Visual Engineering & Factory Verification

DERCHI Factory & Engineering Videos

Transparency & Verified Manufacturing

Experience Our 180,000 m² Production Base in Action

At Guangdong Dejiyoupin Doors and Windows Co., Ltd., we welcome overseas developers, architectural engineers, and commercial contractors to inspect every stage of our intelligent manufacturing process. Watch how our precision CNC machining centers, rigorous corner-crimping stations, automated glass curing, and multi-tier quality assurance lines produce world-class architectural systems designed for demanding South American climates.

E-E-A-T Verified Manufacturing Standards

With over 25 years of engineering experience and 18,000+ completed installations across six continents, Guangdong Dejiyoupin Doors and Windows Co., Ltd. builds hurricane-resistant, earthquake-resilient, and thermally broken fenestration systems. Our videos demonstrate verifiable test procedures compliant with CE, NFRC, AS2047, CSA, and ISO 9001 quality guidelines.

Automated CNC Lines

German-imported 5-axis digital cutting centers keeping profile machining tolerance within ±0.1mm.

Four-Side Six-Point Lock

Patented multi-point burglar-proof transmission mechanism providing anti-pry home security.

Thermal & Acoustic Barrier

Technoform polyamide thermal break strips paired with argon-filled Low-E insulated glass.

360° Full-Cycle QC

Strict airtightness, water-tightness, and static air pressure tests executed on every export batch.