Departing for Terminal 2. The model of this train is said to be QKZ5, but who knows? But for the type of electrification and the year it was built, I think the CRH6F may be a good choice for airport lines!
<a href="//commons.wikimedia.org/wiki/User:N509FZ" title="User:N509FZ">N509FZ</a>
<span class="int-own-work" lang="en">Own work</span>