USTC USDC High Frequency Litz enameled silk covered copper litz wire

Exquisite, Quality, All For The Customer!

Ruiyuan attracts many outstanding technical and management talents, and our founders have built the best team in the industry with our long-term vision, this is our guarantee to provide quality products and services to all our customers.

100% Open and Delivering On-Time
As a leading supplier of enamel copper wire, we have earned a reputation for providing a superior customer experience and first-class quality and cooperation.

Ruiyuan Company was awarded the "Quality A Supplier" by a German Brand

RUIYUAN was established in 2002, located in Tianjin City,the second largest port city in China.We have been focusing on different kinds of high quality wires: enameled round copper wire, rectangular enameled copper triple insulated wire, silk covered Litz wire, bonding wire and special enameled wire for 21 years.Ruiyuan is one of the pioneers in producing micro thin enameled wires below 0.03mm in China. Our R & D team has 20 years of market experience. In 2019, our finest diameter is 0.011mm, and mass production has been achieved. All of our products are UL, RoHS certified, in line with industry standards IEC60317, JIS C 3202, NEMA, NW82.