TAIPEI, Taiwan, R.O.C., May 20, 2013 — (PRNewswire) — Advanced Semiconductor Engineering, Inc. (TAIEX: 2311, NYSE: ASX) (the "ASE", or the "Company") hereby announces that in order to strengthen the capability of its Shanghai subsidiary for providing IC assembly and testing services, ASE will procure its wholly-owned subsidiary, ASE Assembly & Test (Shanghai) Limited (the "ASESH") to enter into an equity interests transfer agreement (the "EITA") with Toshiba Semiconductor (Wuxi) Co., Ltd. ("TSW") ( a subsidiary of Toshiba Corporation).  Under the EITA, ASESH will pay RMB 70 million to TSW to acquire 100% shares in Wuxi Tongzhi Microelectronics Co., Ltd. held by TSW.

About ASE Group

The ASE Group is the world's largest provider of independent semiconductor manufacturing services in assembly and test.  As a global leader geared towards meeting the industry's ever growing needs for faster, smaller and higher performance chips, the Group develops and offers a wide portfolio of technology and solutions including IC test program design, front-end engineering test, wafer probe, wafer bump, substrate design and supply, wafer level package, flip chip, system-in-package, final test and electronic manufacturing services through Universal Scientific Industrial Co Ltd, a member of the ASE Group.  The Group generated sales revenues of $6.6 billion in 2012 and employs over 56,000 people worldwide.  For more information about the ASE Group, please visit www.aseglobal.com.

About Wuxi Tongzhi Micro electronics Co., Ltd.

Safe Harbor Notice

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SOURCE Advanced Semiconductor Engineering, Inc.

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Advanced Semiconductor Engineering, Inc. Toshiba Semiconductor (Wuxi) Co., Ltd ASE Assembly & Test (Shanghai) Limited Wuxi Tongzhi Microelectronics Co., Ltd. Toshiba Corporation Web: http://www.aseglobal.com