Guangzhou YunQiang Electronics Co., Ltd. is a professional audio manufacturer which has R& DProduction department, Marketing Dept., and Technical service Dept., The main products include: Professional Power Amplifier, Professional Speaker, Professional Karaoke Equipments, Sound Mixer, Digital Peripheral Equipment and Conferencing systems. Business Concepts: Preciseness with Honesty, Factualist with Innovation Enterprise Spirit: Efficiency from quality, Hard working to create bright future Quality Policy: No the best, but better.