HDFC Bank — Credit card account closed

Sir i have credit card in hdfc bank, credit card blocked last 6 months, still i am not using any card, not provided customer support and incorrect charges applied, many times mail complaint and called to settlement hdfc peoples contact with, i am told to him, please give the settlement, but the people is not interest to settlement my credit card, they peoples always to confuse me and they are spoke to me, settle this month afterwards they are not contact with me and i called some numbers they are not picking my call. Also deduced amount in my saving acount, still acount live, and last 6 months acount opening charges So please to understand my issues and close my credit card acount with lowest settlement amount.
Thanks