Premium Aluminum Profiles for Modern Architecture
Shandong Loonglu Aluminum Co., Ltd. – A trusted manufacturer since 2004, delivering high-quality architectural and industrial aluminum solutions across China and beyond.
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Shandong Loonglu Aluminum Co., Ltd. – A trusted manufacturer since 2004, delivering high-quality architectural and industrial aluminum solutions across China and beyond.
Founded in 2004 in Linyi, China – the renowned aluminum hub – we’ve grown into a fully integrated designer and manufacturer of premium aluminum profiles.
With over 150,000 square meters of manufacturing space and fixed assets exceeding 300 million RMB, Loonglu Aluminum has established itself as a leader in the aluminum profile industry.
Our annual production capacity reaches 70,000 tons, supported by more than 1,100 employees, including 32 senior technicians, 88 mid-level technicians, and a skilled workforce making up 70% of our team.
We offer a wide range of surface finishing options to meet diverse architectural and industrial requirements.
Natural aluminum surface ideal for industrial applications and further processing.
Durable, weather-resistant finish available in RAL, Pantone, and custom colors.
High-gloss, corrosion-resistant finish with excellent adhesion and longevity.
Realistic wood appearance with the durability of aluminum – perfect for residential projects.
Hard, wear-resistant oxide layer that enhances corrosion resistance and aesthetics.
From architectural systems to industrial applications, we provide comprehensive aluminum profile solutions.
High-performance profiles designed for durability, thermal efficiency, and sleek aesthetics in residential and commercial buildings.
Energy-efficient profiles with polyamide strips to minimize heat transfer, ideal for climate-controlled environments.
Structural support systems for large glass facades, offering strength, wind resistance, and modern design flexibility.
Precision-engineered aluminum components for kitchen cabinets, countertops, and modular furniture systems.
Robust aluminum extrusions for machinery, automation, transportation, and structural applications.
Outward-opening window systems with excellent ventilation, security, and weather protection.
Space-saving sliding window and door systems with smooth glide mechanisms and modern aesthetics.
Complete facade systems including mullions, transoms, and pressure plates for commercial high-rises.
At Loonglu Aluminum, quality is not an afterthought – it's built into every stage of production.
Each batch of aluminum ingots is rigorously tested for purity and composition.
Real-time sensors track temperature, pressure, and dimensions during extrusion.
CNC-controlled cutting ensures tolerances within ±0.1mm.
Every profile undergoes visual, mechanical, and finish quality checks.
Our standard MOQ is 500 kg per profile type, but we can accommodate smaller trial orders upon request.
Yes, we have an in-house R&D team that can design and manufacture custom dies based on your specifications.
We comply with ISO 9001 quality management standards and our products meet GB, EN, and ASTM specifications.
Standard orders take 15–20 days after confirmation. Custom profiles may require additional time for tooling.
Yes, we offer free samples (up to 1 meter per profile) with freight collect. Contact us to request samples.
Ready to start your next project? Contact Loonglu Aluminum today for quotes, samples, and technical support.
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