(EnergyAsia, December 6) — MayBan Securities has downgraded the stock of Malaysian energy infrastructure and engineering company Ranhill Berhad to a “sell” after its latest quarterly results came in below expectations. MayBan said: “Ranhill’s annualised 1Q06 pretax profit of RM37.5million was inline with our forecast but net profit of RM13.1million came in below our…