note
blahblahblah
Hmmm... I'm not sure. This code works for me, with the header value from your original post.
<code>
use Encode;
my $header = '=?UTF8?B?5LuO5Y2a5a6i5paH56ug5Lit5p+l5om+5oKo5oSf5YW06Laj55qE5Li7?==?UTF-8?B?6aKY?=';
my $utf8 = decode('MIME-Header', $header);
print "uft8: $utf8\n";
</code>
output is:
<br>
uft8: 从博客文章中查找您感兴趣的主题
<p>
Of course, I can't read any Chinese, so I have no idea if those are the right characters or just gibberish.
770782
771063