Mr Edward Tang-wah Yau, Secretary for the Environment of Hong Kong, at General Assembly of Journalism &amp; Communication Department, <a href="https://en.wikipedia.org/wiki/Hong_Kong_Shue_Yan_University" class="extiw" title="en:Hong Kong Shue Yan University">Hong Kong Shue Yan University</a>
<a href="//commons.wikimedia.org/wiki/User:Yuyu" title="User:Yuyu">Yuyu</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>