- Wide Product Range: From fire-rated steel doors to armored WPC composite doors and multi-lock entry doors.
- Competitive Pricing: Lower labor and production costs mean better margins for international buyers.
- OEM & Customization Services: Most factories offer tailored design, material, and branding options.
- Efficient Supply Chain: Fast production cycles and mature export capabilities.
Location: Nanning, Guangxi – the hub of hardware manufacturing in China
Core Products: Steel security doors, WPC composite doors, fire-rated doors, anti-theft doors, garage doors, luxury entrance doors
Export Markets: Africa, Middle East, Southeast Asia, South America, Eastern Europe
Certifications: CE, ISO9001, SGS, Intertek
Zonle Doors is a professional security door manufacturer with over 20 years of OEM/ODM export experience. The company offers one-stop B2B door solutions, integrating in-house R&D, CNC manufacturing, robotic welding, and powder coating lines. From entry-level economy doors to customized high-end models, Zonle serves global distributors, developers, and project contractors with a full spectrum of products.
- In-House R&D Center: Develops advanced anti-pry structures and fire-resistant materials.
- AI-Based Configurator: Interactive system for clients to customize size, lock system, finish, and packaging.
- Eco-Friendly Materials: WPC wood-plastic composites, recyclable fillers, formaldehyde-free bonding systems.
- Project Experience: Supplies door solutions for hotels, schools, public housing, and government buildings.
- Global Support: English-speaking engineers, fast quote turnaround, and complete export documentation.
Zonle Doors is not just a manufacturer — it's a strategic partner trusted by international importers and construction firms for quality, consistency, and supply chain efficiency.
2. Wangli Security Doors
A household name in China with extensive experience, known for their armored doors and smart lock integration.
3. Mexin Group
Offers a wide range of anti-theft steel doors and high-end smart door systems for residential use.
4. Simto Group
Specialized in decorative and functional security doors for villas and high-end apartments.
How to Vet a Reliable Security Door Factory in China
- Expertise: R&D capabilities, technical documentation, past project references.
- Authoritativeness: Certifications, fair participation, and third-party audits.
- Trustworthiness: Transparent pricing, clear MOQ, stable export records.
- User Experience: Responsive sales team, fast sample turnaround, after-sales service.
Conclusion
Choosing the right security door manufacturer in China involves balancing quality, reliability, and service. Brands like Zonle Doors lead the way with innovative designs, robust production systems, and real export experience. If you're seeking secure, stylish, and scalable door solutions — China's top manufacturers are ready to deliver.
Visit Zonle Doors Official Site for free catalogs, quote requests, and partner opportunities.