Contact Us | NIYOK SEALING PARTS CO., LTD.

NIYOK Contact Us Introduction. NIYOK combines expert sealing engineering, 40 years of manufacturing experience, and advanced production equipment to deliver comprehensive sealing solutions for customers worldwide. 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.