BAD service

I have been using courier guy daily, 2 weeks ago I received my serving dishes all broken and the problem was they did not put FRAGIL label on them. I called them to advise them about what happened and since the lady said she is working on my query/damaged parcel and never come back to me, since I called them today and the gentlemen by the name of Erril Bellas answered the phone and they werenot much he can help me with. Then i asked for area manager contact details which he refused to give it to me. I can see they are not bored about this as they never even communicate with me i am the only always communicating with them. they don't want to take responsibility for their mistake not even acknowledge.