David Audio Design & Manufacturing Co., Ltd. Is a manufacturer in China invested by Full Tat Group (Hong Kong) and Audio Design Services Limited (ADS.UK). Located in Nanshan District,Shenzhen City Guangdong Province, P.R.China. ADS designs and makes high quality acoustic equipments including Hi-Fi, AV and PA system for public address purposes. Our subordinate department included: Development and engineering section, quality control, Marketing and International development group, Purchase, administration and financial department. One Stop Shop: We also have our own accessories product line, such as: electron, PCB, cabinet, plastic and mould products. Why Choose Us: We adopt Hi-profile quality control and management system with our 10 years designs and production experience.