We will do our best to satisfy our clients. Although we always do our best for products QC, in very rare chances, you may still have a higher expectation for the products. 

We have a dedicated person for each client. Please contact us if you have any technical or quality concerns. We will response your concerns within 2 business days. 

And We promise, if that is because of a product defect, we will: 

1. Coordinate and Pay the cost of returning and resending.

2. Pay or credit any cost due to repair in your facility (subject to approval).