I wonder if this person has spoken about the obvious anger they are feeling to anyone in management rather than just blast away on the internet where anonymity provides someone ample safety to gun down people without reply or recourse

Obviously this person feels mistreated in someway and rather than talk to someone about it and resolve apparent issues feels the need to not only discredit a company but also personally attack to ram the point home.

As maelstrom says, trying to deal with a group of people with different wants and needs, as well as egos, is probably not a job i would want to get involved in and must be a difficult undertaking for anyone involved doing that.

As for the state of of the living conditions and the area of Changchun you describe, its a bit of a head scratcher as its quite a good location to be based as you could travel to most places fairly quickly.