ZONG YIH R&D, Manufacturing, and Quality Management Capabilities

As a leading manufacturer of custom-molded rubber components and rubber-to-metal bonded parts since 1978, ZONG YIH provides high-quality rubber products to numerous manufacturing industries worldwide. We specialize in designing, developing, and producing rubber components ranging from small and specialized rubber seals and shock absorbers used in remote control models, electronic equipment, fitness equipment, and hydraulic and pneumatic cylinder to larger, robust bumpers, bushings, and machine mounts used in motorcycles, automobiles, buses, and railways.


ZONG YIH has a proven track record of producing high-quality custom-molded rubber parts and has the knowledge and expertise needed to design and produce parts to your exact specifications. This includes the use of advanced design tools and software, as well as expertise in material selection, tooling design, and process optimization. We maintain close contact with our suppliers and use well-known rubber brands such as Dupont and Dow Corning.

Production Capacity

With over 58,800 square feet of production area, 64 sets of production equipment, and over 150 employees, ZONG YIH has the ability to provide large-volume manufacturing and on-time product delivery at very competitive pricing.

Quality Control

Our rigorous quality control measures ensure that incoming materials are of high quality, and inspections at various stages ensure the highest quality throughout production. Our complete MIS manufacturing information system streamlines the production process, providing supplier management and material traceability, as well as certification and test report documentation. ZONG YIH is ISO 9001:2015 and IATF 16949:2016 certified.

ZONG YIH’s commitment to research and development, manufacturing excellence, and quality management has earned us a reputation as a trusted supplier of rubber components to manufacturers in over twenty countries. Contact us today to learn more about our products and services, and let us help you find the perfect solution for your rubber component needs.