Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

Can be made according to your requirements
Loong Door-Window


Professional Door-Window manufacturer, providing reliable solutions in one stop

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About About Us / Research & Development, Design, Manufacturing, Sales, and Installation

China Loong Door-Window Co., Ltd. Loong Door-Window
China Loong Door-Window Co., Ltd., a subsidiary of China Loong Group Limited, is a professional manufacturer and supplier specializing in the research, development, and production of high-quality doors and windows. We are committed to providing durable, aesthetically pleasing, and high-performance door and window solutions for residential, commercial, and industrial buildings worldwide. Our company operates a state-of-the-art manufacturing facility equipped with...
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YEARS OF FOCUS ON DOORS AND WINDOWS
  • 20

    Company establishment

    +
  • 42

    Area(acres)

    +
  • 16000

    Standard factory buildings

  • 20

    Fully automatic CNC production lines

    +

Case Engineering Cases / Strong technical support to provide you with design solutions

Advantages Our Advantages / Meeting customer needs is our company's eternal pursuit

Need help? Contact us anytime!
Online Consultation
  • Independent Research and Development Independent Research and Development
    A high-quality research and development team, complete production equipment; years of production and R&D experience, independently developed products. Features include fast operation, noiseless, dustproof, preventing indoor and outdoor air convection, improving workshop environment and hygiene, and long service life. It can prevent dust, wind, insects, insulation, static electricity, arc light, save energy, and improve work efficiency, significantly improving your work environment.
  • Application scope Application scope
    Used in food, electronics, textiles, printing, packaging, refrigeration environments, automotive assembly, chemicals, pharmaceuticals, machinery, and logistics warehousing. Applied to indoor and outdoor entrances and exits, etc., with unique functional design, specifically serving different types of users. Committed to customer satisfaction, striving to develop the market, and trusted by customers!
  • Production technology Production technology
    Complete production equipment and process technology, high automation, and high product technological content. We continuously listen to customer feedback to improve products, even in the smallest details. To this end, we regularly hold quality discussion meetings with personnel from sales, after-sales, quality control, procurement, manufacturing, and design departments for review and feedback.
  • After sales system After sales system
    Before sales, we design solutions based on customer needs and appropriately match the corresponding products. During sales, professional sales staff follow up on construction progress and coordinate with other trades. A professional after-sales team is here to serve you.
  • Independent Research and Development /01

  • Application Scope /02

  • Production Technology /03

  • After-Sales System /04

Need help? Contact us anytime!
Install our doors and windows to open the door to happiness

Faq Learn more / Answer all kinds of questions of users

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  • What products do you offer?

    We specialize in aluminum alloy doors and windows, thermal break systems, sliding doors, glass doors, and sunrooms for residential and commercial use.

  • Do you provide OEM services?

    Yes, we offer OEM and customization services based on client specifications, including size, design, and materials.

  • What materials do you use?

    We use high-quality aluminum alloys, tempered glass, and other durable materials to ensure strength, insulation, and longevity.

Customer Service

To provide you with the most professional assistance.

Copyright © 2026 China Loong Door-Window Co., Ltd. All rights reserved.
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