Yinghai OEM-Compatible Canon Drum Unit - For LBP673Cdw | CRG-328 | Diamond-Core OPC

Breakthrough Tech:  
- Military-grade Diamond Coating**: HV1500 hardness 
- Anti-Static Channels: 80% less paper dust adhesion  
✅ Precision Fit:  
- LBP Series: LBP673Cdw/674Cdw (CRG-328)  
- MAXIFY: GX7020/GX7030 (CRG-52H)  
- imageRUNNER: Adv C3500/C5500 (046H)  
✅ Chip Revolution:  
- 2023+ Models: Purple 046H chip 
- Auto-reset: Zero manual intervention  
✅ Warranty:  
- Lifetime chip replacement | 2-year warranty