BILLIONTON SYSTE said unconsolidated sales in April fell 50.12% to NT$18,234,000 from NT$36,554,000, according to a statement filed to the Taiwan Stock Exchange.

(Figures are in thousands of New Taiwan dollars)

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4/2012 4/2011 Sales 18,234 36,554 YOY% -50.12%

-----------------Year-to-date----------------- Sales 68,787 123,371 YOY% -44.24% =================================================================