Abnamrobank/credit card
Unusual charges bank charge

I have a abn amro bank credit card that's limit was 83000 and i purchased from card 80, 000 and i have made a payment on time after that bank sent to me a statment in that statment bank chg a amount of 2000 as a annual chg. fee and when i talk to bank officer about the annual chg he reverse the chg. but next statment they chg late payment and int. chg on 2000 of annual chg. which amt. u reverse so how u charge the int. and late charges on that amt. they told me that we will call u later but after that they not call me and after that this amt. goes up to around 7700Rs. something and now collection agency force me to pay this amout now and tell me that u track record and civil goes to down &&&&& so pl. help me about this matter&-- credit card no.--5425-0513-1143-0366, rajesh mishra address -IIIA-28, nehru nagar ghaziabad