OREANDA-NEWS. Fitch Ratings has affirmed the Long-Term Issuer Default Ratings (LT IDRs) of Malayan Banking Berhad (Maybank) and Export Import Bank of Malaysia Berhad (MEXIM) at 'A-', and upgraded the LT IDR of Hong Leong Bank Berhad (HLBB) to 'A-' from 'BBB+'. The ratings are on Stable Outlook.