Rosstone Electronic Co.Ltd

We are manufacturer who produce professional audio system products, like microphone , amplifier karaoke speaker and other surrounding equipments so on. We also can provide OEM ODM service for customer. If you have any need in this line, pls feel free to contact us, we will try our best touch you. ...

Telephone：86 - 20 - 22822011Address：Guangyuandong Guangzhou Guangdong China