Asia’s fuel oil market was broadly unchanged on Friday, with spot differentials and margins holding relatively stable from the previous week. Spot discounts for 380-cst high sulphur fuel oil (HSFO) narrowed slightly day-on-day, though ample supplies have kept the market stuck in rangebound discounts since February. Meanwhile, cracks for 380-cst HSFO FO380DUBCKMc1 were rangebound between …