A high-tech enterprise dedicated to the research and development of audio, electroacoustic, and voice call quality testing systems. In 2014, the company passed the ISO9001 international quality system certification and obtained the "National High tech Enterprise" certificate in 2017. The company covers an area of 2500 square meters, with complete professional R&D and quality testing equipment and multi-function Anechoic chamber. The company's products are mainly used in consumer audio, professional audio, vehicle electronics, communication systems, multimedia, semiconductor, Electronic musical instrument, military, medical, product testing and other industries, and continue to invest in research and development to meet emerging market needs and expand new application scenarios.