ISO 9001:2015 Certified Quality Management ISO 14001:2015 Certified Environment Management | Taiwan Handrail Systems for Stairs Manufacturer | DAH SHI

UKAS, ISO 9001:2015 Certified Quality Management of Metal Railing / Handrails / Balustrades ISO 14001:2015 Certified Environment Management of Metal Railing / Handrails / Balustrades

UKAS, ISO 9001:2015 Certified Quality Management of Metal Railing / Handrails / Balustrades
ISO 14001:2015 Certified Environment Management of Metal Railing / Handrails / Balustrades

ISO 9001:2015 Certified Quality Management ISO 14001:2015 Certified Environment Management

Dah Shi Metal Industrial Co., Ltd. Achieves ISO 9001 & ISO 14001 Certification, Delivering High-Quality and Eco-Friendly Stainless Steel Stair Handrails and Balustrades


10 Jun, 2025

Dah Shi Metal Industrial Co., Ltd.. has officially obtained ISO 9001:2015 Quality Management System Certification and ISO 14001:2015 Environmental Management System Certification, underscoring our dual commitment to product quality and environmental sustainability. Through comprehensive improvements in our manufacturing processes and supply chain management, we provide B2B clients with reliable and eco-friendly stainless steel handrail and balustrade solutions. Our modular systems are manufactured with standardized components to ensure consistent quality, structural safety, and full compliance with international building codes.

Strict Quality Control for Reliable Manufacturing

Backed by a professional production team, Dah Shi has established a complete ISO 9001:2015-certified workflow. From fabrication to final delivery, every stage of the process is subject to rigorous inspection and quality assurance protocols. Whether it involves precision metalworking, mold design, heat treatment, or casting, we implement stringent controls to ensure each product batch meets the highest standards demanded by our clients.

Trusted Supply Chain Partners to Strengthen Manufacturing Capability

To ensure product consistency and on-time delivery, our quality assurance system extends beyond internal processes to include our certified subcontractors. We collaborate with ISO 9001-qualified partners, including precision mold manufacturers, CNC machining vendors, heat treatment facilities, and third-party inspection companies. This highly integrated production network ensures seamless cooperation and dependable quality for every project.

Eco-Friendly Manufacturing for Sustainable Development

As an ISO 14001:2015-certified manufacturer, we are committed to reducing our environmental footprint. From resource management and material selection to energy-efficient production, every step is optimized to support environmental sustainability. Choosing Dah Shi products not only ensures engineering reliability, but also aligns with your corporate ESG and sustainability goals—reflecting our strength as a green-certified, precision metal component supplier.

Standardized Design for Fast and Easy On-Site Installation

Our modular handrail and balustrade systems are engineered for fast, efficient installation, reducing labor costs and construction time. These pre-engineered structural components are ideal for construction firms, design consultants, and general contractors, allowing for seamless integration into commercial, public, and industrial infrastructure projects.

Explore Our Full Range of ISO-Certified Stainless Steel Handrails and Balustrades

Dah Shi provides diverse product solutions that are widely applied across building hardware, mechanical components, stair railing systems, and industrial accessories. Whether you’re managing a construction project, public infrastructure, or commercial facility, Dah Shi is your most reliable and professional partner.


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ISO 9001:2015 Certified Quality Management ISO 14001:2015 Certified Environment Management | Taiwan Handrail Systems for Stairs Manufacturer | DAH SHI

Located in Taiwan since 1973, Dah Shi Metal Industrial Co., Ltd. has been a stainless steel stair railing pipes and stair parts manufacturer. Their main stair railing parts, include Stair Railing Accessories, Stainless Steel Balls, Handrail Support with Post Joiner, Stainless Steel Elbow, Stainless-Steel Clips, Square Pipe Fittings and Construction Hardware, with production lines consist of ultrasonic auto clean machines, CNC machines, bending pipe machines, argon welding machines and so forth.

Dah Shi has manufactured stainless steel balustrades, curved couplers, and component accessories for over 50 years. Having gained a wealth of experience through working with interior designers and architects and striving for artistic and technical perfection, we proudly offer buyers a line of balustrades covered by more than ten patents registered with the Central Bureau of Standards. DAH SHI's stair railing and stainless steel fitting design, and its manufacturing continuously gaining visibility from worldwide buyers. Granted hundreds cased of patents and possessing over 20 cases of patents within the term of validity, DAH SHI's stainless steel handrail and fittings are produced with professionalism.

DAH SHI has been serving customers high-quality metal railing and pipe accessories, both with advanced technology and 50 years of experience, each client's demands are met.