IATF 16949 certified cold-formed fastener manufacturer with 18,000-ton annual capacity across Taiwan and Vietnam for automotive and industrial markets. THREAD INDUSTRIAL CO., LTD. is a Taiwan-based manufacturer of precision cold-formed nuts, bolts, and screws with nearly 40 years of expertise. IATF 16949 and ISO 9001 certified with 50,000-ton annual capacity across Taiwan and Vietnam, supplying automotive-grade and custom drawing fasteners worldwide.