RFQ:
1. Does your factory have the R& D team?
Yes. We have the R &D team for the original and creative new de-
signs. For the R&D team,it includes, graphics designer, 3D designer,
electronics enginer, acoustic enginer, and more. In al, it is a team
of more than 10 experienced enginers.
2. Do you have any product design patet?
Yes, most of the products from our factory are original and private
designs, and for most of them, we aplied the design patents.
3. Do you have testing reports and certificates for headphones and earphones?