Product Information


The Company has put “quality first” since its establishment. In order to ensure that the products have high quality and stability, quality inspections must be conducted for materials to all manufacturing processes, such as luminous appearance inspection, brightness test, tensile test, airtightness test, static electricity test, temperature and humidity inspection, etc.
Shian Yih obtained the German TUV ISO9002 certification for the first time in 1997, and subsequently passed the more stringent ISO9001, QS9000, and ISO14001. In September 2007, Shian Yih obtained the automotive electronics certification TS16949, moving towards zero-defect quality. Shian Yih obtained IATF16949 certification in 2017.