HDFC Bank — I paid emi on time but they imposed penalty of 450+81 rupees on me

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hdfc card

Dear sir my name is ramprakash mahor my credit card number end with 9752 i paid my 1058rupees emi on 29 sep despite i paid on time they imposed penalty of 450+81rupees on me and this is sencond time please take some strict action against bank and olease mera money refund karwa dijiye my contact number is [protected]