China Top Aluminium Sliding Patio Doors Factories & Supplier

Engineering Excellence | Global Standards | Architectural Innovation

Featured Architectural Solutions

OUNA Commercial Project Soundproof Aluminum Folding Window

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OUNA Customized Office Entrance Doors

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OUNA Waterproof Aluminum Folding Window

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OUNA Modern Aluminum Casement Window

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OUNA NFRC Certified Aluminum Sliding Windows

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OUNA NFRC Thermal Break Swing Windows

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OUNA American Aluminium Folding Doors

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OUNA Commercial Hurricane Impact Windows

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Industry Leadership & Expertise

Tianjin Kross Window & Door Technology Co., Ltd. represents the pinnacle of Chinese manufacturing excellence. Established in 2015, we have evolved into a 35,000 square meter production powerhouse. Our commitment to quality is validated by 11 years of intensive R&D and 8 years of global export experience, currently serving high-end markets in North America, Europe, and Australia with an annual export value exceeding $31 million.

Our competitive edge lies in our 42-person QC team and a dedicated R&D division of 58 engineers, ensuring that every product—from thermal break profiles to triple-glazed acoustic systems—surpasses international safety and energy efficiency standards.

Global Trends in Sliding Patio Doors

The modern architectural landscape is shifting towards seamless indoor-outdoor integration. Aluminum sliding patio doors are at the center of this movement, driven by the demand for:

Technical Excellence & FAQ

Why Aluminum?

Aluminum offers unmatched structural integrity, corrosion resistance, and the ability to handle massive glass panels, making it the superior choice for high-rise commercial and luxury villa projects.

Quality Assurance

We perform rigorous water tightness testing, structural load checks, and air infiltration measurements to ensure compliance with the toughest climate conditions worldwide.

Customization

With 850 supply chain partners, we offer bespoke anodized finishes and complex architectural geometries tailored to unique project requirements.

Comprehensive Product Showcase

OUNA Project Engineering Villa Casement

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OUNA Canada Project Sliding Door

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OUNA Accordion Style Folding Window

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OUNA American Front Entry Security Doors

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OUNA Soundproof French Doors

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OUNA Aluminum Roof Window Skylight

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OUNA Modern Security Front Doors

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OUNA Hurricane Impact Energy Efficient Window

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