(May 15, 2007) CHANDLER, AZ and SINGAPORE — Amkor Technology, Inc. (Chandler), and United Test and Assembly Center Ltd. (UTAC — Singapore) entered a multi-year cross-licensing agreement wherein UTAC will adopt Amkor’s MLF technology and Amkor will use UTAC’s QFN patents. The deal covers intellectual property rights (IPR) and transfer of associated packaging technologies.