Leading Aluminum Window Manufacturer

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

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.

22 Years Experience

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

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 ㎡.

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

Other Products

Highlights & Details

window

Highlights of Door & Window Products

sound-absorption (1)

Highlights of Glass Products

settings (3)

Installation

fast-delivery (2)

Packaging and Shipping

About Wintenic

Your Expert Aluminum Window Manufacturer

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.

Learn More About Us

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

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.

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Latest Blog

NEWS

07 06, 2026

Top 10 Aluminum Window Manufacturers in USA (2026)

Choosing the right aluminum window manufacturer is essential for distributors, contractors, architects, developers, and building material importers. The U.S. market demands high-performance aluminum window systems that meet strict energy efficiency standards while delivering durability, aesthetics,

NEWS