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Industrial Cart Manufacturer for OEM Trolley Programs

Doing Metal manufactures custom industrial carts and OEM trolleys for buyers who need repeatable metal handling products rather than a one-off catalogue cart. Choose a platform trolley, heavy duty warehouse trolley, cage trolley, tool trolley, library cart or studio equipment trolley, then define the load, route, storage layout, material, casters, finish, branding and export packing.

Standard custom programs normally start from 50 units. For large-size or heavy-duty trolley projects, quantities from 10 units can be discussed after we review the structure, wheels, finish, packing and approval process.

Product Selection

Start with the Cargo, Route and Storage Problem

A trolley should be selected by its job, not only by its appearance. The five questions below help your purchasing team and our engineering team discuss the same requirement.

Load: static, moving and unevenly distributed weight. Route: aisle width, thresholds, ramps, floor and turning space. Storage: flat deck, shelves, mesh, drawers, dividers or hooks. Environment: indoor, humid, washdown, outdoor, quiet or ESD use. Logistics: assembled, nested, knock-down, labelled or private-label packing.

Buyer Intent Matrix

Match the Search Term to the Right Trolley Page

Different buyers use different words. This matrix helps procurement and engineering teams reach the most relevant detailed page without making every page compete for the same keyword.

Buyer Search IntentBest PageWhat the Page Should Confirm
industrial cart manufacturer / OEM trolley manufacturerTrolley ProductsProduct family, MOQ, manufacturing route, factory capability and RFQ entry.
heavy duty warehouse trolley / warehouse picking cartWarehouse TrolleyAisle width, shelf layout, carton size, route, wheel noise, brake and packing.
heavy duty cage trolley / roll cage warehouse trolleyCage TrolleyMesh opening, door, folding, nesting, brake access, load path and warehouse use.
heavy duty platform trolleyPlatform TrolleyDeck size, reinforcement, caster rating, handle, towing option and finish.
custom tool trolleyTool TrolleyDrawers, tray depth, locks, pegboard, tool load, brake and workshop route.
heavy duty platform truck / heavy flatbed cartHeavy Duty Platform TruckLoad footprint and contact points, frame reinforcement, caster plates, wheel diameter and towing method.
order picking cart / warehouse picking trolleyOrder Picking TrolleyCarton range, shelf pitch, reach height, aisle turning space, holders and brakes.
multi tier shelf trolley / utility service cartMulti-Tier Shelf TrolleyShelf count, load per level, lip height, dividers, nesting or knock-down packing.
mobile workbench trolley / rolling work benchMobile Workbench TrolleyWorking height, top load, drawer rating, locks, panel pitch and total-lock brakes.
stainless steel trolley / washdown cartStainless Steel TrolleyGrade selection, weld finish, drainage, stainless casters and material certificates.
nestable roll cage / roll containerNestable Roll CageNest pitch, empty storage target, door hardware, mesh opening and caster layout.
knock down cart / flat pack trolleyKnock-Down CartBolted joints, fastener count, tooling, carton size and units per container.
tow train cart / tugger cartTow Train CartCoupler interface, tongue strength, tracking, braking and train length.

Six Core Families

Choose a Starting Point for Your RFQ

Every card links to a detailed page with buyer problems, design choices, inspection points and the information needed for quotation.

Galvanized steel platform trolley built to order for industrial loads

Platform Trolley

Flatbed platform trucks for bulky goods, pallets, tooling and factory movement. Start the quote with the real load, the deck footprint, the route and the floor.

Confirm: Deck size, reinforcement, handle, caster rating, brake layout, anti-slip surface and towing option.

View Platform Trolley details
Welded steel transfer cart holding formed sheet metal parts in our factory

Industrial Transfer Cart

Transfer and stock-movement carts designed around the part they carry: shelf, rack, divider or purpose-built fixture, plus aisle width and route distance.

Confirm: Fixture layout, shelf pitch, side guides, turning space, wheel noise, brake and knock-down packing.

View Industrial Transfer Cart details
Double-sided white library book truck standing between library shelves

Library Book Trolley

Book trucks for library furniture brands and education distributors - welded frames, quiet casters, flat or slanted shelves, in your brand finish.

Confirm: Shelf angle, lip height, book load, quiet caster, aluminium or steel shelves, turning space and colour.

View Library Book Trolley details
Two-wheel galvanized steel hand truck with pneumatic tyres

Hand Truck

Two-wheel hand trucks, called sack trucks in the UK, built to your drawing for delivery, warehouse and workshop routes.

Confirm: Frame height, toe plate size, tube wall, pneumatic or solid tyre, bearing, handle shape and finish.

View Hand Truck details
Fleet of custom roll containers built for warehouse and retail logistics

Cage Trolley

Mesh cage trolleys and folding roll containers built to your drawing. Send the mesh size, wire gauge, door and lock requirement and target load.

Confirm: Mesh size, wire diameter, door, lock, fixed or foldable panels, shelf divider, nesting and brakes.

