Supplying original parts to Taiwan Tier 1 manufacturers, such as Taiwan Honda, Nissan, Mitsubishi, Lotus and Luxgen.


NIYOK team is trained professionally and we can match the need in the most complicated design and development. With well-experienced in sealing engineering, we also own the latest 3D CAD software and the most advanced facilities. Therefore, we are able to provide total sealing solutions for both of local and global customers.

Quality system

NIYOK is an excellent supplier in automobile supply chain. We passed ISO 9001:2015 and IATF 16949:2016 quality certificate to offer the most complete quality services. Any process of our incoming materials, in-process, finished products, inventory and traceability can be with full-system management to achieve customer’s reliability and satisfaction.


In 2013, we moved to our new factory and invested more equipment to increase our production capacity. Also, our optical detection equipment replaced manual inspection. We prevent defective quality which caused by human factor

Product & Service

We provide both customized and standard products. Any design and development can be made by our professional R&D team. Moreover, we emphasize customer relationship to offer stable technical services and devote to communicating with customers directly to obtain effective information and offer the best design of the product and trustworthy verification. Also, we help customers improve and solve quality issue to achieve more successes and effectiveness in product development