Trusted Steel Door Manufacturer Since 1987
Professional Door Manufacturer for Global Construction Projects
Entrance Doors| Fire Rated Doors |Steel Security Doors|Project Doors– Factory Direct from China
39 Years Factory | OEM & ODM |Professional solutions| Global engineering door supplier
ISO9001:2015 Certified
1,000,000+ Doors / Year
Export to 30+ Countries
Our Product Lines
4 Core Categories, Full Custom Options
Entrance security, project-scale supply, fire safety compliance, and luxury villa gates — all manufactured in-house with strict quality control.
Entrance Doors
Steel Entrance Doors / Security Doors / Armored Doors / Wooden Entrance Doors
Project Doors
Apartment / Hospital / School / Building Intercom Door
Fire Rated Doors
Steel Fire Doors / Steel-Wood Fire Rated Door
Custom Villa Gates
Custom Cast Aluminum Courtyard Gates / Custom Zinc Alloy Courtyard Gates
About Us
Trusted Door Supplier from China
Shanghai Jinhong Materials Co., Ltd. is the international export division of Henan Great Wall Door Industry Co., Ltd., a professional door manufacturer with over 30 years of experience.We specialize in the global export of high-quality Entrance Doors, fire doors, villa doors, steel-wood doors and customized engineering doors for contractors, importers, distributors and construction projects worldwide.
Backed by our parent factory’s large-scale production, strict quality control and full certification, we provide stable supply, competitive pricing and professional one-stop export services.
Latest from JinHong
Project stories, product guides and industry insights — updated regularly for importers, developers and contractors.
Fire Doors: Why the Gaps Are Regulated
A fire door is a tested doorset, not just a leaf — and its gaps are regulated in millimetres. What BS EN 1634-1, NFPA 80 and five site checks tell you.
Why Powder-Coated Doors Fail at the Coast
Two identical steel doors, one coastal street. Why pre-treatment, powder chemistry and film build — not colour — decide how long the coating survives.
What It Really Costs to Import Steel Doors to Kenya
FOB is not your landed cost. The full breakdown of importing steel doors to Kenya — PVoC, ACD, 25% CET duty, 16% VAT, IDF, RDL and freight.
What to Prepare Before Sending an Inquiry to a Door Manufacturer
What to prepare before inquiring a door manufacturer: 8 essential inquiry items, size conventions, MOQ and Incoterms explained — get a usable quotation on the first try.
Flexible Low MOQ Solution | Custom Small Minimum Order Quantity for Global Buyers
Overview In global B2B manufacturing and cross-border procurement, high rigid MOQ (Minimum Order Quantity) has long been one of the biggest pain points for international importers,
FORM E Certificate Guide: Save 0% Import Duty for Vietnam Buyers
Did you know? With a valid FORM E certificate under the ASEAN-China Free Trade Area (ACFTA), import duties on steel doors into Vietnam can be
Hot Products
Our Best-Selling Steel Doors
Trusted by contractors, developers and importers across 30+ countries. All products support custom size, color, hardware and OEM/ODM. Minimum order quantity is flexible — suitable for both project bulk orders and sample trials.
Why Choose Us
Your Reliable Steel Door Partner
With 39+ years of manufacturing experience and a fully integrated production base, we deliver quality, consistency and professional export service to clients worldwide.
Own Factory · 39+ Years Experience
We operate our own 600-mu production base with 6 branch factories and 1,000+ employees. Full in-house control from raw material to finished product.
Stable Quality Control
ISO9001:2015 quality management system implemented across all production lines. Mandatory fire-product certification ensures compliance for global markets.
Flexible Customization
Custom size, color, surface finish, glass design and hardware configuration available. Support OEM/ODM for both small and large orders.
Export Standard Packing
All products are packed to international sea freight standards. Safe delivery to Southeast Asia, Middle East, Africa and South America.
Professional Export Service
Dedicated export team with fast response, clear communication and full document support. From quotation to delivery, we handle everything smoothly.
Certifications & Quality Standards
Certified Quality You Can Trust
Certified Quality You Can Trust
Ready to Source Steel Doors for Your Next Project?
Tell us your requirements — size, quantity, destination. We’ll get back to you within 24 hours with a tailored quote.