| # | company_name | Contact Phone | Contact Address |
|---|---|---|---|
| 1. | Electronics & Optoelectronics | 03-5917634 | |
| 2. | ISUZU OPTICS CORP. | 03-5526689 | |
| 3. | SCHOTT Taiwan Ltd. | 02-25709626 | |
| 4. | Kawakawa Co., Ltd. | 02-2258-0038 | 10F., No. 16, Sec. 3, Shuangsh |
| 5. | BASO PRECISION OPTICS LTD. | 886-4-25320168 | |
| 6. | SYSNIX CO., LTD | 03-5535625 | 8F-5 No.35 Hsin-Tai Rd. Chupei |
| 7. | CALIN TECHNOLOGY CO., LTD | 886-4-25353658 | |
| 8. | LI YOU SCREW INDUSTRY CO.,LTD. | 03-3961333 | No.18, Huaya 3rd Rd., Guishan |