We specialize in producing and customizing steel material boxes, foldable iron boxes, iron sheet material boxes, steel plate boxes, machine tool parts racks and logistics material boxes, serving auto parts, manufacturing & processing, warehousing & logistics and other scenarios.

Nanjing Tongnuo Warehouse Equipment Manufacturing Co., Ltd. is a professional manufacturer developing, manufacturing, selling and servicing warehouse cages, steel material boxes, racks, logistics containers and workstation equipment. Drawing on years of industry experience, we provide warehousing & logistics system solutions tailored to the varied requirements of the market and our customers.
For production, processing, circulation, warehousing, transport, loading/unloading and distribution links, we provide practical, efficient, safe and varied steel material box products, metal turnover containers and workstation equipment, well recognized by our customers.
Learn More About UsSteel material boxes, foldable boxes, iron sheet material boxes and more; specifications and load capacity can all be customized on demand. Click a card for full product details and specs.
Stackable and forklift-friendly, ideal for material turnover and storage in manufacturing, product warehouses and logistics centers.
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Foldable side panels save space when empty, ideal for return transport and warehouse turnover; stackable and forklift-friendly.
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Corrugated or flat plate structure with rigid body and reliable load capacity, ideal for heavy materials and bulk storage.
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Fixed non-foldable structure with lifting holes and lockable doors, stacks 3 layers with 1-ton per-box load, ideal for fixed-spec material turnover in workshops and warehouses.
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Welded from iron sheet, solid structure, ideal for turnover and storage of parts and semi-finished goods in workshops and warehouses.
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For turnover and storage of machined parts, tools and accessories; open metal mesh structure, forklift-friendly, suited to workshops and machining delivery.
View Details & SpecsBased on your material dimensions, load requirements, handling method and working environment, we provide end-to-end material box customization solutions.
Describe the warehousing, turnover, transport or workshop scenario, so we can match the box structure, sheet material and specifications.
Define external dimensions, per-box load and order quantity, the basis for material calculation, quotation and production scheduling.
Confirm steel/iron sheet, galvanized or powder-coated, and whether folding, stacking, casters or lifting structure is needed.
Combine delivery destination, lead time and packaging requirements to arrange production scheduling and logistics.
Covering the full chain of production, customization, craftsmanship and OEM services.
Raw materials and processing are concentrated locally; standard specifications respond faster.
Multi-dimensional customization of size, sheet, frame structure, load, surface treatment and structural form.
Full in-house production covering cutting, bending, welding, galvanizing, powder coating and assembly.
With import/export capability, we accept domestic wholesale, project supporting and export orders.
From requirement confirmation, spec sampling, bulk production to delivery acceptance - a transparent process with clear milestones at every step.
Discuss the use, dimensions, load, quantity, surface treatment and delivery region.
Provide product suggestions, quotation and lead time based on specifications and process.
Produce per the confirmed plan, with key control on cutting, welding, bending, surface treatment and final inspection.
Arrange packaging and delivery, and provide selection and usage advice.



From product selection and application cases to purchasing knowledge - everything about steel material boxes and turnover equipment in one place.
Click a question to see the answer; for more questions, feel free to call or inquire online.