Global Manufacturer of Premium High Security Entry Doors
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. Our doors combine robust anti-theft structures, thermal breaks, and elegant architecture to elevate any residential or commercial facade.
Manufacturing Scale & R&D Excellence
Backed by massive production facilities and a dedicated research team, we set industry benchmarks for high-security entry doors.
Our intelligent production facilities are equipped with state-of-the-art European machinery, enabling us to achieve unmatched precision in door fabrication. From heavy-duty aluminum profiles to complex multi-point locking mechanisms, every component is manufactured to strict tolerance standards. Our dedication to R&D ensures that we remain at the forefront of security technology, structural durability, and energy efficiency.
- Large-scale automated processing centers ensuring zero-defect fabrication.
- Continuous material innovation for superior wind pressure and bullet resistance.
- Intelligent manufacturing execution system (MES) tracking every production stage.
Patented Security & Global Certifications
DERCHI holds over 100 national patents, including the exclusive Four-Side Six-Point Lock invention patent for enhanced security. This system provides solid structural anchorage on all sides of the door frame, making forced entry virtually impossible.
Our high security entry doors are engineered to withstand extreme environmental forces and human impact. Our products meet rigorous international standards and have obtained prestigious certifications worldwide, verifying their performance in safety, wind resistance, and energy efficiency:
- Hurricane Certification: Impact-resistant engineering for coastal zones.
- CE Certification: Compliance with European health, safety, and environmental protection standards.
- NFRC (USA) & Energy Star: Verified thermal performance and energy savings.
- AS2047 (Australia) & CSA (Canada): High structural integrity and water penetration resistance.
- ISO 9001: Internationally recognized quality management system.
Advanced Production Facilities & Quality Control
Precision manufacturing processes and strict testing procedures ensure that every entry door delivers peak performance.
Intelligent Production Lines
Equipped with six glass production lines, five intelligent warehouses, and three German fully equipped automated strip insertion machines to ensure structural accuracy and thermal insulation efficiency.
Experimentation Center
An independent window and door performance testing and experimentation center tests our doors for wind load resistance, air tightness, water tightness, and structural cycle life.
Rigorous Quality Checks
Our quality control system encompasses 168 production processes and 38 strict quality inspections, guaranteeing that every door leaving the factory meets flawless standards.
Experimentation Center
Independent performance testing center simulating extreme weather conditions and mechanical stresses.
Production Quality
A meticulous workflow involving 168 processes and 38 precise quality checkpoints.
Automated Assembly
Equipped with 8 internationally advanced automated production lines for high accuracy.
Advanced Engineering
Precision machinery ensuring perfect thermal breaks and structural alignment.
Featured High-Security Entry Doors
Explore our premium collection of highly secure, wind-resistant, and thermally efficient main entrance doors.
Armored Security Entrance Door | Anti-Theft Aluminum Villa Gate
Heavy-duty armored entry door featuring an anti-theft multi-point lock system and durable aluminum surface panels for luxury villas.
View Product Details
Bulletproof Steel Security Door with Luxury Cast Aluminum Surface
Engineered steel core with a high-density cast aluminum surface, providing maximum ballistic protection and elegant aesthetics.
View Product Details
German Cast Aluminum Armour Door | Luxury Royal Security Steel Entrance
Premium German-engineered armor door combining a heavy steel structural frame with intricate cast aluminum panels.
View Product Details
Custom High Security Explosion Proof Door | Luxury Cast Aluminum
Designed for high-risk zones, this explosion-resistant double entry door provides robust structural protection without compromising beauty.
View Product Details
Hurricane Rated Aluminum Pivot Door | Commercial Front Entry
Certified impact-resistant pivot door designed to withstand high wind pressures and debris impact in coastal areas.
View Product Details
Stainless Steel Pivot Villa Door | Anti-Theft Fire-Rated Entry
High-grade 304/316 stainless steel pivot door offering superior fire resistance rating and advanced anti-theft lock hardware.
View Product Details
Luxury Villa Casting Aluminum Armour Door | Exterior Security Front Door
A heavy-duty exterior security front door that features artistic cast aluminum patterns with a multi-layered insulation core.
View Product Details
DERCHI NFRC American Aluminum Security Pivot Doors with Smart Lock
NFRC-certified energy-efficient pivot door integrated with biometric smart lock, fingerprint access, and face recognition technology.
View Product Details
Arched Glass Double Entry Door | Modern Farmhouse Black Security
Classic arched double entry door featuring impact-resistant tempered glass, heavy duty iron grids, and a reinforced steel frame.
View Product DetailsAdvanced Production Workshop & Machining
Take a virtual look inside our automated production base and see the precision manufacturing of high-security doors.
Trusted Partner Worldwide for Aluminum Windows And Doors
There are more than 700 exclusive shops spread out many cities in China. We serve more than 100 countries around the world and have provided quality door and window products and services for 100,000+ projects.
Our global partnerships span across real estate developers, commercial contractors, and luxury residential architects. We assist our clients through every step—from customized structural designs and thermal performance analysis to secure shipping, logistics, and installation guidance.
