The spin-off by IDT International of its liquid display division in Singapore boosted attributable profit for the electronics-maker and distributor by 361 per cent to $138.6 million in the year to March. Excluding a $64.5 million exceptional gain, operating profit was up a more modest 44 per cent to $78.9 million. Turnover rose 13 per cent to $1.14 billion, while earnings per share grew from 11.9 cents to 49.1 cents. Final dividend was six cents, taking total payout for the year to 14.5 cents a share, up from six cents previously. Chairman Raymond Chan attributed the performance to an improved profit margin, which grew to 6.9 per cent from 5.4 per cent. He said the company planned to expand its manufacturing facilities.