NIYOK is Taiwan Rubber Ring manufacturer and supplier since 1983. With over 40 years of sealing component manufacturing experience, NIYOK holds ISO 9001 and IATF 16949 certifications, backed by a complete quality traceability system that ensures consistent delivery across every batch. From 2026, NIYOK is formally expanding into the electric vehicle (EV) and semiconductor sectors — bringing in-house engineering development capabilities that support customized sealing solutions from design through to mass production. We are committed to being your trusted precision sealing partner. Inquiries are welcome.
The material of the O-ring can be customized according to the pressure and environment of the sealing...
The double- lobed design of the X-ring provides two sealing surfaces, and the double- lobed...
V Ring is entirely made of rubber, and it is particularly easy to install because there are no other...
Located in Taiwan since 1983, NIYOK SEALING PARTS CO., LTD. is a Rubber Ring supplier and manufacturer with more than 40 years of experence in the Seal Industry.
With more than 40 years experience, NIYOK is specialized in leading seal and oil seal manufacture. From oil seals, O-rings, to gaskets, and customized products, application industries include manufacturing, chemical processing, defense, water treatment and filtration, hydraulics, fluid power, heavy trucks, automobiles, aerospace, oil and gas, medical and For life sciences, food and beverages, a complete product line is available for customer needs and specifications.
NIYOK has been offering customers high-quality Rubber Ring production service, both with dvanced technology and 40 years of experience, NIYOK ensures each customer's demands are met.
