Cosmo (Guanxi)

Guanshi Electronics was founded in 1981 and is a globally recognized manufacturer of photocouplers and relays. In 2000, the company was listed on the Taiwan Stock Exchange (TSEC). Over the past 30 years, Guanshi Electronics has not only been committed to the research and development of its product line but has also maintained professional expertise and provided comprehensive services. This has earned the trust of many international giants, making it a full-service company with international competitiveness.