we are the leading manufacturer and exporter of speakers, receivers, transducer, buzzer,computer peripheral in Shenzhen, China, founded in 1988. with more than 15 years' experience in export, we can provide our best quality service, including on-time delivery, follow-up service and after-sales service, to all of potential buyers, and giving our useful advice to all of buyers. Moreover all of  our products are exported to USA, Canada, south America, European countries. We can provide OEM/ODM service to all of customers from all over the world. With its Quality System upgrading and perfecting continuously, it has got ISO9001: 2000 Version qualified by British BSI, ISO14001 Environmental System certification. Our policy is "Trying to be the best, offering perfect service" and target of "climbing to the highest peak in electroacoustic products all over the world