Custom OEM Medium Duty Storage Manufacturer & Exporters

High-Strength Engineered Steel Shelving & Modular Racking Solutions for Global Supply Chains

35,000 m²
Advanced Production Facility
12+ Years
Deep Industry Experience
25 Engineers
Dedicated R&D Center
45 Inspectors
Multi-Stage QA/QC Team

Featured Engineering Projects & Hardware Solutions

High-durability structural configurations optimized for variable load capacities, severe environmental stress, and high-frequency utility.

Mezzanine Racking System
Mezzanine Racking System for Warehouse Heavy Duty Stainless Steel 4-Layer Corrosion Protected Epoxy Powder Coated Storage
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Boltless Garage Storage Rack
Heavy Duty Metal Storage Racks Steel Adjustable Shelves 5 Layers Boltless Garage Storage Rack 200KG 300KG 500KG Shelves Racks
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Industrial Storage Racks
Industrial Storage Racks Warehouse Racking Shelves Powder Coating Heavy Duty Rack Metal Storage Room Storage Rack
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Medium Duty Industrial Storage Rack
Medium Duty Industrial Storage Rack High Strength Stable Structure Good Quality Steel Factory Cold Storage Anti-rust Storage rac
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Heavy Duty Selective Pallet Rack
High Quality Durable Heavy Duty Steel Selective Pallet Rack Storage Shelves 1000 kg Load Capacity for Garage Storage
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Light Steel Shelves
Warehouse Storage Iron Frame Industrial Steel Storage Room Storage Shelves Light Steel Shelves Corner Slotted Shelves
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YZ Metal Heavy Duty Adjustable
YZ Metal Heavy Duty Adjustable Raw Material Storage Rack Warehouse Storage Racks Shelving Units Factory Made Warehouse
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Long Span Shelving Rack
Weld Widespan Racking System 4 Shelves Warehouse Storage Rack Shelving Long Span Shelving Rack Manufacturers
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The Global Industrial Blueprint of Medium-Duty Storage Systems

In the era of modern high-velocity distribution hubs and omnichannel micro-fulfillment centers, the strategic value of medium-duty racking systems has evolved dramatically. These systems represent the critical operational link between lightweight manual shelving and massive automated heavy-duty pallet racks. Functioning as the structural backbone for cargo weighing between 200 kg and 800 kg per level, medium-duty storage is indispensable for parts handling, intermediate bulk storage, e-commerce sortation facilities, and batch manufacturing buffers.

As supply chains globalize, procurement officers face unprecedented challenges: volatile raw material costs, stricter seismic structural safety mandates (such as EN 15512 standards in Europe and RMI guidelines in North America), and the absolute requirement for scalable modularity. Off-the-shelf racking solutions frequently fail to address the specific spatial configurations of modern industrial real estate. Our customizable OEM configurations solve these inefficiencies, ensuring maximum floor utilization, higher picking throughput, and long-term durability in high-traffic environments.

Critical Engineering Specifications

  • Optimized Cold-Rolled Q235B Steel: Providing exceptional yield strength under high deflection limits.
  • Electrostatic Epoxy Coating: Applied at a minimum of 60-80 microns to prevent mechanical oxidation.
  • Modular Pitch Adjustability: Support upright columns featuring 50mm or 75mm punching configurations for dynamic vertical reconfiguration.

Company Profile

Shenzhen Yuanzhang Trading Co., Ltd. is a leading manufacturer and exporter specializing in heavy-duty warehouse racking and customized industrial storage systems.

Operating out of a state-of-the-art 35,000 m² production facility, we bring 12 years of deep industry expertise and 8 years of dedicated international trade experience to global logistics and commercial storage projects. Driven by technical excellence, our operations are backed by a robust research and development center staffed with 25 expert R&D engineers. Demonstrating our strong commitment to innovation, we launched over 150 new storage solutions last year alone. We offer fully versatile OEM/ODM custom options, including specialized dimensions, weight capacity adjustments, surface coatings, and modular structural designs to meet diverse client requirements. Quality and reliability form the foundation of our business. We enforce strict multi-stage quality control—utilizing advanced automated ultrasonic testing, raw material stress analysis, and load-bearing fatigue assessments executed by a dedicated team of 45 QA/QC inspectors.

Strategic Global Supply Chain Capabilities

With annual export revenue reaching $28 million USD and a resilient global supply chain network of over 800 strategic raw material and component partners, we maintain steady delivery timelines worldwide. Our primary export markets span North America, Western Europe, Southeast Asia, and the Middle East. We proudly serve a diverse spectrum of global clients, ranging from large-scale third-party logistics (3PL) providers and industrial distributors to commercial warehouse developers and retail chain enterprises.

Precision Manufacturing Capabilities & Process Flow

Each racking component is fabricated inside our Shenzhen facility using automated roll forming and precision CNC stamping lines.

Raw material steel coils
Raw Material
Steel Cutting line
Cutting
Pressing Process
Pressing
Punching Machine
Punching
Welding Station
Welding
Powder Painting Line
Painting
Finished Products Warehouse
Finished Products
Automatic roller pressing line
Automatic Roller Pressing
Welding machine detailed view
Welding Machine
Electrostatic Painting line
Painting Line
Automatic cutting machine
Automatic Cutting
Punching machine operation
Punching Machine
Column roller pressing line
Column Roller Pressing

Industrial & Commercial Applications Across Global Markets

How regional operations maximize capacity using customized structural layouts tailored for local compliance and supply chain dynamics.

