Frequently Asked Questions (FAQ)

Complete testing equipment.

Complete testing equipment.

How Does NIYOK Handle Customer Complaints?

NIYOK's quality assurance team handles complaints with an 8D and CAPA process: an initial response within 24 hours, temporary containment within 48 hours where needed, then root cause analysis and corrective and preventive actions. For urgent cases, our team can visit your site to assess the situation and help contain the problem.


Beyond fixing individual issues, NIYOK uses its R&D and problem-solving capabilities to tackle the root causes behind customers' pain points, helping improve product quality and production efficiency, reduce after-sales problems and lower the chance of future complaints.

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Details

NIYOK How Does NIYOK Handle Customer Complaints? Introduction

Based in Taiwan, NIYOK SEALING PARTS CO., LTD. is a seal and rubber products supplier and manufacturer in Seal Industry.

NIYOK brings over 40 years of seal manufacturing expertise, certified to ISO 9001 and IATF 16949, with full quality traceability ensuring consistent batch-to-batch delivery. We have expanded into the electric vehicle (EV) and semiconductor sectors, offering customized sealing solutions from design through mass production, powered by in-house engineering capabilities. Your trusted precision sealing partner. Inquiries welcome. 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 Oil Seal, Seal, Rubber Parts, Gasket, O-Ring, Custom Slit Valve since 1983, both with advanced technology and 43 years of experience, NIYOK ensures each customer's demands are met.