[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 Mike Ma, Spokesperson Taiwan, 30056 mikema@spil.com.tw www.spil.com.tw +886-4-25341525#7890 To declare related matters of Advanced Semiconductor Engineering, Inc. to propose a tender offer for SPIL’s common shares and ADRs Announcement Entity: Siliconware Precision Industries Co., Ltd.]