- Line array speakers
- Commercial system speakers
- Entertainment engineering speaker
- Subwoofer speaker
- Conference culture tourismloudspeaker box
- Karaoke speaker
- Professional power amplifier series
- Karaoke amplifier series
- Peripheral devices
- Add: Building B, Jinwen Industrial Building, No. 38 Yagang Kongqiao Street, Shimen Street, Baiyun District,Guangzhou,China.
- Tel: 020-36580681
- Fax: 020-36710610
- Email: grshuang@126.com
