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About Us
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Who We Are

WEASPE: Pioneering Innovation in Door and Window Systems


Since its establishment in 1983, WEASPE has spent four decades evolving into a top-tier, vertically integrated manufacturer of high-end door and window solutions. Today, our state-of-the-art R&D and manufacturing complex spans 40,000 square meters, housing cutting-edge facilities designed to drive innovation and precision production.


Our team of over 200 dedicated professionals, including more than 50 specialized technicians, enables us to seamlessly manage every aspect of the process—from research and design to production and sales. This full-spectrum operational approach has not only solidified our position as an industry leader but also empowered us to consistently deliver products that exceed market expectations.


For decades, WEASPE has been synonymous with quality and craftsmanship. Our products have earned widespread acclaim, commanding a significant presence in both domestic and international markets, and shaping industry standards through continuous innovation and unwavering commitment to excellence.

Jiangsu Weaspe Energy-Efficient Building Technology Co., Ltd.

Weaspe Door & Window System
Weaspe Door & Window Factory: Production Scale and Manufacturing Processes

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Window Structure Disassembly

Mechanical corner assembly is injected with German WEISS two-component corner bonding adhesive. Zinc alloy die-cast fixed-angle corner plates enhance strength, ensuring a single corner withstands up to 3 tons.

Corner Disassembly
Corner Disassembly
Corner Disassembly

Exploded View of Corner Joint Structure

Complete Window Disassembly
Complete Window Disassembly
Complete Window Disassembly

Exploded View of Window/Door Assembly Structure

Finished Sample Window
Finished Sample Window
Finished Sample Window

Final Window/Door Assembly Effect

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