(EnergyAsia, November 15) — Singapore-listed Sinwa Limited said its net profit for the year to September 30 surged 12.6% to S$5.2 million over the corresponding period last year. Its revenue for the same period rose 8.2% to S$80.7 million. (US$1=S$1.55).   The company said its revenue was boosted by its increased marine supply and logistics…