Leading Custom Aluminum Doors & Windows Manufacturer
As a top-ranking Chinese exporter in the door and window industry, DERCHI provides global customers with one-stop customized aluminum door and window solutions. With advanced manufacturing facilities and strong R&D capabilities, we deliver high-quality products and reliable project support to clients worldwide.
DERCHI Doors and Windows (Guangdong Dejiyoupin Doors and Windows Co., Ltd.) has been 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 doors and windows for the global market, offering strong innovation capabilities and large-scale production capacity.
In the contemporary architectural landscape, aluminum has emerged as the premier material for building envelopes. Its exceptional strength-to-weight ratio allows architects to design expansive glass configurations with minimal sightlines, maximizing natural light while maintaining absolute structural integrity. As an industry-leading Aluminum Doors and Windows Manufacturer, DERCHI bridges the gap between sophisticated aesthetics and high-performance engineering.
Empowering Architecture with Massive Industrial Strength
Our manufacturing capabilities form the backbone of our commitment to quality and punctuality. We operate at an scale that guarantees consistency, precision, and efficiency for projects of any size.
180,000 m²
Production Base
1,000,000 m²+
Annual Capacity
30+
R&D Experts
600+
Employees
Smart Production Lines & Facilities
To maintain our position as a pioneering aluminum doors and windows manufacturer, we invest heavily in automation. Our smart facility integrates advanced machinery designed to eliminate human error and achieve micro-millimeter precision.
- Six Glass Production Lines: Fully optimized for double and triple glazing processes.
- Five Intelligent Warehouses: Ensuring automated tracking and streamlined logistics.
- Three German Automated Strip Insertion Machines: Guaranteeing superior thermal break insulation.
Global Standards & Certified Security
We build to protect. Our engineering focuses on weather resistance, thermal performance, and high-level structural integrity. DERCHI holds over 100 national patents, including the exclusive Four-Side Six-Point Lock invention patent designed specifically for enhanced security.
Our products are engineered and tested to comply with strict international building codes across major global markets. This ensures smooth customs clearance, simplified local building approvals, and long-term performance assurance.
North American Standards
NFRC (USA), CSA (Canada) & Energy Star: Certified for thermal performance, air infiltration resistance, and energy-saving capabilities in extreme climates.
European & Oceanian Codes
CE (EU) & AS2047 (Australia): Built to withstand high wind loads and structural stresses, meeting strict European and Australian construction guidelines.
Intelligent Production & Quality Control
Our manufacturing process incorporates advanced technology at every stage. We utilize automated production lines and rigorous testing procedures to ensure that every door and window meets our strict quality standards.
8 Automated Lines
Equipped with eight internationally advanced automated production lines for seamless extrusion and cutting.
168 Processes
Every profile undergoes 168 precise production stages, from multi-angle milling to thermal break crimping.
38 Inspections
A rigorous quality control sequence comprising 38 inspections, covering dimensional accuracy and coating thickness.
Testing Center
An independent window and door performance testing and experimentation center for wind, water, and structural tests.
Featured Aluminum Doors & Windows
Discover our selected range of high-performance aluminum products, engineered for modern architectural aesthetics, energy efficiency, and robust security.
Aluminum Double Glazed Pivot Door | Big Size Glass Front Entry
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Luxury Aluminum Front Entry Doors | Soundproof Villa Security
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Hurricane Rated Aluminum Pivot Door | Commercial Front Entry
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DERCHI NFRC American Aluminum Security Pivot Doors with Smart Lock
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Modern Impact Resistant Aluminum Entrance Doors for House
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DERCHI USA Modern Energy Saving Aluminum Bi-Fold Doors
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DERCHI Hurricane Impact & Soundproof Aluminum Bi-Fold Doors
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Australia AS2047 / NFRC Certified Outdoor Balcony Soundproof Aluminum sliding door
View DetailsInside Our Advanced Manufacturing Facility
Our production floor is designed for high-efficiency throughput, utilizing precision machinery and automated workflows to deliver top-tier architectural products.
Why Aluminum is the Material of Choice for Modern Openings
Understanding the structural and material benefits of architectural-grade aluminum profiles and double-glazed systems.
Thermal Break Technology
Modern aluminum profiles utilize a polyamide thermal break system. This structural insulator separates the exterior aluminum frame from the interior frame, effectively blocking thermal conductivity. As a leading Aluminum Entry Door manufacturer, we ensure our systems significantly reduce heating and cooling loss, helping buildings achieve Energy Star compliance.
