news release 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

Monthly Sales Report--- March 2015

Issued by: Siliconware Precision Industries Co., Ltd. Issued on: Apr 7, 2015
Taichung, Taiwan, Apr 7, 2015Siliconware Precision Industries Co., Ltd. ("SPIL" or "the Company")(Taiwan Stock Exchange: 2325, NASDAQ: SPIL) today announced sales revenue for Mar 2015: on a consolidated basis, sales revenue was NT$ 7,443 million, representing 14.9% sequential growth over Feb 2015. On a year-over-year basis, sales revenue for March 2015 increased 15.2%.
On a consolidated basis, the Company's 1Q 2015 sales revenue were NT$ 20,805 million, representing 2.9% sequential decline over 4Q 2014. On a year-over-year basis, sales revenue for 1Q 2015 increased 15.2 %.

Sales Report (NT$ million)

Period

Mar

2015

Feb

2015

Sequential

Change

Mar

2014

YOY

Change

Consolidated

Revenue*

7,443

6,476

14.9%

6,462

15.2%

Period

1Q

2015

4Q

2014

Sequential

Change

1Q

2014

YOY

Change

Consolidated

Revenue*

20,805

21,431

-2.9%

18,060

15.2%

*Consolidated revenue includes revenue from SPIL, and subsidiaries.

1

distributed by