
Our Advantages
NIYOK has always been known for its highest quality and preferential prices in the oil seal industry, fast and stable delivery to meet customer needs, constantly develop new products and customized services, and pursue the best product services.
Professional R & D Team
The R&D team integrates the design department, mold development department and production department to form an excellent team that can support customers at any time, and will provide the use of various rubber materials according to the characteristics of each industry and the current situation of customers, as well as the best consulting suggestions. We can also provide customized services according to customer needs and industrial characteristics, and develop and design together with customers to meet their project requirements.
Fast and Stable Delivery
Our commitment to lead times is steadfast, ensuring swift and stable delivery as our utmost promise to clients. Adjusting production lines according to different materials and products, we expedite the delivery process to meet the demands of our customers promptly.
Develop New Products and Customized Services
In sealing technology, NIYOK continues to develop new products and applications and customized services to meet the needs and applications of new technologies and new products, such as dust-proof sealing applications and charging equipment for electric vehicles, which are our present and future Goals and directions.
Complete Product Line and Industrial Layout
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.
Stable Quality and Preferential Prices
We strive for stable product quality through adherence to ISO 9001:2015 and IATF 16949:2016 standards, along with complete production records. Li Cheng provides same-day shipment and conducts quality inspections on every order to meet your application specifications. With a comprehensive inspection process, spanning from incoming material inspection, material testing, and dimensional inspection, to operator self-inspections and quality control inspections during production, and final product inspections before shipment, we ensure quality assurance and compliance with specifications. We offer products that are not only of high quality but also provide excellent value for money, earning us a reputation worldwide.
Advanced Production Equipment and Process
To meet the increasingly higher specifications demanded by industries, we are advancing towards the goal of intelligent production. We have introduced advanced process equipment networking and AOI (Automated Optical Inspection) testing to replace manual labor, ensuring consistency in quality inspections. Operational digital optimization enhances process collaboration, task support, and operational decision-making efficiency and accuracy. We continuously optimize and enhance the technical skills of our team members, understanding that only by keeping pace with industry technology, staying up-to-date, and effectively utilizing technological tools can we strengthen our team's capabilities in research and development, processes, and services. This enables us to meet customer demands for high-quality products, stable lead times, and effectively rapid solutions tailored to various industries, fostering mutually beneficial partnerships.
Flexible Production Scheduling
NIYOK offers rapid and flexible production scheduling to meet customer deadlines. Our ability to adapt our production lines flexibly is our advantage, allowing us to achieve swift shipments while maintaining excellent product quality. From order placement to delivery, we maintain meticulous production records and ensure prompt delivery to our customers. If you have any product requirements, you can promptly fill out an online inquiry form, and our specialists will be at your service.