Wholesale Partner in High-Quality Windows
2014
Established in
23
years
experience
20
,000
m²
factory area
1
,600
National distributor
Why Choose Deslano
Built for Long-Term Partnerships
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We provide design, production, installation, and after-sales support for each project. -
Meets international safety and environmental standards. Certificates:CE、ISO、NFRC、SCI、SLI. -
We have three modern production bases in Huizhou, Heyuan, and Foshan, China. With a monthly production capacity of nearly several hundred square meters, we can help you deliver projects quickly. -
Offer buyers fully customizable designs in terms of size, style, finish, and special features.
Product Portfolio
Deslano offers a comprehensive product line, including customized solutions for UPVC doors, aluminum alloy casement doors, casement windows, sliding doors, sliding windows, French doors, garage doors, and sunrooms.
Looking for a high-quality, customizable glass door and window manufacturer and supplier?
Explore our comprehensive range of wholesale doors and windows. Whether you are a contractor, architect, or distributor, we offer innovative design, precision manufacturing, and end-to-end project support. As a leading door and window manufacturer, we not only sell products, but also bring your unique ideas to life.
Request a Design Proposal- Aluminum Windows
- Sliding/Folding Doors
- Curtain Wall Systems
- Sunroom
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Electric Lifting Window
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Vertical Lift Window
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Aluminum Alloy Antique Lifting Window
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Bi Fold Windows
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Aluminium Stacker Folding Windows
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Aluminum Sliding Windows
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Sliding Camper Windows
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French Casement Windows
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Folding Sliding Glass Patio Doors
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Bi Fold Barn Doors
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Aluminium Sliding Folding Doors
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Big Folding Glass Doors
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Double Pocket Large Glass Pocket Door
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Panoramic Patio Doors
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Large Aluminium Sliding Doors
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Aluminum Frame Tempered Glass Swing Door
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Glass Curtain Wall System
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Aluminium Curtain High Rise Curtain Wall Systems
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Best Curtain Wall System
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Aluminium Glass Curtain Wall System
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Aluminium Curtain Wall Glazing
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4 Season Sun Room
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Retractable Sunroom Walls
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Sunroom With Retractable Walls
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Sun Room Window
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Sun Room Decorating Ideas
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Sun Room Kit
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Sliding Glass Roof Retractable Roof Sunroom
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Curved Glass Sunroom With Retractable Roof
Manufacturing Capability
Behind every exquisite door and window is a factory built on precision, durability, and certified quality.
China High quality and durable Glass Window & Door Manufacturer
As a leading door and window manufacturer with over a decade of exceptional experience, Deslano is your trusted wholesale partner for doors and windows. Our extensive product range includes a variety of customizable options, such as UPVC doors, aluminum alloy casement doors, casement windows, sliding doors, sliding windows, French doors, garage doors, and sunrooms, all combining practicality and aesthetics.
The company boasts a 20,000-square-meter production base with industry-leading annual capacity. Certified by ISO9001 and CE, we strictly adhere to international quality standards, ensuring consistently superior product quality. Our robust supply chain enables efficient global distribution, on-time delivery, and flexible OEM/ODM customization services (including size, color, material, and hardware) to meet diverse market demands.
Whether you are an architect, homeowner, or developer, Deslano Doors and Windows provides personalized consultation and reliable after-sales support to help you turn your vision into reality. Choose us for high-quality customized solutions that enhance the functionality and aesthetics of your spaces.
Production Process
Inside our factory : precision manufacturing
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Contractors / Construction
(Engineering Solutions)
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Designers / Homeowners
(Aesthetic Solutions)
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Distributors / Buyers
(Wholesale & OEM Solutions)
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Contractors / Construction
We provide comprehensive glass door and window solutions for commercial and residential projects, from project design consultation and technical support to customized production and on-site installation guidance, ensuring that every project is completed on time and to a high standard. Our professional team can provide tailored services to help contractors and builders achieve their construction goals efficiently.
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Designers / Homeowners
We work closely with interior designers and architects to bring innovative design concepts to life. We provide detailed product specifications, CAD/BIM model support, and professional customized glass door and window solutions to help designers create projects that combine aesthetics and functionality.
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Distributors / Buyers
Our flexible OEM/ODM cooperation models, encompassing a comprehensive product line of glass doors and windows, customization options, and market support, help our partners rapidly expand their markets. We have a reliable supply chain and a professional team in China. Become a trusted long-term partner for our distributors.
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John Peterson
Project Manager, Sydney Construction Group
From a Contractor in Australia
"We have been working with Deslanuo for over 3 years. Their aluminum sliding doors and windows are always delivered on time and fully compliant with Australian standards. For large-scale projects, they are a reliable and professional partner we can count on."
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Emily Davis
Procurement Director, Skyline Real Estate
From a Real Estate Developer in the USA
"Excellent quality and customization service. We ordered over 500 sets of casement windows, and the consistency across batches was impressive. The products perfectly matched our design requirements. Highly recommended for commercial real estate projects."
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Omar Khalid
Managing Director, Al Noor Trading
From a Distributor in the Middle East
"They truly understand our market. The products are highly durable in hot climates, and they provided CE and SGS certifications as required. After-sales service was responsive and professional, which made our distribution business much easier."
FAQ
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Q
Are you a trading company or a manufacturer?
A
We are a manufacturer with three modern production bases located in Huizhou, Heyuan, and Foshan, covering over 20,000㎡. Equipped with German-imported equipment and automated production lines, we manage the entire industrial chain from R&D to production, sales, and service. This enables us to ensure stable quality, efficient delivery, and flexible OEM/ODM customization.
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Q
What's your MOQ for OEM/ODM orders?
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Our MOQ usually starts from 5㎡ depending on the product type and customization requirements. For trial orders and project sampling, we can offer flexible solutions to support new partners and international distributors.
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Q
How do I get samples?
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We provide free standard samples upon request. Customized samples can also be arranged, and the sample fee is deductible against bulk orders. Additionally, we have a 6,000㎡ customization showroom in Huizhou displaying hundreds of window and door models for on-site visits.
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Q
What about your delivery time?
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Thanks to our large-scale capacity and strong supply chain, we can ensure 15-day fast delivery for standard orders. For bulk or special customization projects, lead time is typically 25–35 days depending on order size and schedule.
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Q
What certifications do your products have?
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Our products comply with CE, ISO, and SGS international standards. For specific markets, we can also provide certifications such as NFRC, AS/NZS or tailor to local requirements. All products undergo strict in-house quality testing, including wind pressure resistance, water tightness, sound insulation, and thermal performance.
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Q
What are your payment terms?
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We usually accept T/T (30% deposit, 70% before shipment). For long-term strategic partners and large-scale project clients, we are open to L/C and other flexible payment arrangements.
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Q
What are your main products?
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We offer a full range of high-performance system windows and doors, including sliding windows, casement windows, folding windows, sliding doors, hinged doors, folding doors, pocket doors, sunrooms, and curtain wall systems. Each product is designed for energy efficiency, safety, and modern aesthetics, making them ideal for both residential and commercial projects.
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Q
Which markets do you serve?
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Our products are distributed worldwide, with strong presence in Europe, the United States, the Middle East, and Southeast Asia. We have established long-term partnerships with international wholesalers, contractors, and project developers, delivering solutions tailored to diverse climate conditions and architectural requirements.
Business Partners
Partner with US: Become a factory direct distrbutor
Phone Namber
Email Address
Office Location
NIVS Industrial Park, Huanzhen Road, Huicheng District, Huizhou City, Guangdong Province