SILICONWARE PREC said unconsolidated sales in May rose 15.78% to NT$5,080,677,000 from NT$4,388,124,000, according to a statement filed to the Taiwan Stock Exchange.

(Figures are in thousands of New Taiwan dollars)

=================================================================

5/2012 5/2011 Sales 5,080,677 4,388,124 YOY% 15.78%

-----------------Year-to-date----------------- Sales 23,952,326 22,131,593 YOY% 8.23% =================================================================