S3 Professional Audio System

Address: Longhu Industrial Zone, Shijing, Baiyun District, Guangzhou                     Tel: 020-36775176 (Ten Lines)    

Fax: 020-36772954                                                                                                     Business QQ: 2241095640

Website: http://www.s3-audio.com                                                                              Customer Service Mailbox: 2241095640@qq.com