Can't tell goods left china # CP277329221cn

CP277329221CN Departure from outward office of exchange Guangzhou US Tue, 18 Feb 2014 12:55:00 GMT

Yes, it's difficult to tell whether your package has left PRC or not because the status didn't change into "Delivery to the airport". You need to call the sender and ask him to talk to China Post. He might get some info from the China Post.