Nonsense service

I have been in contact with DSTV for the past two weeks, i need to change my package to explora, wuuu the incompetence from the agent, being sent from piller to post always been told that it has been escaleted to the relevent department and to date no call, no intallation nothing as in *****...the service received its terible and to top it they say they dont have a complains department like how on earth does a big company like mutichoice not have the complains department, how do they resolve bad customer service......its because i need to watch my TV otherwise i was gona cancell their whole nonsense servise.....