Hurricane & Impact Resistance
For coastal and high-wind regions, structural integrity is paramount. Our hurricane-rated pivot and bi-fold doors are engineered with heavy-duty reinforced alloy profiles and multi-point locking systems. Tested against high velocity hurricane zones (HVHZ), they successfully resist extreme wind pressures and debris impacts while maintaining a watertight seal.
Acoustic & Noise Isolation
Urban environments demand quiet interiors. By combining multi-chambered aluminum profiles with double or triple-glazed acoustic glass, our window and door systems achieve high Sound Transmission Class (STC) ratings. The integrated EPDM weatherstripping and German-engineered hardware ensure tight closures that block airborne sound waves.
Comprehensive Technical Guide to Choosing Aluminum Doors & Windows
1. Profile Alloy and Extrusion Quality
The foundation of any high-performance aluminum window or door is the raw alloy. At DERCHI, we exclusively use 6063-T5 or 6063-T6 architectural-grade aluminum. This alloy offers exceptional tensile strength, corrosion resistance, and a smooth surface finish ideal for powder coating or anodizing. The extrusion process is strictly controlled to ensure wall thicknesses meet or exceed international structural standards (typically 2.0mm for windows and up to 3.0mm for heavy-duty pivot doors).
2. Surface Treatment and Finish Durability
To withstand UV exposure, salt spray, and atmospheric pollution, we apply advanced surface coatings. Our options include fluorocarbon (PVDF) coatings, electrostatic powder coatings, and wood-grain sublimation. PVDF coatings are recommended for coastal applications due to their superior resistance to chalking, fading, and chemical degradation, ensuring the frames retain their aesthetic appeal for decades.
3. Glazing and Glass Technology
The glass unit constitutes the largest surface area of any window or door, making it critical for energy efficiency. We offer double and triple insulated glass units (IGUs) filled with argon gas. By utilizing Low-E (low-emissivity) coatings, our glass reflects long-wave infrared heat while letting visible light pass through. For safety and security, we integrate fully tempered glass, laminated glass, or bulletproof glass configurations depending on the project requirements.
4. Hardware and Multi-Point Locking Systems
A window or door is only as good as its moving parts. We partner with top-tier hardware manufacturers to equip our systems with durable hinges, rollers, and handles. Our patented Four-Side Six-Point Lock system provides security by anchoring the door panel to the frame at multiple critical points. This prevents forced entry and improves the overall compression seal against wind and rain.
The Importance of Choosing an OEM/ODM Partner
Custom projects require tailored engineering. As an experienced OEM/ODM manufacturer, DERCHI works closely with architects, developers, and contractors from the initial design phase to final delivery. Our R&D team utilizes advanced CAD and 3D modeling software to design custom profiles, structural mullions, and specialized hardware interfaces. This ensures that every unit fits perfectly, complies with local building codes, and meets the exact design intent of the project.
Frequently Asked Questions (FAQ)
Find quick answers to common questions about our manufacturing capabilities, ordering process, and product performance.
What is the typical lead time for custom orders?
Our standard production lead time is 35 to 45 days after shop drawing approval and deposit receipt. For exceptionally large projects, a phased delivery schedule can be arranged to align with your construction timeline.
Do your products support smart home integration?
Yes, our high-end pivot and entry doors can be equipped with smart lock systems, fingerprint scanners, keypad entry, and motorized operators that integrate with standard smart home automation systems.
How do you ensure safe shipping and logistics?
We use heavy-duty protective packaging, including protective film, corner guards, and fully enclosed plywood crates. This ensures all products arrive at your project site in pristine condition, ready for installation.
Are your products certified for hurricane zones?
Yes, we offer specific product lines that are fully certified for impact resistance and high wind loads, meeting the requirements of North American hurricane zones and coastal building codes.
Can you manufacture doors to custom architectural sizes?
Absolutely. We specialize in oversized pivot doors, expansive bi-fold systems, and custom window configurations. Our engineering team will review your architectural drawings to ensure structural feasibility.
What warranty do you provide on your hardware and finishes?
We offer a comprehensive warranty covering our aluminum profiles, surface finishes, and hardware systems. Standard warranties range from 5 to 10 years depending on the specific finish and hardware options selected.