1. 5S Components Inc.
2. ABB Ltd.
3. Dynex Semiconductor Ltd.
4. General Electric Company
5. Hitachi
Ltd.
6. Iconopower Ltd.
7. Infineon Technologies AG
8. Jiangyin Saiying electron Co.Ltd
9. Mitsubishi Electric Corporation
10. Mouser Electronics Inc.
11. ON Semiconductor Corporation
12. PPM Power
13. Sun.King Technology Group Limited
14. Tianjin Century Electronics Co. Ltd.