Phone call first communicate simply about your background and why this position then 3 vs 1 face to face interview.
Two from Shenzhen headquarters one is HK manager. Quick and fast, focused on professional abilities.
I applied through university. I interviewed at Shenzhen Airlines (Shenzhen, Guangdong) in Jan 2014
Interview
They came to my university to have a job fair. Basically they asked about more about yourself, and why you are interested in their company. Those are more general questions, not difficult.
Interview questions [1]
Question 1
Could you introduce yourself and why you apply for this position?