Standard Chartered — refund amount not given

Address:

Bangalore, Karnataka

Hi, this is Sathish Kumar S, My card numner is 5546 xxxx xxxx 0287, i applied for excess amount to be refunded to my correspondence address.

I sent multiple email, like reference numbers

1.Ref No: 10/12/016211
2.Ref No: 09/12/004100

I get autoresponse saying it will be addressed within 7 days, but almost 2 months over, i did not get any response. If i make call to customer care, they response like animal. I would like to know , whom should i contact to get the excess amount in my credit card as my refund to my postal address.