Our factory integrates the development, research, manufacture and sale of professional audio products, including Transducers, Loudspeakers, Amplifiers, Audio Mixers and Microphones. As a leading of domestic audio manufacturer, our factory takes the "science and technology innovation, practical good faith" as objective. Our factory employs many experts and advanced engineers in electronics, electro acoustics, acoustics, material science and correlation interdisciplinary science fields. They are devoted to the latest technology in all these fields, and giving our technology support. In 2006, our HY-Series products were tested by China National Technical Standardization Committee on Electro-Acoustics (SAC/TC23) that the total Harmonic Distortion is amazingly below or equal to 4.8 percent, which reaches the extreme limit of current dominant quality indexes of the world's counterparts, thus surpasses all the simultaneously world test ...[More]"High grade and high repayment" is what we promise to customers. Our high performance audio products are proved day by day by famous companies from all over the world. They are widely used in Conference Room, Public Address systems, Church, Worship of House, Large Discotheque, Dancing Hall, Concert and Live Performance fields. We will constantly provide new products to meet customers' needs and expectations.