List the code I using now, hope it is helpful to to the other people. 
 
 use Win32::OLE;
  my $objShell = Win32::OLE->CreateObject("Shell.Application");
  my $objFolder=$objShell->Namespace("c:\\a") or die "$!" ;
  my $a = $objFolder->ParseName("a.txt")  or die "$!" ;
  print $objFolder->GetDetailsOf($a, 8) or die "$!" ;

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In reply to Re: Win32::Perms for ActivePerl 5.12/5.10 x64 by Derek Lin
in thread Win32::Perms for ActivePerl 5.12/5.10 x64 by Derek Lin

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