........\AssemblyInfo.cs
......\......\..........\Resources.Designer.cs
......\......\..........\Resources.resx
......\......\..........\Settings.Designer.cs
......\......\..........\Settings.settings
......\......\SelectClass.cs
......\......\User.cs
......\......\WSXK
......\......\....\frmPTLL.cs
......\......\....\frmPTLL.Designer.cs
......\......\....\frmPTLL.resx
......\......\....\frmXKQK.cs
......\......\....\frmXKQK.Designer.cs
......\......\....\frmXKQK.resx
......\......\XJGLXT.csproj
......\......\XJGLXT.csproj.user
......\......\XXCX
......\......\....\frmCJCX.cs
......\......\....\frmCJCX.Designer.cs
......\......\....\frmCJCX.resx
......\......\....\frmDJKSCX.cs
......\......\....\frmDJKSCX.Designer.cs
......\......\....\frmDJKSCX.resx
......\......\....\print.cs
......\......\....\print.Designer.cs
......\......\....\print.resx
......\......\XXWH
......\......\....\frmUpdataPw.cs
......\......\....\frmUpdataPw.Designer.cs
......\......\....\frmUpdataPw.resx
......\......\....\frmUserInfo.cs
......\......\....\frmUserInfo.Designer.cs
......\......\....\frmUserInfo.resx
......\XJGLXT.sln