ABOUT DUOYI

Since its establishment in 1999, DUOYI  has had a history of over 20 years, dedicated to providing a fresh and cost-effective option for test equipment to the global market.

As an active player in the market, DUOYI now offer various products that cover four sectors in general: automotive, power, HVAC, and consumer goods. We aim to provide comprehensive solutions in automotive aftermarket, power and HVAC maintenance, as well as household sensing. Our insulation testers and earth resistance meters have a market share of 20%-30% in China. In the automotive sector, this figure is up to 90%. We have proven to be a competitive player in the industry worldwide.

As the IoT approaches, we believe that through endless innovation and improvement, we can bring more and more value to our partners, users, and suppliers. As a manufacturer, DUOYI is committed to producing high-quality testing instruments to help your business operate more efficiently. We will continue to focus on providing reliable products and excellent customer service.