2026 Lien Ya Machinery Co. Ltd. | 聯亞機械有限公司

Decades of Fastener Mastery

ISO 9001 & IATF 16949 Certified

Your Manufacturing Partner in Taiwan Since 1988

Custom Fasteners. From RFQ to Delivery.

Cold forming, CNC machining, and quality inspection.

Capabilities

Cold Forming

Cold forming shapes metal at room temperature by applying force through dies. It is used to produce fasteners and other metal components.

Precision CNC Machining

Our in-house CNC machining capabilities focus on metal components, supporting a range of part designs and manufacturing requirements.

Custom Fasteners

We manufacture custom fasteners for OEM applications, supporting customers from design review through production.

Milling

Milling uses rotating cutting tools to remove material and produce the required shape and features of a part.

Grinding

Grinding uses an abrasive wheel to remove material and finish a component's surface.

Drilling

Drilling uses a rotating cutting tool to create round holes in metal components.

Threading

We select threading methods to suit the part's design, dimensional requirements, and production needs.

Quality Management

Quality management is part of every stage of our manufacturing process. Our engineers oversee machining operations and inspect tooling and equipment to help ensure that production meets customer requirements.

We continually improve our ISO 9001 quality management system as customer needs evolve. Our ISO 9001 and IATF 16949 certifications reflect our commitment to consistent quality and service.

NQA-ISO-9001-Logo
NQA-IATF-16949-Logo

About Us

Founded in 1988, Lien-Ya Machinery Co., Ltd. manufactures fasteners including screws, nuts, and bolts. From a small workshop equipped with machines of our own design, we have grown into a full-service manufacturing and supply chain partner.

We support customers from requests for quotation (RFQ) and design for manufacturing (DFM) through production, quality inspection, and logistics. Our manufacturing capabilities include cold forming, turning, thread rolling, tapping, and precision grinding.

Our ISO 9001 and IATF 16949 quality management systems support a consistent approach to manufacturing. We use the Plan–Do–Check–Act (PDCA) cycle to improve our processes and products, with a focus on quality, delivery, and customer needs.

Contact Us

Talk to an expert

Tell us about your manufacturing requirements.

Fields marked * are required.