AKIPRESS.COM - Fitch Ratings has upgraded AsiaCredit Bank JSC's (ACB) Long-term Issuer Default Ratings (IDRs) to 'B' from 'B-' with a Stable Outlook and affirmed JSC SB Alfa Bank Kazakhstan's (ABK) Long-term IDRs at 'B+' with a Stable Outlook, the Fitch Ratings said...