Company Profile & Industry Leadership
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. With advanced manufacturing facilities and strong R&D capabilities, we deliver high-quality products and reliable project support to clients worldwide.
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. Our continuous investment in AI-driven precision engineering and automated manufacturing workflows ensures that every residential entry system we produce matches the highest international standards of security, thermal efficiency, and architectural elegance.
Certifications & Honors
DERCHI holds over 100 national patents, including the exclusive Four-Side Six-Point Lock invention patent for enhanced structural security. This mechanical locking system offers multipoint engagement that resists extreme physical forced entry and severe wind loads.
Our products are rigorously engineered and tested to comply with strict international standards, ensuring seamless import and installation processes for developers, architects, and contractors in major global markets:
Advanced Production & Quality Control
We integrate state-of-the-art European machinery and intelligent automation workflows to achieve unparalleled dimensional accuracy, structural durability, and flawless finishes on every aluminum residential door.
Intelligent Warehouses
Five fully automated smart warehouses managing raw extrusions, hardware components, and finished doors for optimized supply chain tracking.
5 Smart WarehousesGerman Automation
Three German-imported fully automated strip insertion machines designed to guarantee precise thermal break assembly and energy efficiency.
3 German Insertion LinesGlass Production
Six specialized glass processing lines running continuously to produce double-glazed, triple-glazed, and impact-resistant safety glass units.
6 Glass Production Lines
Experimentation Center
An independent window and door performance testing and experimentation center, verifying air tightness, structural load, and water penetration limits.
Explore Factory VR
Production Quality
Our comprehensive zero-defect quality assurance system features 168 rigorous production processes and 38 precise quality inspection checkpoints.
Customization Services
Automated Production Lines
Equipped with eight internationally advanced automated production lines for high-speed precision cutting, milling, and assembly operations.
Download CatalogFeatured Aluminum Residential Doors
Select high-end entrance systems designed for modern residential architecture, combining thermal break profiles, heavy-duty pivot hardware, and smart security integrations.
Custom Hurricane Impact Aluminum Pivot Doors with Smart Lock
Engineered for coastal zones. Built with heavy-duty structural aluminum profiles, multi-point smart locking systems, and impact-resistant laminated safety glass.
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Luxury Aluminum Front Entry Doors | Soundproof Villa Security
A premium entrance door featuring soundproof insulation layers and reinforced structural frames, designed specifically for luxury private villas.
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Double Glazed Glass Pivot Entry Door | Big Size Aluminum Front
Make a bold design statement. This oversized glass pivot door features double-glazed tempered glass and a high-strength aluminum pivot mechanism.
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Bespoke Aluminum Double Entrance Door | Classic European
Combining classic European aesthetics with modern aluminum thermal break technology, creating a grand, energy-saving entry system.
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DERCHI USA Modern Energy Saving Aluminum Bi-Fold Doors
Create a seamless transition between indoor and outdoor spaces. These bi-fold doors are engineered with multi-point seals and energy-saving thermal breaks.
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AS2047 / NFRC Certified Soundproof Double Glazed Sliding Door
Designed for outdoor balconies and patios. Fully certified to Australian and US standards for wind load, water resistance, and acoustic dampening.
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Minimalist Aluminum Pivot Door | Wood Grain Villa Front Entry
The warmth of wood combined with the structural strength and low maintenance of aluminum. Perfect for contemporary architectural configurations.
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Luxury Europe Security Main Gate Design | Aluminum Cast Double Doors
A heavy-duty cast aluminum double entrance gate providing high-level security with sophisticated European classical design patterns.
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Modern Impact Resistant Aluminum Entrance Doors for House
Designed to withstand extreme weather conditions, this entry door uses thick-walled aluminum extrusions and structural glazing for maximum security.
View Product DetailsInside Our Manufacturing Workshops
Take a visual tour through our state-of-the-art fabrication facilities. Our operations prioritize precision cutting, automated corner assembly, and systematic quality assurance.
Why Choose Aluminum for Residential Doors?
Modern architecture demands building envelopes that deliver both high aesthetic value and exceptional structural performance. As a premier aluminum residential door manufacturer, DERCHI utilizes high-tensile 6063-T5 aluminum alloy extrusions. Unlike timber, which is prone to warping, rotting, and moisture absorption, or steel, which can rust in coastal environments, engineered aluminum profiles offer an optimal strength-to-weight ratio.
Our aluminum doors are finished with high-durability powder coatings or anodized treatments, ensuring they remain impervious to UV radiation, salt spray, and physical wear. This makes them ideal for modern architectural concepts that require minimal maintenance while delivering long-term reliability.
Thermal Break Technology & Energy Efficiency
Aluminum is naturally conductive, which is why our engineering team implements advanced polyamide thermal barrier strips. By inserting these low-conductivity strips between the interior and exterior aluminum profiles, we create a thermal break. This system significantly reduces heat transfer, keeping residential interiors warm during winter and cool during summer.
Paired with double- or triple-glazed low-emissivity (Low-E) glass units filled with argon gas, our doors help projects achieve low U-factors and high Solar Heat Gain Coefficient (SHGC) ratings, meeting stringent building energy codes such as Energy Star and NFRC standards in North America.
Patented Protection & Structural Integrity
Security is the cornerstone of residential entrance design. At DERCHI, we have addressed this with our patented Four-Side Six-Point Lock system. Traditional doors lock at a single lateral point, leaving the top and bottom corners vulnerable to forced entry. Our patented technology locks the door panel securely along all four edges at six strategic points, creating an impenetrable barrier.
Furthermore, our structural frames are engineered to withstand extreme wind pressures and impact forces, making them suitable for hurricane-prone regions. From design to fabrication, our doors undergo rigorous cycle testing, structural loading tests, and air infiltration metrics to ensure they deliver top-tier safety.
Custom Architectural Configurations
Every custom residential project has unique requirements. We support architects and designers with a wide range of configurations:
- Oversized Pivot Doors: Supporting panels up to 3 meters high with smooth, heavy-duty pivot hardware.
- Thermal Break Bi-Fold Patio Doors: Creating wide, panoramic openings that connect indoor spaces to gardens or patios.
- Heavy-Duty Sliding Systems: Engineered with lift-and-slide mechanisms for effortless operation of heavy glass panels.
- Custom Finishes: Available in architectural powder coating colors, wood-grain textures, and anodized finishes.
Expert Guidance from a Top Manufacturer
Find answers to common technical queries regarding our manufacturing standards, customization capabilities, and global logistics support.
Q1: What certifications do DERCHI doors possess?
Our products are certified to meet major international building codes, including CE for Europe, NFRC for the United States, AS2047 for Australia, and CSA for Canada. We also offer specialized Hurricane Impact Certifications for high-velocity hurricane zones (HVHZ).
Q2: Can I customize the dimensions and finishes of the doors?
Yes, as a specialized OEM/ODM manufacturer, we offer full customization. You can specify the exact dimensions, profile thicknesses, glass configurations (double/triple glazing, tinted, low-E), hardware brands, smart lock integrations, and surface finishes (powder coating, anodized, or wood-grain).
Q3: How does the patented Four-Side Six-Point Lock improve security?
Unlike standard locks that secure the door panel at a single lateral point, our patented lock engages the frame at six distinct points across all four sides of the door leaf. This prevents the door from being pried open at the corners and increases resistance to high wind pressure during extreme storms.
Q4: What is the typical lead time for international project orders?
Lead times vary depending on the order volume and customization complexity. Typically, production takes 30 to 45 days after design drawing approval and deposit confirmation. Our logistics team handles global shipping coordination and provides comprehensive documentation for customs clearance.