I can tell you one thing, AM has just hired some new staffs! It's not a secret, many chinese know that.
How do they know? Where was this info released?
AM posted some employment ads for serval titles:
These are overdued:
Deployment Manager (10 people) (Posted Date 30/12/14) job.dajie.com/ca045b5a-21ec-4ff9-96bf-8a8a593f3309.html
PCB Engineer (10 people) (Posted Date 30/12/14) job.dajie.com/02032919-c91f-4c3f-8fe6-8e73d9291757.html
Senior Sales Manager (10 people) (Posted Date 30/12/14) job.dajie.com/f59bded9-125f-4c1e-bf4f-f6deb7119484.html
These are still valid:
College PR (just face to colleges!) (some) (10/01/15) job.dajie.com/4d97fffc-212b-472b-9726-70482917568d.html
Ads & Strategy Planner (some) (10/01/15) job.dajie.com/dd165006-eef8-4676-87e9-95cdc825c375.html
I think overdued means they've already hired enough guys.