DNT Testing, founded in 2012, is a high-tech service company that offers comprehensive services including instrument calibration, product testing, certification, and technical training to customers nationwide. Headquartered in Dongguan, DNT Testing is recognized as a national high-tech enterprise. The company has received accreditation from both the China National Accreditation Service for Conformity Assessment (CNAS) and the China Market Supervision Administration (CMA). As a comprehensive third-party testing laboratory, DNT Testing has established 62 offices and 8 laboratories across the country, employing nearly 1, 500 skilled professionals. It holds 29 software copyrights and utility model patents. DNT Testing's technical capabilities cover calibration, various safety certifications, electromagnetic compatibility, safety compliance testing, chemical testing, environmental and reliability testing, and more. The company has over 600 technical personnel, including 150 with over 10 years of industry experience and over 350 with more than 5 years of technical expertise.