ISO Certifications

Product Quality Certifications

Social Responsibility and Sustainability Certifications

Environmental protection

We also prioritize environmental protection, hazardous substance management, and labor safety through our PDCA cycle approach, ensuring continuous improvement in all areas of our operations. With state-of-the-art CAD design capabilities, in-house testing labs, and advanced manufacturing processes, we deliver cables that are built to perform under the most demanding conditions, from medical equipment to electric vehicles and aerospace systems.


Nien-Yi understands that certification needs may vary depending on your specific product application, the market you're targeting—whether it's the U.S., the EU, or elsewhere—and the type of product involved. If you have any questions about required certifications or want to explore how we can support your compliance needs, we're more than happy to help. Feel free to reach out anytime—we're here to work with you and ensure everything meets the right standards.