01 · STEELSteel
Flat and long steel for manufacturing, fabrication and construction.
- Cold-rolled coils (CR)
- Hot-rolled coils (HR)
- Special steel
- Die & tool steel
- Rebar
SHENZHEN→India & other overseas markets
Steel, metals & machinery — exported direct from China to the world.
From CR & HR coils and CRGO / CRNGO electrical steel to copper, aluminum, tool steel, industrial machinery and components — specification-led supply for manufacturers and project buyers.
CNShenzhen · origin
INIndia
+ other overseas markets
Steel coilsCR · HR
Electrical steelCRGO · CRNGO
CopperCu · alloys
AluminumAl · alloys
MachineryEquipment · parts
Direct export from China
Multi-material portfolio
Specification-led RFQs
Technical documentation support
Installation & maintenance services
Product families
One partner for every material on your bill of materials.
Ferrous, electrical and non-ferrous materials alongside machinery and mechanical components — sourced and exported from China.
01 · STEEL
02 · ELECTRICALElectrical Steel
Grain-oriented and non-grain-oriented coils for transformers and motors.
- CRGO / GO
- CRNGO / NGO
- Transformer cores
- Motor laminations
03 · ALUMINUMAluminum
Aluminum materials and high-performance alloys for industrial use.
- Coils & sheets
- Plates & strips
- Alloys
04 · COPPERCopper
Copper and non-ferrous alloy materials for electrical and industrial buyers.
- Coils & strips
- Rods & bars
- Copper alloys
05 · MACHINERYMachinery & Equipment
Metallurgical, general and industrial machinery — with installation services.
- Metallurgical equipment
- Industrial machinery
- Mechanical equipment
06 · COMPONENTSParts & Components
Mechanical parts, metal products and hardware for plants and projects.
- Bearings
- Wire ropes
- Metal structures
- Hardware
Why 1 Quantum
Built for buyers who order by specification.
A Shenzhen-based trading and automation company connecting overseas manufacturers with China's metals and machinery supply.
China → global
One export partner from enquiry to shipment.
We bring steel, electrical steel, non-ferrous metals, machinery and components together under one structured enquiry — so your team deals with one counterpart, not many.
- Direct export from China
- Steel to machinery in one RFQ
- Export documentation support
Multi-material portfolio
Ferrous, electrical and non-ferrous materials plus machinery and parts.
Specification-led supply
Grades, standards, dimensions and tolerances discussed up front.
Technical documentation
Datasheets and supporting documents shared as part of your enquiry.
Installation & maintenance
General equipment installation and mechanical maintenance services.
Electrical steel spotlight
CRGO & CRNGO for the power and motor industry.
Grain-oriented and non-grain-oriented electrical steel coils for transformer and rotating-machine manufacturers — selected by grade, thickness and core-loss requirement.
CRGO · GO
Grain-oriented
Conventional, high-induction and domain-refined types for transformer cores.
CRNGO · NGO
Non-grain-oriented
Uniform magnetic properties for motors, generators and rotating machines.
Typical applications
- Power transformers
- Distribution transformers
- Large motors
- Reactors
- Voltage regulators
- Instrument transformers
Typical application · power transformersReading a GO grade code
B27R090
Maker prefix
Thickness × 100 (mm) → 0.27 mm
G / P / R = conventional / high induction / domain-refined HI
Max core loss × 100, P1.7/50 (W/kg)
| Grade | Type | t (mm) | P1.7/50 (W/kg) | B8 (T) |
|---|---|---|---|---|
| B27G120 | Conventional | 0.27 | ≤ 1.20 | ≥ 1.80 |
| B30P105 | High induction | 0.30 | ≤ 1.05 | ≥ 1.88 |
| B27R090 | Domain-refined | 0.27 | ≤ 0.90 | ≥ 1.87 |
| B23R080 | Domain-refined | 0.23 | ≤ 0.80 | ≥ 1.87 |
Non-ferrous spotlight
Aluminum & copper, ready to specify.
Non-ferrous metals and high-performance alloys supplied alongside your steel requirements.
Aluminum
Lightweight, corrosion-resistant aluminum materials and alloys for manufacturing, electrical and construction applications.
Typical forms Client to confirm
- Coils
- Sheets & plates
- Strips
- Foils
- Bars & profiles
Copper
Copper and copper-alloy materials for conductors, windings, electrical components and industrial parts.
Typical forms Client to confirm
- Coils & strips
- Sheets & plates
- Rods & bars
- Tubes
- Wires
Machinery & components
Send an equipment list
From metallurgical equipment to the last bearing.
Machinery, mechanical parts and hardware sourced alongside your materials — plus installation and maintenance support.
Metallurgical equipment
Specialised equipment for metals processing operations.
Machinery & industrial equipment
General and industrial machinery and mechanical equipment.
Bearings
Bearings and mechanical parts & components for plants and OEMs.
Wire ropes
Wire ropes and related products for lifting and industrial use.
Metal structures & products
Metal structures and fabricated metal products.
Hardware
Hardware products supplied wholesale and retail.
Installation & maintenance services
Beyond supply: support to get equipment running and keep it running.
- General mechanical equipment installation
- Electronic & mechanical equipment maintenance (excl. special equipment)
Industries served
Materials for the industries that build and power economies.
Find the products typically specified for your sector.
Transformers & power
CRGO, CRNGO, copper
Electrical equipment
Electrical steel, copper, aluminum
Automotive
CR & HR coils, tool steel, bearings
Construction & infrastructure
Rebar, structures, wire ropes
Industrial manufacturing
Steel, non-ferrous, components
Energy
Electrical steel, copper, structures
Machinery building
Tool steel, bearings, parts
Metal fabrication
CR / HR coils, aluminum, hardware
Distributors & stockists
Multi-material sourcing for resale
Global trade & export
From Shenzhen to India and beyond.
We export products directly from China to India and other overseas markets — handling the specification, documentation and shipment steps so your procurement team can focus on the order.
Primary market: IndiaOther overseas markets
From China to your destination.
How export works Workflow wording: client to confirm
Start at step 1- 1
Requirement
Share product, grade, quantity and destination.
- 2
Specification review
We confirm standards, dimensions and tolerances.
- 3
Quotation
A structured quote for the agreed specification.
- 4
Order & documentation
Order confirmation and export paperwork prepared.
- 5
Export shipment
Goods shipped from China to your destination.
Technical resources
All resources
Datasheets and references, one click away.
Technical documents to support your specification and approval process. Document titles: client to confirm
PDF
Product catalogue
Overview of steel, non-ferrous, machinery and component families.
PDF
Product datasheets
Grade-level properties and dimensions by product.
XLS
Grade cross-reference
Equivalent electrical steel grades across standards.
PDF
Technical manuals
Manufacturer technical manuals, attributed to their source.
News & insights
All insights
Practical guides for material buyers.
Educational articles on grades, specifications and sourcing. Article topics: client to confirm
Electrical steel · Guide
CRGO vs CRNGO: choosing electrical steel for transformers and motors
How grain orientation affects magnetic performance — and where each type is typically used.
Read article
Steel · Explainer
Cold-rolled or hot-rolled coil? A buyer's comparison
Surface, tolerance and application differences to consider before you request a quote.
Read article
Sourcing · How-to
Writing an RFQ for metals that gets an accurate quotation
The specification details — grade, standard, dimensions, destination — that speed up quoting.
Read article