Premium Metal Materials & Prefab Solutions for Global Builders
Steel, aluminum, doors & windows, prefab houses, and PV mounting systems — all from one certified factory. Custom specs, fast lead time, shipped worldwide.
Get Your Quote in 24 Hours
Tell us what you need — we’ll reply within 1 business day.
One-Stop Metal & Building Material Supply
Five core product lines covering everything from raw materials to finished prefab solutions.

Steel & Metal Materials
Galvanized steel, stainless steel, carbon steel coils, sheets, bars & pipes
View Products →
Aluminum Profiles
Extruded aluminum profiles, bars, tubes, plates for construction & industry
View Products →
Doors & Windows
Aluminum alloy doors/windows, steel doors, thermal break systems
View Products →
Prefabricated Houses
Container houses, modular homes, steel structure buildings, quick assembly
View Products →
PV Mounting Systems
Solar panel brackets, roof/ground mounting, aluminum & steel structures
View Products →Trusted by Builders in 120+ Countries
We’re not a trading company — we’re the factory. That means better prices, faster delivery, and full quality control.
Real Manufacturer
50,000㎡ factory, 200+ workers, in-house production from raw material to finished product.
Full Customization
OEM/ODM service. Send us your drawings or specs — we produce to your exact requirements.
Quality Guaranteed
ISO 9001, CE, SGS certified. Every batch goes through 3-stage QC inspection.
Global Logistics
Door-to-door shipping to 120+ countries. We handle export, customs, and delivery.
What Our Buyers Say
Real feedback from global partners who trust Ruhai Material for their projects.
“The galvanized steel coils arrived exactly as specified. Quality is excellent and the price beat our previous supplier by 12%. Will reorder.”
“Ordered 40 container houses for a mining camp project. Fast delivery, solid build quality, and the team was responsive throughout. Highly recommend.”
“We needed custom aluminum profiles for our window systems. Ruhai delivered exactly to our drawings with zero defects across 3 orders. Great partner.”
“Their PV mounting systems are top-notch — easy to install, durable, and well-priced. We've used them on 5 solar farms so far. Reliable supplier.”
Ready to Start Your Project?
Get a free, no-obligation quote within 24 hours. Our engineers are standing by.
📩 Get Your Free Quote →Most Inquired Products
Top-rated products selected from thousands of buyer inquiries this quarter.

Galvanized Steel Tube
High-strength steel tubes for construction, scaffolding, and structural frameworks.

Modular Container House
Pre-assembled, ready to use. Insulated walls, steel frame. Ideal for site offices and camps.

Solar PV Mounting System
Compatible with all major panel brands. High wind/snow load resistance. 25-year warranty.
Real Projects, Real Results
Industrial buildings and parks delivered with our materials and prefab solutions.

Beijing High-Performance Lithium Battery Project

Dongying Digital Intelligence Industrial Park Phase I

Yangshan Green Low-Carbon Industrial Park Phase III
A direct manufacturer of metal materials, aluminum profiles, doors & windows, prefab houses, and PV mounting systems. Serving 120+ countries since 2010.
