
DERCHI Large-Scale Facility Crafted for Exceptional Aluminum Windows and Doors
From our 70,000㎡ production base to our certified engineering capabilities, DERCHI ensures reliable manufacturing, stable lead times, and premium aluminum windows and doors for clients in 30+ countries.


Factory Overview

DERCHI operates one of the most advanced manufacturing facilities in the aluminum windows and doors industry. Our integrated production environment combines intelligent manufacturing, modern workshop layouts, and strict quality control to ensure consistent performance, reliable craftsmanship, and long-term durability for residential, commercial, and large-scale projects worldwide.
Intelligent Manufacturing
DERCHI integrates advanced automation, smart logistics, and precision assembly to ensure consistent quality and reliable delivery. Our manufacturing system combines full-process digital control with industry-leading equipment for efficient, accurate, and stable production.
Key Highlights
8 fully automated production lines
6 dedicated glass processing lines
5 intelligent high-density storage systems
German-engineered automatic thermal-break insertion equipment
Smart traceability and workflow management
Full-process digitalized production control

Production Process-Every Step Matters
DERCHI follows a rigorous, standardized production process designed for precision, consistency, and durability. Each window and door is crafted through highly controlled stages—from material preparation to final inspection—ensuring every product meets strict quality expectations and long-term performance requirements.
Profile Preparation
Cutting
Thermal Break Insertion
Frame Assembly
Hardware Installation
Glass Processing
Inspection
Packaging
Shipment

DERCHI Three-pillar System
DERCHI ensures exceptional performance through rigorous testing, patented technologies, and globally recognized certifications. This three-pillar system strengthens product reliability, safety, and international project compatibility.
Independent Testing Center
Our in-house testing center features professional instruments for full-window performance evaluation, covering air and water tightness, wind resistance, corrosion, durability, and structural strength.
Patents & Innovation
DERCHI leads product innovation with 100+ patents, including the exclusive Four-Side Six-Point Lock and adaptive glass technologies, ensuring enhanced security, comfort, and long-term reliability.
Global Certifications
Our aluminum windows and doors meet leading international standards—CE, NFRC, CSA, AS2047, Energy Star, ISO9001, and Hurricane Impact—ensuring compliance for residential, commercial, and engineering projects worldwide.
Global Market & Delivery
DERCHI supplies aluminum windows and doors to markets across six continents, supporting residential, commercial, and engineering projects with reliable manufacturing and stable lead times. With established distribution networks in key regions—including North America, Australia, Europe, the Middle East, and Southeast Asia—we ensure smooth logistics, localized service, and consistent quality for international clients. Our products are featured in hotels, luxury villas, and large-scale real estate developments worldwide.

Factory Tour Video
Experience a closer look at DERCHI’s modern manufacturing environment through our factory tour video. From automated production lines and precision testing to clean workshops, finished product displays, and real-time loading operations, the video reveals the efficiency, scale, and craftsmanship behind every aluminum window and door we produce.
Factory FAQ
1. Where is the DERCHI factory located?
Our main manufacturing base and smart industrial park are located in Guangdong, China, with convenient access to major ports and transportation hubs for efficient global shipping.
2. Can international clients visit the factory?
Yes. We welcome overseas distributors, project partners, and buyers to schedule a visit. Factory tours can include production workshops, testing labs, R&D areas, and showrooms.
3. Do you support third-party factory audits?
Absolutely. DERCHI accommodates third-party inspections, certification audits, and quality assessments requested by international clients or engineering contractors.
4. How long does it take to arrange production after order confirmation?
Production scheduling typically begins immediately after final technical drawings are approved. Lead time varies by project scale and customization level, but we maintain stable planning and transparent updates throughout the process.
5. How does DERCHI ensure safe and damage-free delivery for overseas shipments?
Products are packed with reinforced protective materials, labeled for traceability, and loaded using controlled procedures. We work closely with professional logistics partners to ensure safe delivery by sea, land, or air.