Suppliers with verified business licenses
Audited Supplier 
| Item | Specification (mm) |
| Frame material | Aluminum |
| Packaging | 8 pairs in one shipping carton box |
| Carton box dimension | 960*280*260 mm (S type) |
| 1150*280*260 mm (M type) | |
| 1360*290*260 mm (L type) |
Suppliers with verified business licenses
Audited Supplier 
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