[News Release Contact: Janet Chen, IR Director Siliconware Precision Industries Co., Ltd. janet@spil.com.tw No.45, Jieh Show Rd. +886-3-5795678#3675 Hsinchu Science Park, Hsinchu Byron Chiang, Spokesperson Taiwan, 30056 byronc@spil.com.tw www.spil.com.tw +886-3-5795678#3671 SPIL Board of Directors resolved to invest MICROCIRCUIT TECHNOLOGY(S) PTE. LTD., and announced dividend record date Issued on: June 28, 2012 Siliconware Precision Industries Co., Ltd Taichung, Taiwan, June 28,]

[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 Shareholders Approved NT$ 1.42 Cash Dividend Issued on: June 19, 2012 Siliconware Precision Industries Co., Ltd Taichung, Taiwan, June 19, 2012 – The major conclusions of this shareholders’ meeting]

[News Release Contact: Siliconware Precision Industries Co., Ltd. Janet Chen, IR Director No.45, Jieh Show Rd. janet@spil.com.tw Hsinchu Science Park, Hsinchu +886-3-5795678#3675 Taiwan, 30056 Byron Chiang, Spokesperson www.spil.com.tw byronc@spil.com.tw +886-3-5795678#3671 Siliconware Precision Industries Reports a 3.8% Quarter-over-Quarter Decline in Revenues Resulting in Earnings per Share of NT$ 0.29 or Earnings per ADS of US$ 0.05 for First Quarter 2012 Siliconware]

[Siliconware Precision Industries Co., Ltd. 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 Announcement of the Siliconware Precision’s ( the Company) submission period applicable to the ADR holders of the Company Issued on: Mar 21, 2012 Siliconware Precision Industries Co.,]