Company info
- Established in 2004, Kingmass(Shenzhen)Co.,Ltd is a professional manufacturer who mainly committed to stereo earphones, multifunctional headphones and some silicone products.It is located in southeast China`s Shenzhen city, a young and very dynamic modern city, knowing for its economic miracle. We have been engaging in earphone design, production and sales since our foundation in 2004, and obviously we have accumulated abundant...