CRYSOUND was established in 1997 and has been committed to providing complete and high-quality acoustic services and overall solutions throughout nearly 30 years of professional acoustic knowledge development and application Our technology is widely used for electroacoustic testing of consumer electronics, environmental noise monitoring, defect detection of automotive components, and industrial predictive maintenance. Our products are sold to over 35 countries. Our customers Including well-known domestic and foreign brands such as Beats, Samsung, Harman, Sony, State Grid, Sinopec, Honda, Nestle, etc