| Billings Optics Inc. | |
| Telefone: +86-513-85439092 |
|
| Fax: +86-513-85663223 | |
| Multidão: +86-18921602300 | |
| E-mail: info@billings.cn | |
| Adicionar:695 Changtai Road, Tangzha Dushi, Área Industrial, Nantong, Jiangsu, China | |
| Billings Optics Inc. | |
| Telefone: +86-513-85439092 |
|
| Fax: +86-513-85663223 | |
| Multidão: +86-18921602300 | |
| E-mail: info@billings.cn | |
| Adicionar:695 Changtai Road, Tangzha Dushi, Área Industrial, Nantong, Jiangsu, China | |
