Shih Hua Pan

Advanced Semiconductor Engineering, Inc. engages in the provision of independent semiconductor manufacturing services. It operates through the following segments: Packaging, Testing, and Electronic Manufacturing Services (EMS). The Packaging segment involves in the production of bare semiconductors into finished semiconductors with electrical and thermal characteristics. The Testing segment offers front-end engineering testing, wafer probing and final testing services. The EMS segment designs, assembles, and markets electronic components and telecommunications equipment motherboards. The company was founded by Chien Shen Chang and Hung Pen Chang on March 23, 1984 and is headquartered in Kaohsiung, Taiwan.

ASE Group provides semiconductor manufacturing services. It develops and offers technology and solutions including IC test program design, front-end engineering test, wafer probe, wafer bump, substrate design and supply, wafer level package, final test, and design manufacturing services. The company is headquartered in Yokohama, Japan.

ISE Labs, Inc. manufactures testing equipment for circuit boards. The company offers hardware design, development, reliability, test interface design, wafer soft, and test engineering services. The company was founded in 1983 and is headquartered in Fremont, CA.

Part of ASE Technology Holding Co., Ltd., Luzhu Development Co. Ltd. develops semiconductors. Luzhu Development Co. was acquired by PowerASE Technology Inc. on October 25, 2011 for $47.52 million.

Part of ASE Technology Holding Co., Ltd., ASE Test, Inc. engages in testing of integrated circuits. The company is based in Kaohsiung City, Taiwan.