1. Contact us about the defect within 2 weeks upon receiving the products 2. Send detailed digital photos and description of the defect 3. Our engineer will review your request, and if the products are not conforming to customer specifications or correlative standard, we will process your request 4. Upon your approval, we will address the problem and re-run your order based on the original order request with no additional charge 5. If quality issue, we will refund 100% of your order amount, not including shipping costs |