Professional jewelry designer, developer, and maker. Located in one of the biggest component markets world, we concentrate developing producing qualified products to provided competitive prices with high class services. We are your first choice. ...

Our company, formerly known as the Kingmass (Shenzhen) Limited, has 7 years of experience in earphone and headphone industry. We produce various kinds earphones headphones, mini speakers some accessories for fashion consumer electronic products. factory is located at Longgang Shenzhen, ...