Asp. A problem with embedded page code in Net-practical skills

Like what
Parent page:

Copy Code code as follows:

public class BasePage:System.Web.UI.Page
{
public int Hotelid
{
Get
{
return 1;
}
}
}

Sub page:

Copy Code code as follows:

public partial class Updatealbumattachments:basepage
{
Public new int Hotelid
{
Get
{
return 0;
}
}
}

This is only read when you write the check-in code in *.aspx. Hotelid, that is, using base. Hotelid the property value read to is still this.hotelid
Write <%=base in updatealbumattachments.aspx, for example. Hotelid%> gets 0 instead of 1.
Of course, if you can get base in the background code. Hotelid's
Can only weigh different names to distinguish, do not understand why, calculate asp.net bug?

((BasePage) this). Hotelid can get 1