Commitment to Excellence in Fastener Manufacturing

At THREAD INDUSTRIAL CO., LTD., quality is not just a benchmark; it is the foundation of our entire manufacturing philosophy. With a legacy spanning nearly four decades, we have built a reputation as a trusted global supplier of high-quality nuts, bolts, and screws. Our commitment to excellence is reflected in every stage of our vertically integrated production process, from initial wire drawing to final surface treatment and automated optical sorting. We understand that the reliability of our customers' products depends on the integrity of our fasteners, which is why we adhere to the most rigorous quality control protocols in the industry.

Internationally Recognized Certifications

Our dedication to quality is validated by internationally recognized certifications. We are proud to be certified by TÜV SÜD for the following standards, which demonstrates our capability to meet the complex demands of various sectors, especially the automotive industry:

• IATF 16949:2016: This certification is the global technical specification and quality management standard for the automotive sector. It confirms our processes meet the highest standards for quality, defect prevention, and the reduction of variation and waste in the supply chain.
• ISO 9001:2015: This standard certifies that our quality management system is consistently focused on meeting customer expectations and delivering customer satisfaction. It governs our processes to ensure consistent, high-quality product output.

These certifications assure our partners that they are working with a manufacturer that prioritizes quality, reliability, and continuous improvement. You can download our certificates for your records from the attachments section on this page.

Advanced In-House Quality Control Laboratory

To further guarantee the quality of our products, THREAD INDUSTRIAL operates a state-of-the-art, in-house testing laboratory. This facility is accredited by the Taiwan Accreditation Foundation (TAF) and complies with ISO/IEC 17025 standards for testing and calibration laboratories. Our lab is equipped with advanced inspection instruments to perform a comprehensive range of tests, including:

• Dimensional analysis and verification
• Mechanical properties testing (tensile strength, hardness, torque)
• Material composition analysis
• Surface plating thickness measurement

This in-house capability allows us to conduct rigorous inspections at every critical production step, ensuring that every batch of fasteners leaving our facility meets or exceeds the required specifications and industry standards.