Bring sugar and 1/2 cup water to a boil in a small saucepan, stirring constantly, until sugar dissolves. Boil 5 minutes. Cool. Stir in 3/4 cup water, wine, and next 6 ingredients.
Place fillets in a shallow dish or heavy-duty zip-top plastic bag; pour marinade over fillets. Cover or seal, and chill 30 minutes, turning once.
Remove fillets from marinade, discarding marinade. Place fillets on a lightly greased rack in a broiler pan.
Bake at 450° for 10 to 12 minutes or until fish flakes with a fork.
Note: Fermented black beans are also called Chinese black beans and are sold in Asian markets.
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