News Release Contact: Siliconware Precision Industries Co., Ltd.

No.45, Jieh Show Rd.

Hsinchu Science Park, Hsinchu Taiwan, 30056 www.spil.com.tw

Janet Chen, IR Director janet@spil.com.tw

+886-3-5795678#3675

Byron Chiang, Spokesperson byronc@spil.com.tw

+886-3-5795678#3671

SPIL Board of Directors Approved Issuance of Unsecured Euro Convertible Bonds

Issued by: Siliconware Precision Industries Co., Ltd. ("SPIL" or the "Company")

Issued on: September 5, 2014

SPIL held a board meeting today to approve the offering of unsecured euro convertible bonds in the amount of not more than US$500 million. The completion of the offering will be subject to market and other conditions. The proceeds of the offering will be used for the procurement of raw materials denominated in foreign currencies and repayment of long term loan. SPIL has decided to engage J . P. M o r g a n S e c u r i t i e s p l c a s s o l e
b o o k r u n n e r f o r t h e o f f e r i n g .

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