PHNOM PENH – A $300 million international airport is to be built on Koh Rong Island, northwest of the booming Sihanoukville city, to cater to an influx of tourists. The airport, with a rating suggesting it will be capable of handling jets with up to 100 passengers, will take five years to complete. The project will be developed by the Royal Group Koh Rong Development Company, chaired by tycoon...