CE Certified Aluminum Open Window Manufacturer & Exporter

Global Engineering Excellence in High-Performance Fenestration Solutions

Premium Product Portfolio

OUNA Thermal Break Lift Sliding Door

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OUNA Smart Home Integrated Skylight

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OUNA Panoramic French Doors

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OUNA Minimalist Fixed Window

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OUNA Hurricane Impact Casement

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OUNA Philippines Engineering Windows

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OUNA Curtain Wall Facade System

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OUNA Singapore Sliding Windows

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Industry Authority & Technological Roadmap

Founded in 2015, Tianjin Kross Window & Door Technology Co., Ltd. has evolved into a global leader. With 35,000 sqm of manufacturing space, we leverage 11 years of deep industry expertise to drive innovation in aluminum fenestration. Our R&D team of 58 engineers focuses on thermal break efficiency and hurricane-proof structural integrity, meeting global standards like NFRC and CSA.

Global Industry Landscape & Future Trends

The global demand for high-performance aluminum windows is surging, driven by urbanization and the need for energy-efficient "Green Buildings." As an exporter, we observe a paradigm shift towards Smart Home integration—windows that respond to environmental sensors. Our technology roadmap incorporates triple-glazed acoustic barriers and low-E coatings, ensuring that our products not only meet current international standards but anticipate the climate-adaptive building codes of 2030.

Frequently Asked Questions (FAQ)

What makes Kross windows different?

We combine advanced QC with an R&D department of 58 engineers, ensuring every product is CE, NFRC, and CSA certified.

Do you support custom projects?

Yes, we specialize in tailor-made thermal break profiles and specific hardware solutions for commercial and residential projects.

What is your export capacity?

We maintain an annual export revenue of $31 million, supported by a 850-partner supply chain network.

Remaining Product Solutions