Welcome To Wintenic Window & Door!
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Leading Aluminum Window Manufacturer

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—  Window & Door Systems,Manufacturing In China
—  Offers Industry Proven Quality, With State-Of-The-Art
—  Over 20 Years Of Experience
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Welcome To Wintenic

We are a professional supplier of high-end doors, windows, and glass curtain walls in China,with over 20 years of manufacturing experience and more than 200 employees at the our factory.
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22 Years Experience

 
With over two decades of expertise, Wintenic leads in manufacturing and exporting, setting industry standards in quality and innovation.
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Factory Direct Sales

 
We have introduced a complete set of automated production lines for doors and windows, with an annual production capacity of 150,000 ㎡.
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Full Training Support

 
Wintenic ensures your success by offering full support & service during installation, equipping your company with advanced windows and doors.

Explore Wintenic Products

Window Series

Door Series

Glass Series

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bulletproof-glass
anti-slip-glass

Other Products

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Highlights & Details

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About Wintenic

Your Expert Aluminum Window Manufacturer
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Zhangjiagang Wintenic Window and Door Co., Ltd. is a leading enterprise focused on the development, production, and sales of high-end doors, windows, and building glass products. Since its establishment, the company has leveraged advanced German equipment and technology to provide first-class building materials and solutions. Over the past 20 years of steady development, Wintenic has become a benchmark enterprise in the domestic mid-to-high-end door, window, and glass industry, with its products highly praised in both domestic and international markets.

Welcome To Visit Our Factory

Why Wintenic is Trusted by 800+ Global Partners?

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Large Scale Facility

 
We have introduced a complete set of automated production lines for doors and windows, with an annual production capacity of 150,000 ㎡.

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Customized Solutions

 
The best custom window & door manufacturers featuring a streamlined supply chain takes your ideas from conception to reality.

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OEM & ODM

 
Over 20 years old window & door manufacturer.Our comapny provide OEM/ODM services with your LOGO.

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Excellent R&D Team

 
More than 100 skilled workers and R&D engineers will help you grow your window & door business.

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Full Set Of Certification

 
Wintenic’s certified manufacturing processes guarantee quality, meeting global standards with CE and ISO9001:2000 certifications.

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Short Delivery Time

 
We stock large quantities of branded accessories that you can assemble at any time. 7 days for samples, 60 days for bulk orders.

Aluminum Window Cases Show

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   Architectural   
 
Ashfield Woolworths
 
Discover how wintenic products helped create a modern and functional design for the Ashfield Woolworths supermarket.
 
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   Residential   
 
Ashfield Woolworths
 
Discover how wintenic products helped create a modern and functional design for the Ashfield Woolworths supermarket.
 
 
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   Hospitality   
 
Ashfield Woolworths
 
Discover how wintenic products helped create a modern and functional design for the Ashfield Woolworths supermarket.
 
 

Latest Blog

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NEWS
09 22, 2026
Aluminum Window Quality Inspection Checklist Before Shipment

An aluminum window quality inspection before shipment should verify that the finished products match the approved order, operate correctly under the agreed inspection setup and have suitable protection for transport. It should also identify missing evidence or unresolved defects before the goods lea

NEWS
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NEWS
09 22, 2026
How to Compare Aluminum Window Quotes: A Buyer’s Checklist

To compare aluminum window quotes accurately, give suppliers the same window schedule, define the required performance and reconcile everything included in the price. Then compare confirmed offers using the same currency, quantities and delivery scope.For distributors, importers, contractors and dev

NEWS
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NEWS
09 22, 2026
Buying Aluminum Windows in Bulk: MOQ, Mixed Sizes & Order Planning

NEWS
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Precision in Every Pane, 
Excellence in Every Entry.
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