Product Showcase
Oversized Pivot Door Operation & German Hardware
Inspect the concealed self-closing pivot hinge, smooth opening feel, and airtight perimeter seal performance engineered for coastal residences.
Engineering in Motion
Watch DERCHI Precision Manufacturing & Testing
Discover how Guangdong Dejiyoupin Doors and Windows Co., Ltd. manufactures world-class aluminium, cast aluminium, and architectural pivot doors. From raw extrusion CNC milling and surface treatment to rigorous AS 2047 Australian testing and smooth jobsite installation, explore our engineering integrity in real action.
Factory Strength
CNC Profile Machining & Robotic Assembly Lines
A look inside our 180,000 m² Foshan facility displaying micron-level precision cutting, corner crimping, and automated structural bonding.
Luxury Series
Sculpted Cast Aluminium Villa Main Doors
Highlighting 3D sculptural panel textures, fluorocarbon anti-fading coatings, and heavy-duty bullet-resistant core structures for luxury villas.
Quality Verification
AS 2047 & N6 Wind Pressure Chamber Testing
Witnessing simulated extreme cyclone conditions, positive and negative wind pressure cycles, and zero water leakage under simulated storm drives.
Security Systems
High-Security 316 Stainless Multi-Point Locking
Testing anti-pry interlocks, motorized electronic mortises, biometric access handles, and anti-burglary door leaf integrity.
Glass Entrance
Safety Glazed Pivot Systems with Daylight Optimization
Engineered with double/triple tempered low-E safety glass and thermally broken frames to provide high insulation and panoramic sightlines.
Project Case
Modern Residential Entry Door on Australian Gold Coast
Site video showing final flush sill fitting, thermal sealing integration, and smooth daily operation on a high-exposure coastal site.
Finishing Tech
Marine-Grade Fluorocarbon & Woodgrain Finishing
Demonstrating pre-treatment chemical washing, automated electrostatic coating, and extreme UV weatherometer testing protocols.
Commercial Spec
High-Traffic Hotel Lobby & Commercial Pivot Doors
Heavy-duty structural hinges rated for over 500,000 cycles, access control wiring channels, and ADA-compliant threshold designs.
Thermal Performance
Polyamide Thermal Barrier Assembly & Insulation
Detailed analysis of multi-chamber extrusion profiles and high-density polyurethane core infill achieving superior low U-values.
Installation Guide
Sub-Frame Setting & Pivot Axis Leveling Guide
Technical guidance for site carpenters and builders on rough opening preparation, structural anchor fixing, and precise pivot adjustment.
Smart Hardware
Smart Lock Integration: Keypad, RFID & App Control
Overview of fail-safe integrated smart locksets, concealed conduit routing, and home automation compatibility demonstrated on working prototypes.
Quality Control
Pre-Shipment Trial Assembly & Dimensional QC
Every custom entry door is 100% pre-hung and verified for diagonal tolerance, flush alignments, and operating latch effort prior to crating.
Export Packaging
ISPM 15 Compliant Crating & Container Stowing
Protective multi-layer wrapping, reinforced plywood skeleton framing, and desiccants ensuring zero corrosion or shock damage across ocean freight.
Custom Engineering
CAD Shop Drawings & Custom Sizing Workflow
How our engineering specialists take your architectural elevations, match site tolerances, and issue fabrication blueprints for sign-off.
Acoustic Proof
Acoustic Attenuation Testing for Urban Residences
Demonstrating up to 42dB noise reduction using multi-layer insulated cores and dual EPDM perimeter compression gaskets.
Safety Standards
Fire-Rated Performance & Intumescent Seal Reaction
Validating UL and AS compliant fire seals that expand automatically under high temperatures to arrest smoke and flames in commercial applications.
Showroom Tour
Showroom Overview: Full-Scale Display Units
Comprehensive overview of our premier models, modern handle extrusions, tactile finishes, and architectural sidelight combinations.