Quality Control: STMC,ISO9001 and ISO 14001 certification.
Warranty: 18 months calculated from the date when we delivery you the goods.
Guarantee: 1:1 Return back or refund if the quality problem is caused by our manufacturing.
Defective: All of our goods,we guarantee that our defective rate of black is within 1%,for the common models,within 0.5%,and within 3% for the color toner cartridge.
- We have professional quality control and R&D department to strictly manufacture each product .
- Ensure each product is tested before down off production line.
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