GUANGZHOU DESAM AUDIO CO., LTD (parent company of DB-Mark) specializes in engineering, R&D, factory-production and global-marketing (for the industries of Pro-Audio, Lighting and Musical-Instrument peripherals). Through 15 years of constant-effort, persistent-study and ground-breaking innovation, Desam has earned an elite reputation, domestically and abroad. As both an OEM and OBM provider, our ultimate focus is to lead the market in both high-end products and technical support. We welcome you ...