File list (Check if you may need any files):
图书销售
........\aa.cs
........\aa.xsd
........\AssemblyInfo.cs
........\book.cs
........\book.xsd
........\books.cs
........\books.csproj
........\books.csproj.user
........\books.sln
........\books.xsd
........\DataSet1.cs
........\DataSet1.xsd
........\Form1.cs
........\Form1.resx
........\Form2.cs
........\Form2.resx
........\Form3.cs
........\Form3.resx
........\Form4.cs
........\Form4.resx
........\Form5.cs
........\Form5.resx
........\licenses.licx