China Custom Large Size Aluminum Window Factory, Manufacturer
Welcome to DERCHI Window And Door, your premier destination for high-quality custom large size aluminum windows. As a leading manufacturer based in China, we specialize in providing innovative and tailored solutions to meet the unique needs of our global clientele. Our commitment to excellence is reflected in our state-of-the-art facilities and a dedicated team of skilled professionals who work diligently to ensure that each product not only meets but exceeds international standards for durability, aesthetics, and performance, At DERCHI, we understand that the right windows can elevate the look and functionality of any space. Our aluminum windows are designed with both elegance and practicality in mind, offering superior thermal insulation, noise reduction, and weather resistance. Whether you are an architect, contractor, or homeowner, we collaborate closely with you to deliver customized solutions that align with your vision. Experience the perfect blend of quality craftsmanship and competitive pricing with DERCHI Window And Door, where your satisfaction is our priority. Join our growing list of satisfied customers around the world and transform your projects with our premium aluminum windows
Why Professionals Prefer Large Size Aluminum Window Factory Exceeds Industry Benchmarks Your Trusted OEM Partner
When it comes to sourcing aluminum windows, professionals are increasingly turning to large-scale manufacturers that not only meet but exceed industry benchmarks. A prime example can be found in factories with substantial production capabilities, such as those boasting an impressive 70,000 square meter facility and a skilled workforce of 600 employees. This level of scale ensures that the factory can meet high demand while maintaining quality standards essential for various applications, from residential to commercial projects. By leveraging more than 100 advanced pieces of equipment, these large manufacturers are able to optimize the production process, resulting in superior quality products and more efficient delivery times. This is particularly advantageous for global procurement professionals who require reliable partners that can handle large orders without compromising on quality. The annual production capacity reaching 300,000 square meters demonstrates not only the facility's capability to cater to substantial orders but also its commitment to providing timely solutions that align with tight project timelines. Choosing a large size aluminum window factory as an OEM partner ensures access to a stable supply chain and the flexibility to adapt to changing market needs. As professionals seek trustworthy partners that deliver excellence consistently, the capacity to surpass industry benchmarks stands as a testament to a factory's dedication to innovation and customer satisfaction.
Why Professionals Prefer Large Size Aluminum Window Factory Exceeds Industry Benchmarks Your Trusted OEM Partner
| Dimension (mm) | Weight (kg) | U-Value (W/m²K) | Design Options | Performance Rating |
|---|---|---|---|---|
| 1200 x 1200 | 30 | 1.2 | Casement, Awning | A+ |
| 1500 x 1500 | 45 | 1.1 | Sliding, Fixed | A++ |
| 1800 x 1200 | 38 | 1.3 | Tilt & Turn, Casement | A+ |
| 2000 x 2000 | 60 | 1.0 | Bi-fold, Sliding | A+++ |
Trending Large Size Aluminum Window Factory Delivers Unmatched Quality Custom Solutions,
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Jason Collins
Quality is excellent. The after-sales support personnel were highly professional and eager to assist.
20 November 2025
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Rebecca King
Impressive quality! The support team was quick to respond and showed great professionalism.
10 December 2025
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Emma Davis
I appreciate the professionalism of the sales staff. They were courteous and made the buying process enjoyable.
26 November 2025
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Matthew Perez
Fantastic quality! It’s rare to find such standards in manufacturing these days.
21 December 2025
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Nora King
Their support staff are true professionals, providing assistance in a timely and effective manner.
20 November 2025
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Sophie Cooper
This product has a premium feel and works flawlessly. Very satisfied with my purchase!
10 November 2025



