Before sales, we do mock test with 5000pieces, then do real application test with 150,000pieces which shows that our easy-fold mailing boxes could totally assure the delivery safety.
We will provide instruction sheet and video to show how to play the mailing box, what's more, there are guide mark on the mailing box outside.
Sure, besides our current sizes, Customized is acceptable
Up to now, we owns more than 16items' patents.
Books, Electronic products, Cosmetics, any square products or products with their own package.