SILICON OPTRONIC said unconsolidated sales in April rose 16.31% to NT$23,191,000 from NT$19,939,000, 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 23,191 19,939 YOY% 16.31%

-----------------Year-to-date----------------- Sales 61,885 77,722 YOY% -20.38% =================================================================