✓ CE & ISO Certified Factory

China Industrial Door Factory — Custom Manufacturing for Global B2B Buyers

Your trusted partner for sectional overhead doors, high speed roll-up doors, roller shutters, and industrial guardrails. Factory-direct pricing, custom non-standard sizes, worldwide shipping.

Our Product Range

Four core product lines covering every industrial door need — from warehouses to cold storage, from factories to logistics centers.

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Why Choose LongMen

We are not just a manufacturer — we are your long-term industrial door supply partner.

Factory-Direct Price

No middlemen, no markups. Get competitive pricing directly from our 5,000 m² production facility in China.

Custom Non-Standard Sizes

Every project is unique. We manufacture doors to your exact specifications — any size, any configuration.

CE & ISO Certified

All products meet international standards. CE, ISO 9001 certified. UL certification available for US market.

Global Shipping

Experienced in export logistics. We handle FCL/LCL shipping to 30+ countries with full customs documentation support.

15+
Years of Manufacturing
30+
Countries Exported
3,000+
Projects Delivered
5,000 m²
Production Facility

Featured Projects

Real projects delivered worldwide. See how our industrial doors perform in different environments.

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United States

Distribution Center — Texas, USA

42 sectional overhead doors installed for a 200,000 sq ft logistics center. UL certified, wind-load rated for hurricane zones.

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Middle East

Dubai Logistics Center — UAE

28 high-speed doors + 16 sectional doors for temperature-controlled warehouse. Sand-resistant seals, SASO certified.

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Target Markets

We serve three core regions with localized solutions tailored to each market's requirements.

🇺🇸 United States

UL certified products, ANSI/DASMA compliant, fast lead times, dedicated North America logistics support.

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🇪🇸 Middle East

High-temperature resistant, anti-corrosion finish, SASO certified, Middle East logistics expertise.

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🇮🇩 Southeast Asia

Cost-effective solutions, small batch orders welcome, fast shipping from nearby ports.

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Ready to Start Your Project?

Tell us about your requirements and get a custom quote within 24 hours.

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