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Aluminum Alloy Door Series
Dongcheng's aluminum alloy door series combines robust structural engineering with refined finishing to deliver door solutions for residential, commercial, and public-access environments. The frames are fabricated from quality aluminum alloy profiles, surface-treated for corrosion resistance and long-term color stability, and paired with a range of panel materials — tempered glass, ecological board, and frosted panels — to suit functional and aesthetic requirements across diverse settings.
Opening mechanisms span sliding, top-track, casement, folding, and floor-spring configurations, each optimized for its intended application with dedicated sealing, anti-impact, and anti-moisture engineering. The lightweight aluminum construction reduces operational effort while maintaining structural rigidity, and every door model integrates multi-point sealing to achieve effective sound attenuation, thermal insulation, and weatherproofing.
From space-saving interior partition doors to high-traffic commercial entrances, the Dongcheng door series is designed to perform reliably in daily use while elevating the character of any interior or exterior space.
About Dongcheng
Located in the High-tech Industrial Park of Wuxing District, Huzhou, Zhejiang, China, Zhejiang Dongcheng Energy Saving Technology Co., Ltd. is a professional manufacturer specializing in aluminum energy-efficient doors and windows, fire-rated doors and windows, curtain wall systems, railings, shading systems, and skylights. Integrating R&D, design, production, installation, and after-sales service, we provide complete solutions for a wide range of building applications.
With advanced production equipment, a well-established management system, and an experienced professional team, we are committed to delivering reliable products and consistent quality. Operating in accordance with the ISO9000 quality management system, we implement standardized control throughout the production process to ensure that our products meet relevant standards and project requirements.
Driven by technology and innovation, we continuously improve our products and services to better serve the market. We also place great importance on safety management, maintaining strict supervision throughout project execution to ensure safe, stable, and reliable delivery.
Guided by the principles of integrity, quality, and service, we are committed to providing cost-effective products and dependable support, and we look forward to building long-term partnerships with customers worldwide.
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+86-137 5720 8001
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[email protected]
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Room 102, Building 7, No. 399 Shushan Road, Hudong Street, Wuxing District, Huzhou City, Zhejiang Province, China
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