State Bank Of India (SBI) — Unethical Behaviour and charges on my Credit Card on his fault

Address:

Kolkata, West Bengal

Since one year, last October 2014, i applied on Balance EMI and their system not allowed to booking and i did it 4-5 times but all failed and suddenly i found 2 of the booking was done without authorization, IVR Pin Number and then i complained and they always betrayed me and asked me to return one of EMI, i returned and then they charges so many penalties and still going on, i made many lumsum amount till i though they resolved but not and now my cibil score is getting destroyed because of their attitude, i wrote to CEO/Chairman including nodal officer but all are entertaining. so i want you to see the issue, i have all documents and communication with me to prove everything.