Located in Suzhou, China, Sonic Dynamics is a manufacturer of vibration testing equipment. Established in 2003 by engineers with diverse and specialized experience in the vibration testing industry, the company currently provides vibration testing equipment to customers in 23 countries. They offer a wide range of products, from small modal shakers to large water-cooled vibration testers, as well as single-axis and multi-axis solutions. JINN Co., Ltd. is the exclusive supplier of Sonic Dynamics products in Korea.

Founded in 1996 in California, USA, Crystal Instrument is a leading company in the field of noise and vibration measurement and analysis. Known for its excellence in vibration controller technology, Crystal Instrument is a valued partner of JINN Co., Ltd.

Headquartered in Berlin and Munich, Germany, Siemens is an electrical and electronics company and has grown on the basis of exceptional engineering, quality, innovation, reliability, and a global business foundation. Siemens is a global leader in the measurement, analysis, and interpretation of noise and vibration, providing measurement, control, and analysis equipment both domestically and internationally. JINN Co., Ltd. is an official partner of Siemens Digital Industries Software.