[Advanced Semiconductor Engineering, Inc. September 28, 2015 An Open Letter to SPIL Shareholders from ASE To the Honorable Shareholders of Siliconware Precision Industries Co., Ltd.: Tender Offer Common Shares ADSs SPIL We would like to report the successful results of our tender offer (the “ Hon Hai” “Hon Hai Share Exchange EGM AOIs Amendment Acquisition and Disposition Procedures Amendment Unfortunately,] [Investor communication We recommend SPIL shareholders vote AGAINST the increase of SPIL's share capital for the proposed share swap 1 [] The EGM agenda issued by SPIL on September 25, 2015 includes a proposal to increase the share capital of SPIL far in excess of the amount of shares needed for the proposed share swap with Hon Hai and may] [Advanced Semiconductor Engineering, Inc. IR Contact: Iris Wu, Manager irissh_wu@aseglobal.com Tel: +886.2.6636.5678 http://www.aseglobal.com ASE ’s Response to SPIL’s Letter to Shareholders Company ASE SPIL SPIL Shareholder Letter Taipei, Taiwan, R.O.C., September 30, 2015 – Advanced Semiconductor Engineering, Inc. (TAIEX stock code: 2311, NYSE: ASX) (the “ 1. Was it necessary for SPIL’s Board of Directors to propose to amend its] [Advanced Semiconductor Engineering, Inc. IR Contact: Iris Wu, Manager irissh_wu@aseglobal.com Tel: +886.2.6636.5678 http://www.aseglobal.com October 1, 2015 An Open Letter to SPIL Shareholders from ASE To the Honorable Shareholders of Siliconware Precision Industries Co., Ltd.: Tender Offer Common Shares ADSs SPIL We would like to report the successful results of our tender offer (the “ Hon Hai” “Hon Hai Share Exchange] []