Samsung Service Centre, Basheerbagh — no good service

Address:

Hyderabad, Andhra Pradesh

I gave my mobile at samsung mobile service centre in basheer bagh with a complaint that not getting voice incoming and out going and set is getting heated...they took my mobile phone for repair , i got my mobile after four days on 27/dec/2010 without any result and i again have to give them for checking the same problem...is this the good service i mean