Hunan Sanyi Precision Technology Co., Ltd. is a professional research and development, production and sales of electromagnetic relays, automotive relays, magnetic Latching Relay and communication relays, which are widely used in industries such as industry, transportation, information and home appliance. The products have passed UL/CUL in the United States, TUV in Germany, CQC in China and other domestic and international safety certification.

Founded in 2010,we have been growing rapidly as a relay manufacturer with quality assurance and credibility. We are now producing and selling dozens of series of relay products. Customer satisfaction is always our first priority.

With a management, technical and production team from world-class relay companies, we have endeavored to develop new products and innovative technologies on the basis of consistent improvement of quality and lifespan. We are determined to be a leading relay manufacturer in five years.