(EnergyAsia, September 19, Wednesday) — Singapore-listed Tiong Woon Corporation Holding Ltd said its wholly owned subsidiary, Tiong Woon Oil & Gas Services Pte Ltd (TWOG), has signed a S$64.8 million contract to build a derrick pipelay barge to be delivered in December 2008. (US$1=S$1.52).TWOG will be responsible for building the hull and major sections of…