“Serving Society with the Best Quality” has always been Chun Yu’s main objective for more than sixty years. Our total quality control system works throughout the whole production process from raw materials till finished goods. Furthermore, Chun Yu possesses wide range of certifications approved by CNS12681, ISO9001, AS9100, ISO/TS16949, IRIS (International Railway Industry Standard), and A2LA (American Association for Laboratory Accreditation) certified. We believe that successfully maintain stable and superior quality goods will generate success for both our customers and Chun Yu over the long term.