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Q1: Can we have our logo to be printed one the units or packaging?

A: Testing samples for functional valuation, we will offer it with MATEYOU brand.For bulk order, we can print your logo (MOQ200pcs) and do OEM package(MOQ500pcs). Both for free if more than 1000pcs

Q2: Can we have one/some sample(s) order to try?

A: Yes. Samples are available for all products.

Q3: What's your warranty policy?

A: Our warranty period is 12 months.Usually,All our products will be tested one by one before shipping.

Q4: What is the lead time of your products?

A: 1-5 days for sample/trial orders. 5-30 days for bulks orders

Q5: Are you a trading company or manufactuer?

Longvon is not just the manufactuer, but also with great R&D capability. We are committed to providing customers with one-stop solutions.