You can check the items as soon as you receive them. If you find the quality not acceptable, you can return them to us within 90 days, and we are assured to replace them or refund you.
If the chips are already soldered and not in selling condition, they cannot be returned.
We guarantee to ship out your order within 1-2 working days. If you do not receive your purchase within 60 days, you can ask for a full refund.
