Amazon India — Complaint against Service Amazon

I have subscribe amazon prime for 3 month, i want to take the service for one month but not shown in system, on request to your cc i have taken 3 month service.i was told it can cancel the services and get the refund for the same.I alos have purchase the product Hisense refrigerator which was damaged product form inside.I have inform on the spot to delivery boy and told them not to take my exchange fridge but they do not agree then i called and complaint to cc, she said i can't help in this.mANY COMPLAINT had launched against your cc but no action taken yet not follow up.In the month of September i have Request to cancel my membership but not cancel yet.I was told i will get refund of rs 220 but still now not received and today when i asked they are saying i will get rs 111.when i asked for reason and calculation, they do not aware.I would say why the ### are you sitting if you cc are not knowing anything.why my membership not yet stop.when i have aviled the serive for 1 month the why are you decuduction the 2 month subcrtion.why are you not giving Bill and the refund calculation.Amozon are providing defective product and due which i have to suffer a lot my fridge was taken with out giving a proper product, i have suffer for more than 15 day with out fridge.If my exchnage product was'nt good then i wound not have got any exchange value and it would not taken as a exchnage, then i ma question is why the exchange was not stop when your product was not good.