| Billings Optics Inc. | |
| Tel: +86-513-85439092 |
|
| Faks: +86-513-85663223 | |
| Mob: +86-18921602300 | |
| Imèl: info@billings.cn | |
| Ajoute:695 Changtai Road, Tangzha Dushi, Zòn Endistriyèl, Nantong, Jiangsu, Lachin | |
| Billings Optics Inc. | |
| Tel: +86-513-85439092 |
|
| Faks: +86-513-85663223 | |
| Mob: +86-18921602300 | |
| Imèl: info@billings.cn | |
| Ajoute:695 Changtai Road, Tangzha Dushi, Zòn Endistriyèl, Nantong, Jiangsu, Lachin | |
