As a market leader in Hongkong, our production network spreads through 5 factories located in different provines in mainland China with a total area of more than 15,000 sq.m for each factory. Each of them is equipped with advanced and accurate facilities, equipment and instruments for production and quality evaluation purpose. It includes Audio Testing instrument of B&K from Denmark, Anechoic Chamber Room to provide an ideal audio environment in conducting under critical quality requirement. Besides, we utilize Insulation Resistance Tester& Impedance Measuring Instrument specifically for testing loudspeakers. The Signal Generator, Power Amplifier and Sweep Signal Generators in our strict Quality Inspection Procedures maintain the quality standard. Moreover, under the supervision of our production expertise and sophisticated machinery and equipment and thanks to our trained 8,000 work force and 230 members in the R&D team working ether with the LMS, LEAP and PADSS equipment, we will continuously and in a more effective way manufature superior quality products and impressive new models.