Hung Ho

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.

Universal Scientific Industrial Co., Ltd. provides design and manufacturing services industry. It offers complete DMS solutions in the fields of Computing, Communications and Mobile and Application-Specific Devices. The firm cultivates research and development talents and invests on the development of Handhel Devices, Wireless Networking Products, Car Electronics, Storage, Industrial Personal Computer, Server, Work Station, and Motherboard. The company was founded in February 1974 and is headquartered in Nantou, Taiwan.

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