Royal-Opto Technology Co., Ltd.
| Business category 1 | Lighting Bulbs & Tubes |
| City ( of main office ) | Taipei, TW, Taiwan |
| Address | 5F-3, No. 36, Lane 118, Yi-an Rd. , Zhonghe City, Taipei, Taiwan, R. O. C. |
| Phones | 886-2-22329599 |
| Fax | 886 |
| Date | 2011 Oct 29, 15:10 |