We offer different warranty time for different accessories. Main parts for one year.
Yes, different models can be mixed in one container, but the quantity of each model should not be less than MOQ.
For sample order, if we have stock, the delivery time is about one week. For other order, as usual, 25 days after payment.
Yes, we accept OEM, we also can change configuration, color according to your requirement, but you need to pay extra charges.
Yes, we send samples for testing.