View Cage Trolley details
Batch of lockable tool trolleys with perforated back panels built to order

Tool Trolley

Mobile workshop storage built to your drawing: picker carts with bins, or lockable tool cabinets with drawers, sized around what you actually load.

Confirm: Drawer load, bin layout, tray depth, lock, perforated panel, hooks, handle side and brake casters.

View Tool Trolley details
Heavy duty steel platform truck with welded frame built for industrial loads

Heavy Duty Platform Truck

High-capacity flatbed trucks for dies, moulds, machine assemblies and palletised goods. Engineered from load footprint, route and floor rather than a fixed catalogue size.

Confirm: Load footprint, frame reinforcement, caster plates, wheel diameter, towing interface and finish.

View Heavy Duty Platform Truck details
Batch of mesh-side order picking trolleys ready for inspection

Order Picking Trolley

Picking carts set up around the carton range and pick sequence: shelf pitch, reach height, side containment and caster mix for loaded starts and stops.

Confirm: Carton range, shelf pitch, aisle width, handle projection, scanner or printer holders and brakes.

View Order Picking Trolley details
Batch of three tier shelf trolleys built to order

Multi-Tier Shelf Trolley

Two to four level carts for totes, components, stock and service work, with solid, lipped, perforated or wire shelves specified per level.

Confirm: Shelf count, load per shelf, lip height, dividers, nesting or knock-down packing.

View Multi-Tier Shelf Trolley details
Mobile workbench trolleys with perforated panels and storage built to order

Mobile Workbench Trolley

Rolling benches combining a real working surface with drawer or cabinet storage below and perforated panels above, braked to stay put during work.

Confirm: Working height, top load, drawer rating, locks, panel pitch and total-lock brakes.

View Mobile Workbench Trolley details
Batch of stainless steel trolleys in production for wash-down routes

Stainless Steel Trolley

304 or 316 stainless carts for washdown, food, cold store, laboratory and coastal routes, with stainless hardware specified as a complete set.

Confirm: Grade, sheet thickness, weld finish, drainage details, stainless casters and certificates.

View Stainless Steel Trolley details
Fleet of nestable roll cages built for warehouse and retail logistics

Nestable Roll Cage

Roll cages engineered to nest when empty, with the nest pitch set on the drawing so a return route or back room stops filling up with parked cages.

Confirm: Nest pitch, base depth, panel fold, door hardware, caster position and finish.

View Nestable Roll Cage details
Finished carts stacked and staged for flat-pack export packing

Knock-Down Cart

Carts designed to ship flat and assemble at destination, with joint layout, tooling and assembled stiffness reviewed before quoting.

Confirm: Bolted versus welded joints, fastener count, carton size, units per container and assembly instructions.

View Knock-Down Cart details
Platform truck built with a welded frame for towing duties

Tow Train Cart

Carts pulled in a train behind a tugger or forklift, with hitch interface, tongue strength, tracking and braking engineered together.

Confirm: Coupler type, tow height, tongue section, caster tracking, brake provision and train length.

View Tow Train Cart details

Specification Framework

What Changes Performance, Cost and Shipping

These are not fixed catalogue promises. They are the engineering inputs to confirm before a design is approved.

DecisionOptions to DiscussWhy It Matters
Load and structureTarget load, cargo footprint, frame tube, deck plate, shelves and reinforcementDefines the load path, stiffness, stability and caster plate design.
CastersPU, rubber, nylon, pneumatic; fixed, swivel, brake or special layoutChanges rolling resistance, noise, floor protection, turning and parking safety.
Storage interfaceFlat deck, lips, mesh, drawers, dividers, hooks, locks or padded areasKeeps the actual goods stable, visible and accessible during movement.
Material and finishCarbon steel, stainless steel, aluminum, powder coating, plating or galvanizingMatches strength, weight, corrosion exposure, cleaning and appearance.
Export configurationAssembled, semi-assembled, knock-down, nested, carton, pallet and spare partsControls freight volume, destination labor, damage risk and repeat-order consistency.

Related Buyer Guides

Need Help Choosing Between Trolley Types?

Use the process pages and application pages to understand how the trolley will be fabricated and how the working environment changes the design.

Warehouse and Logistics

Compare platform, picking and cage structures by aisle, carton and route requirement.

Open application guide

Laser Cutting and Bending

See how decks, shelves, brackets and guards are prepared for accurate assembly.

Open process guide

Quality and Repeat Orders

Review the checks that keep wheels, frames, finish, labels and packing consistent.

Open quality guide

RFQ Fit

Best Fit for Mid-Range and Premium Buyers

This site is built for buyers who need a controlled custom trolley program: repeat orders, stable wheel and finish references, private-label packing, supplier approval documents and practical engineering discussion. If you only need a few standard retail carts, a local distributor may be faster. If you need a custom metal trolley supplier for a defined product line, send the working details and we will review the best starting structure.

Do Not See Your Exact Trolley? Send a Drawing or Photo

Send your trolley type, load capacity, size, wheel requirement, quantity, and drawings or reference photos. Our team will review the structure and reply within 24 hours on business days.

Urgent project? Email gao@doingmetal.com or WhatsApp +86 18158549983.