• Shenzhen Kingmass Technology Inc.

  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, ...

  Telephone：86-755-25580916Address：No.10,Hongyuan Road, Pingdong Cummunity, Pingdi Subdistrict,Longgang District

• Shenzhen Noble Sound Technology Co., Ltd.

  Founded in 2010, Shenzhen Noble Sound Electronic Technology Co., Ltd. (originally named Dongguan Guanyun Ltd.) is one of the leading manufacturers which are committed to R&D, manufacture and sales various earphones headphones with RoHS, CE, FC certification. Our company covers an area 2000 ...

  Telephone：0086-769-81917767Address：Complex Building , Xia Che Gang Village , Jin Long West Road , Ge Keng , Hengli Town , Dongguan , China