| Billings Optics Inc. | |
| Telefoon: +86-513-85439092 |
|
| Fax: +86-513-85663223 | |
| Menigte: +86-18921602300 | |
| E-mail: info@billings.cn | |
| Toevoegen:695 Changtai Road, Tangzha Dushi, industriegebied, Nantong, Jiangsu, China | |
| Billings Optics Inc. | |
| Telefoon: +86-513-85439092 |
|
| Fax: +86-513-85663223 | |
| Menigte: +86-18921602300 | |
| E-mail: info@billings.cn | |
| Toevoegen:695 Changtai Road, Tangzha Dushi, industriegebied, Nantong, Jiangsu, China | |
