Check our main steel products

Galvanized Coils (Sheets/Strips)

Galvanized Coils (Sheets/Strips)

Galvanized iron or GI, SGCC, DX51D,SPCC, hot dipped galvanized Zinc coating 20G-375G, Zero spangles,regular spangles and big spangles

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Glavalume Coils

Glavalume Coils

Aluzinc coils with aluminum 55%, zinc 43.5% and silicon 1.5%, also called aluzink and zincalume, more corrosion-resistant with great durability and weather resistance

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PPGI

PPGI/PPGL Coils

Prepainted galvanized or galvalume steel coils, color coated based on galvanized or galvamume steel. In addition to corrosion resistance, its biggest feature is its beauty, which can be made in different colors and designs.

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Corrugated Roofing sheets

Corrugated Roofing sheets

Roof tiles, downstream products of galvanized (galvaume) and color-coated galvanizing (galvalume).Widely used in houses, warehouses, factories or construction enclosures, etc.

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Hot Rolled Coils

Hot Rolled Coils

ASTM A36, most popular hot-rolled steel grade, equivalent to S235JR, ST37 and Q235B. Other most used grade: SPHC, Q195, Q355, SAE1006,etc.

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Cold Rolled Coils

Cold Rolled Coils

General specifications: thickness 0.15-3mm, width 550-1530mm. Widely used in automotive manufacturing, electrical products, rolling stock, aviation, precision instruments, and food cans. Mose used grades: DC01, DC02, DC03, DC04, and SPCC.

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Aluminum Coils

Aluminum Coils

Non-corrosive, easily machined and cast, lightweight yet durable, non-magnetic and non-sparking,good thermal and electrical conductor, soft. Most commonly used grades: 1050, 1060, 1100, 2024, 3003, 5052, 6061, 7075, etc.

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Tinplate Coils

Tinplate Coils

Tinplate is a thin steel sheet coated by tin with excellent properties in corrosion resistance, solderability, and weldability. Used for making all types of containers such as food cans, beverage cans, 18-liter cans, and artistic cans.

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China Metal Supply & Sourcing Solutions

WANDON is a China-based metal supplier with deep roots in the steel industry and particular strength in structural steel sections.

Built on years of hands-on experience in steel and manufacturing, we supply H-beams, I-beams, angles, channels and other steel sections, together with steel pipes and tubes, hot-rolled and cold-rolled coils, aluminum coils and stainless steel to customers worldwide.

Our role goes beyond material supply. By connecting reliable mills, processors and manufacturing resources across China, we help customers manage sourcing, processing, quality control and shipment coordination through one dependable supply chain.

We also provide independent supplier verification, factory inspection and product inspection services for buyers sourcing from China — helping reduce risk and improve transparency throughout the purchasing process.

From Material Supply to Sourcing & Quality Control — One Reliable Partner in China.

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WHY CHOOSE WANDON

FAQ

Finding a reliable supplier requires more than comparing prices online. You should verify the company’s business background, manufacturing capability, quality control system, export experience, and actual production facilities.

As a China-based metal supply and manufacturing company, WANDON can help you identify suppliers, verify factories, inspect products, and manage sourcing risks before you make a purchasing decision.

A website or online profile alone is not enough to prove manufacturing capability.

We recommend checking the supplier’s business registration, factory location, production equipment, raw material inventory, production processes, quality-control procedures, and actual production records.

If necessary, we can visit the factory on your behalf and provide an independent factory verification report with photos and videos.

Start by verifying the supplier before making payment. Be particularly careful with prices significantly below the market level, unexplained changes in bank accounts, unclear specifications, and suppliers unwilling to provide factory or production information.

For metal products, the contract should clearly specify grade, dimensions, thickness, tolerance, coating, weight, quantity, standards and inspection requirements.

WANDON can assist with supplier verification, contract specification review, production monitoring, inspection and loading supervision.

Yes.

Our sourcing service is not limited to products manufactured by WANDON.

If you need steel, stainless steel, aluminum, profiles or other metal products from China, we can help you identify suitable manufacturers, compare suppliers, verify factories, inspect products and coordinate shipments.

Our goal is to become your local sourcing partner in China, not simply another supplier.

WANDON provides sourcing and supply solutions for a broad range of metal materials, including structural steel, H-beams, steel sections, steel plates, coils, galvanized and coated steel, stainless steel, aluminum and other industrial metal products.

For products outside our direct manufacturing or supply range, our sourcing team can help identify suitable manufacturers within our China supply network.

Yes.

You can appoint WANDON to conduct factory verification or product inspection even if the goods are purchased from another Chinese supplier.

Depending on the project, our services can include:

Factory Audit · Pre-production Verification · During-production Inspection · Pre-shipment Inspection · Loading Supervision

This gives overseas buyers an additional layer of control without having to travel to China themselves.

The inspection requirements depend on the product and applicable standard.

Typical checks may include dimensions, thickness, weight, surface condition, coating, quantity, packaging, markings and material documentation.

For projects requiring additional verification, third-party laboratory testing or inspection can also be arranged according to the buyer’s requirements.

The lowest quotation does not always mean the lowest purchasing cost.

Incorrect specifications, insufficient thickness, wrong material grades, coating shortages, poor fabrication, short shipment or delivery problems can cost far more than the initial price difference.

We focus on the right material, the right specification, reliable quality and transparent sourcing, helping customers reduce the total risk and cost of purchasing from China.

You don’t need to change your existing supplier.

We can act as your independent local representative in China, helping you verify the factory, inspect production, check finished goods and supervise container loading before shipment.

This is especially useful when you cannot visit China personally.

The more complete your specifications are, the more accurate our quotation will be.

For most metal products, please provide:

Product / Material Grade / Standard / Dimensions / Thickness / Surface or Coating / Quantity / Destination Port

Drawings, technical specifications or reference photos are also welcome for customized products.

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