1. Abis Circuits Co. Ltd.
2. AirBorn Inc.
3. Alper S.R.L.
4. Amphenol Corporation
5. AT & S Austria Technologie & Systemtechnik Aktiengesellschaft
6. BHflex Co. Ltd.
7. ES&S Solutions GmbH
8. Eurocircuits GmbH
9. ExPlus Co. Ltd.
10. Fralock Holdings
LLC
11. Fujikura Ltd.
12. Ichia Technologies Inc.
13. Interplex Holdings Pte. Ltd.
14. Jinghongyi PCB (HK) Co. Limited
15. Mekoprint A/S
16. Multek Corporation
17. Nitto Denko Corporation
18. NOK Corporation
19. RayMing
20. Schweizer Electronic AG
21. Shenzhen Kinwong Electronic Co. Ltd.
22. Sumitomo Electric Industries Ltd.
23. Tech Etch Inc.
24. Tianjin Printronics Circuit Corp.
25. TTM Technologies Inc.
26. Unimicron Technology Corporation by United Microelectronics Corporation
27. W?rth Elektronik eiSos GmbH & Co. KG
28. Zhen Ding Tech. Group Technology Holding Limited