aluminum & UPVC windows & doors
aluminum & UPVC windows & doors 2

Revolving Door

Rotatable door structure for entrances/exits that separates inside and outside

Sliding Door

Heat-insulating door for entrances/exits that opens and closes automatically and smoothly

Folding Door

Foldable door body for opening and space separation

Aluminium Window

Window with aluminum frame for ventilation and heat insulation

UPVC Window

Window with a UPVC material frame for lighting and heat insulation

about Klein Intelligent Technology

Who We Are

At Klein Intelligent Technology (Shandong) Co., Ltd. we deliver innovative door and window solutions with a full-service approach.

Our portfolio includes automatic and manual swing doors, revolving doors, sliding doors, aluminum alloy and UPVC windows, folding designs, shutters, and precision hardware.

With patented technologies and proven performance in national and provincial key projects, we are trusted across transportation hubs, healthcare, education, and commercial sectors. One-stop solutions from design to maintenance, ensuring every project is precise, efficient, and reliable.

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More Than

15

Years of
Experience

Factory Space
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Annual Production
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Group Size
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Free Customized Solutions
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WHY CHOOSE US

Klein – From intelligent research and development, flexible production to cloud services, creating a “data-driven, fully visible” modern window solutions provider

BUILD SOLUTION

We quickly generate professional CAD drawings tailored to your specific project parameters, including climate, architectural type, safety standards, functional needs, and aesthetic preferences, helping you plan with clarity and precision.

FACTORY HIGH- QUALITY PRODUCTION

The 40,000 square meter automated production base is equipped with advanced Swiss ABB robotic arms and German Leitz cutting lines, supporting large-scale manufacturing with+0.3mm profile accuracy and outstanding efficiency.

FAST DELIVERY

Our intelligent scheduling system automatically allocates over 200 standardized container slots across weekly sailings, efficiently and reliably covering major international ports in Asia, Europe, America, and other key global logistics hubs.

REMOTE INSTALLATION GUIDANCE

We.provide 24/7 technical support and rapid emergency response services.along with comprehensive step-by-step video.installation guidance to assist your on-site team during setup,ensuring efficient and highly accurate implementation.

SUCCESS PROJECT CASE

Jakarta Central Business District

Successfully delivered
12,000 square meters of building envelope curtain walls and high-end opening windows for this project. Their exemplary performance in watertightness and wind pressure resistance has made it a benchmark for local green buildings.

Dubai Hills Luxury Villa Complex - UAE

Delivered a turnkey package of 1,200 high-performance aluminum units and 30 custom folding doors for 108 villas. Their superior durability and design were a cornerstone of the project’s luxury positioning.

Gem Sky World, Vietnam

Delivered a turnkey package of 42,000 sqm of fenestration systems and railings for 3,200 apartments. Our solution balanced exceptional value with on-schedule delivery, fulfilling the critical demands of Vietnam’s rapidly expanding real estate market.

Megacity Complex, Dhaka

Supplied 65,000 sqm of integrated building envelope systems—from podium curtain walls to hotel and residential units—for this large-scale mixed-use development. Demonstrated expertise in seamlessly integrating complex systems to meet multifaceted operational needs.

Abu Dhabi Marine Eco-Tech Park

Delivered 1.8 km of corrosion-resistant curtain wall with 6,500 PV glass panels and 3,200 hidden ventilators. The system passed rigorous salt spray testing and carries a 25-year warranty for harsh marine environments.

Bumrungrad Hospital, Bangkok

Customized 320 sets of silent sliding door systems (sound insulation Rw≥48dB) and 650 electric privacy glass windows for the VIP ward area. Utilizing medical-grade silicone seals and concealed tracks, the solution ensures both sterile environments and privacy protection.

one stop service

Exclusive customization

  • 1

    Professional consultation and scheme design

  • 2

    Customized production service

  • 3

    logistics service
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  • 4

    Installation guidance service

  • 5

    After-sales service

  • 6

    Value-added and special services

News

NEWS

2025 Smart Door & Window Solutions: Built for Safety and Energy Efficiency

05.08.2025 No Comments
As home security demands evolve, 2025 marks a breakthrough year for smart door and window technology. The new generation integrates AI-powered anomaly detection—including break-in sensors ...
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NEWS

Ultra-Slim Frame Systems: Expanding Views, Enhancing Space

05.08.2025 No Comments
Discover the architecture secret to light and openness—ultra-slim framed doors and windows. 15% larger visible glass area – Maximizes natural daylight and visual comfort2× structural strength – ...
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NEWS

Aerospace-Grade Alloy Doors & Windows: Military Innovation for Modern Living

01.08.2025 1 Comment
Introducing a revolution in architectural materials: aerospace-grade aluminum-lithium alloy systems. These windows and doors offer: 40% weight reduction for easier installation and larger formats 480MPa tensile ...
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Premium Addons
NEWS
2025 Smart Door & Window Solutions: Built for Safety and Energy Efficiency
05.08.2025 No Comments
Read More →
NEWS
Ultra-Slim Frame Systems: Expanding Views, Enhancing Space
05.08.2025
Read More →
NEWS
Aerospace-Grade Alloy Doors & Windows: Military Innovation for Modern Living
01.08.2025
Read More →
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Copyright © 2025 KLEIN Intelligent Technology (Shandong) Co., Ltd.

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