Kingmass (Shenzhen) Ltd.

Kingmass (Shenzhen) Limited founded in 2004 is a professional manufacturer completely committed to stereo earphones, multifunctional headphones and silicone products. Located Shenzhen City of China, our company covers an area 2, 800 square meters has strong production line with more than ...

Telephone：86-0755-25580916Address：Baoan South RD, shenzhen, Guangdong, China