North American Distribution Hubs

Specifically designed to integrate seamlessly with 3PL operations. Optimizes manual picking height layouts and conforms fully to RMI standards for high seismic zoning, ensuring structural safety and regional regulatory compliance.

European Micro-Fulfillment Centers

Focuses on high-density space conservation, featuring ultra-adjustable configurations to maximize cubic meters in expensive urban warehouse locations. Fully compliant with CE and FEM directives.

Global Cold-Chain Facilities

Utilizes customized low-temperature formulations in electrostatic epoxy powder coatings. This prevents steel brittleness, thermal cracking, and atmospheric oxidation in environments down to -40°C.

Developing Industry Trends

Smart Automated Warehousing Integration: Modern medium-duty racks are progressively incorporating direct electronic sensors, structural load gauges, and RFID routing tracking configurations to pair seamlessly with automated guided vehicles (AGVs) and autonomous mobile robots (AMRs).

Sustainable Surface Coatings: Global enterprises demand zero-VOC, heavy-metal-free paint processes. Our automated eco-coating line provides high-durability protection while cutting corporate carbon footprints.

Modular "Speed-Build" Architecture: Boltless clip-and-lock designs allow for dynamic on-site reconfiguration, eliminating down-time and drastically reducing professional installation overhead costs.

Meeting Global Enterprise Procurement Requirements

Procurement strategies at the enterprise level prioritize supply-chain risk mitigation and overall Cost-of-Ownership (TCO). Our operation bridges this gap by acting as a highly integrated direct-manufacturer. Rather than purchasing from middlemen, sourcing teams deal directly with our engineering hub in Shenzhen.

We handle custom load profiling, provide computerized Finite Element Analysis (FEA) safety certification reports, and structure optimized bulk container loading layouts. This keeps logistics costs under control and guarantees zero parts damage during sea transit. We provide transparent raw material heat certification reports and full batch tracing to ensure absolute accountability.

Technical Procurement FAQ

Answers to critical engineering, manufacturing, and international logistics questions frequently asked by sourcing managers.

What structural grade of steel does Shenzhen Yuanzhang utilize in its systems?
We exclusively manufacture using high-grade structural Q235B cold-rolled steel (equivalent to ASTM A36 / S235JR). This ensures optimal yield strength, superior weldability, and precise structural behavior under continuous static load fatigue profiles.
How does your factory test and certify structural load capacities?
Our R&D team uses advanced Finite Element Analysis (FEA) during design. Every system undergoes real-world destruction and deflection tests within our QC labs. We supply formal stress certificates confirming load capability deflection safety ratios (L/200) under maximum specified capacity limits.
Can you customize sizes, finishes, and upright column configurations?
Yes, our specialized OEM/ODM service allows for deep customization. We modify upright frame depth, height, beam span lengths, steel plate thickness, punching pitches (50mm/75mm), and offer custom RAL colors for epoxy powder coating applications.
What is your lead time for large-scale container procurement orders?
Standard production turnaround ranges between 20 to 25 days following technical drawing sign-off. Since our production plant is located in Shenzhen, we benefit from direct ocean container dispatch through Yantian or Shekou Ports, minimizing international shipping delays.
How does Shenzhen Yuanzhang manage corrosion protection?
Our automated surface treatment system includes multi-stage chemical cleaning, pickling, phosphating, and dry curing. It is finished with an electrostatic thermosetting epoxy-polyester powder coat. This process provides high scratch resistance, chemical stability, and long life under humid, high-salinity industrial conditions.

Industrial Heavy-Duty & Light-Duty Modular Racking

High-flexibility structural products suited for warehouses, factory floors, workshops, and automated material distribution centers.

Corrosion Protected Shelving System
Industrial Steel Storage Racks 5-Layer Corrosion-Protected Electrostatic Powder Coated Warehouse Shelving System Model
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Adjustable Metal Racks
Adjustable Light&MediumDuty Metal Racks,PowderCoatedAnti-Corrosion&Durable,Universal Shelving for Factory, Workshop & Warehouse
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Customizable Height Shelving
Industrial Steel Storage Racks, Customizable Height, Electrostatic Coated Anti-Rust & Anti-Corrosion Universal Shelving
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YZ Adjustable Metal Storage Racks
YZ Adjustable Metal Storage Stacking Racks Pallet Steel Metal Shelving Shelves Garage Warehouse Rack
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Heavy-duty Storage Rack Shelving Unit
Heavy-duty Storage Rack Shelving Unit Steel Rack Medium-duty Rack for Warehouse Storage
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Adjustable Boltless Storage Rack
Garage Warehouse Rack Adjustable Boltless Storage Stacking Racking Heavy Duty Steel Modular Clip Boltless Shelving Rack
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Customizable Metal Warehouse Storage Shelves
Industry Customizable Metal Light Duty Warehouse Storage Shelves Garage Heavy Duty Boltless Adjustable Steel Rack
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300KG Steel Load Shelving
300KG Steel Load Shelving Storage Shelves Multi-Level Storage Shelving Unit Long Span Shelf Storage Rack
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