Global Leader in Premium Door & Window Manufacturing
Guangdong Derki Doors & Windows Technology Co., Ltd. is a vertically integrated enterprise specializing in technical R&D, precision manufacturing, and international trade of high-end entry door systems. Recognized for engineering integrity and large-scale manufacturing output, we serve commercial, residential, and industrial projects in over 100 countries.
The Strategic Advantage for International Buyers
As a recognized industry benchmark certified by top authorities, Guangdong Derki Doors & Windows Technology Co., Ltd. delivers unmatched capacity, technical innovation, and global compliance for foreign importers, developers, and architects.
Massive Capacity Guarantee
With an expansive 180,000 m² manufacturing hub and automated assembly lines, we ensure zero delivery delays and scalable volume fulfillment for multi-villa and high-rise commercial developments.
Innovation-Driven R&D
Backed by over 30 proprietary patents and 30 senior engineering specialists, our design bureau continually develops thermal-break systems, acoustic barriers, and high-security structural profiles.
Global Standard Recognition
Our products comply with international building codes, holding CE, ISO 9001, AS2047 (N6 cyclone rating), and UL fire-rated certifications for seamless local inspection sign-offs.
100% Architectural Customization
We convert complex architectural drawings into ready-to-build shop CAD plans. Custom sizes, bespoke finishes, glazing specs, and specialized hardware setups are fully catered for.
End-to-End Quality Assurance
Every door undergoes 168 controlled fabrication processes and 38 mandatory quality checkpoints, guaranteeing flawless surface finish, smooth thermal movement, and structural integrity.
Trusted Worldwide Network
Having successfully executed over 100,000 project deliveries across North America, Europe, Australia, and the Middle East, our technical teams offer reliable 24/7 overseas project support.
State-of-the-Art Automated Production & Testing Center
Guangdong Derki Doors & Windows Technology Co., Ltd. invests heavily in German precision machinery and automated digital management systems to produce entrance doors that exceed international performance expectations.
Testing & Experimentation Center
Independent in-house laboratory for wind-pressure, water-tightness, air-infiltration, and forced-entry durability testing.
Rigorous QC Inspection
168 precision manufacturing steps backed by 38 strict quality checkpoints before protective export packaging.
8 Automated Lines
8 internationally advanced CNC manufacturing lines handling heavy aluminum alloy extrusion, cast modeling, and surface finishing.
German Insulation Insertion
Three fully automated German thermal strip insertion machines ensuring millimeter-accurate structural insulated fit.
Empowered by 600+ Skilled Specialists & Engineers
At Guangdong Derki Doors & Windows Technology Co., Ltd., our strength lies in our highly skilled workforce. From technical R&D architects and CAD drafters to CNC operators and overseas project coordinators, our 600+ team members collaborate across every stage of development.
We maintain an engineering mindset focused on structural safety, energy efficiency, and long-term durability. Whether you require custom oversized pivot doors or bullet-resistant security entryways, our engineering iron army guarantees precision fabrication aligned with your local building codes.
Partner with a Verified Chinese Entry Door Factory
Serving over 100 countries with more than 100,000 successful architectural projects. Contact our sales engineering department today for free CAD shop drawings, technical submittals, and competitive factory-direct pricing.
Get a Quote