American exports for shoe company Yue Yuen Industrial (Holdings) have increased by 11.1 per cent, despite a slowdown in the US economy. Exports of shoes have grown during the six months to 31 March compared with the same period last year. Sales to the US for the period made up 53.6 per cent of the group's total turnover, while sales to Europe accounted for 27.7 per cent and Asia 12.6 per cent.