Joo Hae-joong Sound Technology Ltd.

Joo Hae-joo Sound Technology Ltd. is a high-tech company for hearing protection (protection) and solutions, focusing on hearing protection products, electronic noise reduction, development and design of communication systems, and has developed a set of hearing solutions based on OSHA, including the design, development, testing, application and value-added services for hearing protection such as on-site noise testing, frequency analysis, hearing training, hearing protection assessment, and scientific and technological innovation and specialization in the field of hearing. It is a company that specializes in the production and processing of products such as earplugs, tactical earplugs, custom earplugs, electronic noise earplugs, shooting earplugs, aerial earplugs, music earplugs, sleeping earplugs, swimming earplugs, acoustic filters, acoustic obstructions, filtration cores, listening earphones, soundphones, osteophones, and communication systems. It has a complete and scientific quality management system and has acquired a number of state patented technologies. The integrity, strength and quality of the products of Pearlhead Sound Technology Ltd. are recognized by industry.