Founded in 1975, Shin Long Precision Die Casting Co., Ltd. has been dedicated to manufacturing and delivering casting products such as aluminum casting parts, Marine Switch, gravity die casting, zinc casting, auto parts and components, air compressor, and so on. We are a company seeking to offer top Quality and service in the market. In the past year we were proven by our numerous customers with award for the best supplier in Quality, performances and improvement. In 1994 we were awarded ISO 9002 and QS 9000 in 1996. We were awarded ISO 9001:2000 version in 2004. In 1994 we were awarded ISO 9002 and QS 9000 in 1996. We were awarded ISO 9001:2000 version in 2004. Welcome to visit our website for more details. We are honored to receive you requests.