Kotak Mahindra Bank — Credit card joining fee is not informed me

Address:

Hyderabad, Andhra Pradesh, 502319

Joining fee is not informed me and when i received the card there is Rs.1999/- and Tax joining fee i have seen on the document. so immediately i have called customer care and given cancellation request on the same day, and after few days i have checked with customer care by request no, they said it is closed but still my issue is not resolved like vise i have given 3 request all closed and issue still not resolved. now 4th request opened today.