Sheng Yi Co., Ltd. was established in 1983, and is now selling its products
all around the world. At the inception of establishment, our factory was approved by the Ministry of Economic Affairs as qualified for export business. We have never let efforts in our new product research and development. We have implemented strict quality control with the aim of achieving higher quality. Standardization is another goal, and we have achieved ANSI, JIS, DIN, Federal and ISO standards.