File list (Check if you may need any files):
From_SJKS09_X31
...............\Backup
...............\......\From_SJKS09_X02
...............\......\...............\Class_SJKS09_31.cs
...............\......\...............\Form1.Designer.cs
...............\......\...............\Form1.cs
...............\......\...............\Form1.resx
...............\......\...............\From_SJKS09_X31.csproj
...............\......\...............\Program.cs
...............\......\...............\Properties
...............\......\...............\..........\AssemblyInfo.cs
...............\......\...............\..........\Resources.Designer.cs
...............\......\...............\..........\Resources.resx
...............\......\...............\..........\Settings.Designer.cs
...............\......\...............\..........\Settings.settings
...............\......\From_SJKS09_X02.sln
...............\......\From_SJKS09_X02.suo
...............\From_SJKS09_X02
...............\...............\Class_SJKS09_31.cs
...............\...............\Form1.Designer.cs
...............\...............\Form1.cs
...............\...............\Form1.resx
...............\...............\From_SJKS09_X31.csproj
...............\...............\Program.cs
...............\...............\Properties
...............\...............\..........\AssemblyInfo.cs
...............\...............\..........\Resources.Designer.cs
...............\...............\..........\Resources.resx
...............\...............\..........\Settings.Designer.cs
...............\...............\..........\Settings.settings
...............\...............\bin
...............\...............\...\Debug
...............\...............\...\.....\From_SJKS09_X02.exe
...............\...............\...\.....\From_SJKS09_X02.pdb
...............\...............\...\.....\From_SJKS09_X02.vshost.exe
...............\...............\...\.....\From_SJKS09_X02.vshost.exe.manifest
...............\...............\...\Release
...............\...............\obj
...............\...............\...\Debug
...............\...............\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
...............\...............\...\.....\From_SJKS09_X02.Form1.resources
...............\...............\...\.....\From_SJKS09_X02.Properties.Resources.resources
...............\...............\...\.....\From_SJKS09_X02.csproj.FileListAbsolute.txt
...............\...............\...\.....\From_SJKS09_X02.csproj.GenerateResource.Cache
...............\...............\...\.....\From_SJKS09_X02.exe
...............\...............\...\.....\From_SJKS09_X02.pdb
...............\...............\...\.....\From_SJKS09_X31.csproj.FileListAbsolute.txt
...............\...............\...\.....\From_SJKS09_X31.csproj.GenerateResource.Cache
...............\...............\...\.....\GenerateResource-ResGen.read.1.tlog
...............\...............\...\.....\GenerateResource-ResGen.write.1.tlog
...............\...............\...\.....\Refactor
...............\...............\...\.....\TempPE
...............\...............\...\.....\......\Properties.Resources.Designer.cs.dll
...............\From_SJKS09_X02.sln
...............\From_SJKS09_X02.suo
...............\UpgradeLog.XML
...............\_UpgradeReport_Files
...............\....................\UpgradeReport.css
...............\....................\UpgradeReport.xslt
...............\....................\UpgradeReport_Minus.gif
...............\....................\UpgradeReport_Plus.gif