The sharp rise was attributed to a combination of increased fee income, earnings from card loans and decreased loan-loss reserves.
Despite a cut in swipe fees, their commission income jumped by 600 billion won last year and loan-loss reserves rose by 212.9 billion won.
The overall credit card delinquency ratio came to 1.48 percent as of the end of last year, up 0.01 percentage point from a year ago, with that for card loans gaining 0.17 percentage point to 2.44 percent, according to the FSS.
By Ram Garikipati and newswires (ram@heraldcorp.com)