RYODEN Development has posted a 30.66 per cent rise in net profit to $228.2 million for the year ended December 31, on the back of buoyant property schemes and successful investments. Turnover fell 25.64 per cent to $414.94 million from $558.07 million. Earnings were 25.81 cents per fully diluted share. Directors declared a final dividend of eight cents for a total of 12 on the year.