Global Aluminum Entry Door Manufacturer & Supplier

Pioneering Smart Entry Door Manufacturing

As a top-ranking Chinese exporter in the door and window industry, DERCHI (Guangdong Dejiyoupin Doors and Windows Co., Ltd.) provides global customers with one-stop customized aluminum door and window solutions. Recognized by the world-class media Xinhua News Agency as a "China Famous Brand", we specialize in the research, development, and manufacturing of high-end entry doors designed to withstand extreme environments while delivering ultra-modern aesthetics.

With advanced manufacturing facilities, large-scale production capacities, and strong R&D capabilities, we deliver high-quality products and reliable project support to developers, architects, and distributors worldwide. Our product portfolio spans customized thermal break aluminum entry doors, heavy-duty cast aluminum villa gates, and modern pivot entry systems.

Why Choose Aluminum Entry Doors?

Aluminum has become the premier material for modern architectural entry doors. As a leading aluminum entry door manufacturer, we engineer doors that outperform wood and steel in longevity, structural durability, and energy conservation.

• Thermal Break Technology: Our doors feature high-performance polyamide insulating struts that prevent heat transfer, keeping interiors comfortable and reducing energy bills.
• Unmatched Structural Strength: Resistant to warping, rotting, and corrosion, making them ideal for coastal environments and areas prone to extreme weather.
• Low Maintenance & High Durability: Finished with premium powder coatings or fluorocarbon paints, requiring only basic cleaning to maintain their pristine look for decades.
• Modern Aesthetics: Slim sightlines allow for larger glass inserts and grand pivot designs, seamlessly integrating with contemporary architectural styles.

Whether you require a standard swing door or a large-scale pivot system, our engineering team customizes every detail—from frame dimensions to glass tint and smart lock compatibility.

Patented Security & Global Certifications

Security is at the core of DERCHI entry doors. We hold over 100 national patents, including our exclusive Four-Side Six-Point Lock invention patent, designed to offer unparalleled resistance against forced entry.

Our doors are tested and certified under the most stringent international standards to ensure compliance for commercial and residential projects worldwide:

• Hurricane Impact Certification: Designed to withstand high velocity wind loads and debris impacts.
• North America Standards: NFRC certified and Energy Star compliant for thermal performance.
• European Standards: CE certified, meeting safety, health, and environmental protection requirements.
• Australian Standards: AS2047 certified for structural performance and water penetration resistance.
• Quality Management: Manufactured under ISO 9001 quality management guidelines.

Independent Testing Center

Our in-house experimentation center performs wind pressure tests, water tightness evaluations, and structural integrity analysis on all newly developed window and door designs.

168 Processes & 38 Inspections

From aluminum extrusion slicing to final protective packaging, our QA team conducts 38 distinct inspection checkpoints across 168 manufacturing steps to maintain zero-defect standards.

Robotic Production Precision

Equipped with eight internationally advanced automated production lines, ensuring millimetric accuracy for frame joints, lock prep, and weatherproofing seals.