| Lexmark C520/522/534/530/532/534 | 8K | K | WW |
| 5K | C | WW | |
| 5K | Y | WW | |
| 5K | M | WW |
About 
- with more than 10 years experience for design and production
- excellent understanding of components R&D, production process and quality control
- rigorous and professional testing ,to insure each chips with perfect working
- reasonable price and short lead times
- Impeccable Service after sales with 1:1 replacement for any defective chips
We also could do smart chip ASIC development for customers' special requirements.