Bad service

I have experienced bad service with Supersonic, I took a 10 gig simcard which was delivered and got activated, i was told i can buy any pocket router with any MTN shop which I did, now the simcard is not working and i have been texting them and awaiting feedback, what annoys me is that I have been buying data every day because I needed that 10 gig for my use, I been sent to pillar to post and not getting any satisfaction with supersonic and I am spending money every day , can i please get help and can some email me on *** or call me ***