- ASE Group
- Amkor Technology
- Jcet/Stats Chippac Ltd.
- Siliconware Precision Industries Co. Ltd. (Spil)
- Powertech Technology Inc.
- Tianshui Huatian Technology Co. Ltd.
- Fujitsu Ltd.
- UTAC Group
- Chipmos Technologies Inc.
- Chipbond Technology Corporation
- Intel Corporation
- Samsung Electronics Co. Ltd.
- Unisem (M) Berhad
- Interconnect Systems Inc. (ISI)
- Carsem