One of the many flights between HKG and Taipei.  This is probably the smallest equipment used.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/130275500@N02">G B_NZ</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/130275500@N02/24681460245/">China Airlines 737-800 B-18652 at HKG</a>