- Partial glass cracking with normal display and most touch functions;
- Local touch failure in a small area without full sensor damage;
- Not applicable: Full screen failure, LCD damage, severe frame deformation.

- Separate damaged touch layer from intact display layer;
- Clean residual OCA glue without damaging display components;
- Laminate new touch digitizer with professional OCA process.`
- Supply separate touch glass, OCA optical adhesive and alignment molds;
- Acceptance standard: No bubbles, full touch function, 0.1mm position tolerance;
- Provide technical guidance for bulk cooperative repair shops.