ISTANBUL (Turkey), April 16 (SeeNews) – Fitch Ratings said it has affirmed the long-term foreign currency issuer default ratings (IDR) of Turkish banks Finansbank A.S. and Denizbank T.A.S. at BBB- and of Turk Ekonomi Bankasi A.S. (TEB) and ING Bank A.S. (INGBT) at BBB.