File list (Check if you may need any files):
SPQC
....\Businness
....\.........\Account.cs
....\.........\bin
....\.........\...\Debug
....\.........\...\Release
....\.........\Business.csproj
....\.........\Category.cs
....\.........\DataImport
....\.........\..........\IReadBaseInfo.cs
....\.........\..........\ReadFromExcel.cs
....\.........\..........\vssver2.scc
....\.........\obj
....\.........\...\Business.csproj.FileList.txt
....\.........\...\Businness.csproj.FileList.txt
....\.........\...\Debug
....\.........\...\Release
....\.........\OperateAccount.cs
....\.........\OperateCategory.cs
....\.........\Properties
....\.........\..........\AssemblyInfo.cs
....\DataBase
....\........\bin
....\........\...\Debug
....\........\...\Release
....\........\DataBase.csproj
....\........\DBHelper.cs
....\........\obj
....\........\...\DataBase.csproj.FileList.txt
....\........\...\Debug
....\........\...\Release
....\........\Properties
....\........\..........\AssemblyInfo.cs
....\FindCategoryFrm.cs
....\FindCategoryFrm.Designer.cs
....\FindCategoryFrm.resx
....\SPQC
....\....\AboutSPQC.cs
....\....\AboutSPQC.designer.cs
....\....\AboutSPQC.resx
....\....\AddAccountFrm.cs
....\....\AddAccountFrm.Designer.cs
....\....\AddAccountFrm.resx
....\....\AddCategoryFrm.cs
....\....\AddCategoryFrm.Designer.cs
....\....\AddCategoryFrm.resx
....\....\app.config
....\....\bin
....\....\...\Debug
....\....\...\Release
....\....\DataImportFrm.cs
....\....\DataImportFrm.Designer.cs
....\....\DataImportFrm.resx
....\....\DelAccountFrm.cs
....\....\DelAccountFrm.Designer.cs
....\....\DelAccountFrm.resx
....\....\ExportToFileFrm..cs
....\....\ExportToFileFrm..Designer.cs
....\....\ExportToFileFrm..resx
....\....\FindCategoryFrm.cs
....\....\FindCategoryFrm.Designer.cs
....\....\FindCategoryFrm.resx
....\....\IrisSkin2.dll
....\....\LoginFrm.cs
....\....\LoginFrm.Designer.cs
....\....\LoginFrm.resx
....\....\MainFrm.cs
....\....\MainFrm.Designer.cs
....\....\MainFrm.resx
....\....\ModifyCategoryFrm.cs
....\....\ModifyCategoryFrm.Designer.cs
....\....\ModifyCategoryFrm.resx
....\....\ModifyPwdFrm.cs
....\....\ModifyPwdFrm.Designer.cs
....\....\ModifyPwdFrm.resx
....\....\obj
....\....\...\Debug
....\....\...\Release
....\....\...\SPQC.csproj.FileList.txt
....\....\Program.cs
....\....\Properties
....\....\..........\AssemblyInfo.cs
....\....\..........\Resources.Designer.cs
....\....\..........\Resources.resx
....\....\..........\Settings.Designer.cs
....\....\..........\Settings.settings
....\....\Resources
....\....\.........\deleteUser.gif
....\....\.........\find.gif
....\....\.........\help.gif
....\....\.........\in.gif
....\....\.........\insert.gif
....\....\.........\lendRegister.gif
....\....\.........\modifyPwd.gif
....\....\.........\newUser.gif
....\....\.........\out.gif
....\....\.........\return.gif
....\....\.........\test1.iss