[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 5.7% Quarter-over-Quarter decline in Revenues Resulting in Earnings per Share of NT$ 0.86 or Earnings per ADS is US$ 0.13 for Third Quarter 2015. Siliconware]

[ASE is Harsh on Others and Lax on Itself - The Double Standards and Double Crossing Plays Obvious to All October 6, 2015. Company ASE Siliconware Precision Industries Co., Ltd. (the “ • ASE believes that the Company need not amend its Articles of Incorporation to increase the Company’s authorized share capital. However, the current difference (headroom) between ASE’s authorized]

[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 Response to ASE’s Filing of Preliminary Injunction Issued on: October 3, 2015 October 2, 2015, Taichung – Siliconware Precision Industries Co., Ltd. (TWSE: 2325, NASDAQ: SPIL) (the “Company”) has formally]

[Siliconware Precision Industries Co., Ltd. Dear Shareholders, ASE, in its tender offer prospectus and at all other occasions, and in media reports and coverage, has emphasized that it is making purely a “financial investment” in SPIL and will not intervene in the Company’s operations. However, the numerous statements ASE has issued through the media are without doubt an attempt to]