**Product Details**

**Core Features**
1. **UV400 Protection Structure**: The frame is compatible with full – protection lenses, ensuring 100% UV blockage (EN 1836 standard).
2. **Lightweight Engineering**: The single – frame weight is ≤18g (47% lighter than metal frames), suitable for all – day – long wearing needs.
3. **Environmental Resistance**: Passed – 20℃~80℃ temperature tests, and the sweat – corrosion resistance level reaches 5.
4. **Rapid Style – changing System**: The mold is compatible with 8 popular frame types, and new sample development can be completed in 15 days.
5. **Smart Fit**: Frame widths of 54 – 60mm are provided to be compatible with Asian / European – American face shape differences.

**Technical Relevance**
Three – dimensional laser engraving technology → Achieves 0.1mm – precision LOGO presentation.
Modular injection molding process → Increases color – switching efficiency by 70%.
Medical – grade silicone nose pads → Contact allergy rate < 0.03%. **OEM/ODM Flow Chart** ```mermaid graph TD A[Requirement Analysis] --> B(3D Sampling)
B –> C{Confirmation and Revision}
C –>|≤3 times| D[Mold Development]
D –> E[Mass Injection Molding]
E –> F[Quality Inspection]
F –> G[Packaging and Delivery]
“`

**Key Data**:
– Minimum Order Quantity (MOQ): 500pcs per style
– Sampling Cycle: 7 working days
– Mass – production Cycle: 15 – 25 days
– Customization Levels:
– Level 1: LOGO/Packaging
– Level 2: Slight Structure Adjustment
– Level 3: New Mold Development