CE Certified Adjustable Shelving Manufacturer & Factories

Providing Precision-Engineered Storage Systems and Heavy-Duty Gondola Solutions with Global Compliance, Unrivaled Quality Inspection, and Direct Factory Supply Chains.

About DirectRack

Engineering the Future of Global Storage Ecosystems

Founded in 2016, Dongguan Dingguan Metal Products Co., Ltd. (DirectRack) has risen to become a premier technology-driven warehouse equipment enterprise located in Dongguan, Guangdong Province. Armed with 10 years of structural engineering expertise and 8 years of international export background, we design and produce adjustable metal shelving and warehouse racking solutions tailored for heavy commercial, industrial, and retail logistics configurations.

Our expansive 25,000 square meter state-of-the-art facility utilizes high-precision cold-rolling, automatic forming, punch-matrix configuration, and electrostatic powder coating systems. With an annual export capacity surpassing $18 million USD, we ship structurally certified products to logistics networks across Europe, North America, Southeast Asia, the Middle East, and South America.

Certified Compliance & Standards

DirectRack products conform to strict international benchmarks, including the European CE mark, AS4084 (Australian steel storage racking standards), and OSHA safety codes. Operating under a rigorous Quality Assurance framework, we employ 28 dedicated quality control inspectors to guarantee zero-defect shipment of structural panels and shelving columns.

25k+
Sqm Factory Area
28+
Dedicated QC Inspectors
35+
R&D Design Engineers
$18M+
Annual Export Revenue
Industrial Compliance & Safety

Why CE Certified Adjustable Shelving Matters

Structural Load Calculation & Integrity

CE Certification ensures our adjustable shelving systems comply with standard EN 15512 and EN 15635 for steel static storage systems. Our engineers utilize advanced Finite Element Analysis (FEA) to calculate stress points, ensuring exact weight distribution capabilities for every modular level, preventing catastrophic shelving deflection.

Material Verification (Q235 / Q355 Steel)

Our raw materials undergo strict chemical spectroscopy and tension-elongation testing. By manufacturing with premium-grade Q235B and Q355B cold-rolled steel, the structures maintain high yield strength, ensuring consistent load handling even under extreme ambient temperatures, including sub-zero cold-storage facilities.

Rigorous Destruction & Weld Testing

Our quality lab is equipped to run X-ray weld seam analysis and electromagnetic thickness mapping on epoxy finishes. Destruction test rigs verify column compressive strength to guarantee dynamic stability margins up to 1.5x the rated safe working load limit.

Factory Floor Transparency

Vertically Integrated Manufacturing Process

Raw Materials sourcing and storage
Raw materials
Precision bending machinery
Bending
Cold profile forming process
Forming
Robotic and manual structural welding
Welding
Shot blasting for surface preparation
Shot-blasting
Electrostatic powder coating line
Spray molding
Finished shelf packaging and QC checks
Finished products
Forming machine engineering detail
Forming machine
High speed hydraulic punching machinery
Punching machine
Advanced mash welding systems
Mash welding machine
Structural welding station
Welding machine
Plate shearing equipment
Shearing machine
CNC hydraulic bending unit
Bending machine
Automatic welding robot system
Automatic welding machine
High velocity shot blasting chamber
Shot-blasting machine
Automated powder coating curing line
Spray molding line
Cold profile sawing unit
Sawing machine

The Dongguan Metalwork Advantage

Our strategically chosen location in Dongguan, Guangdong Province, places DirectRack in the heart of China’s premium advanced metal manufacturing hub. We maintain tight strategic partnerships with 650 local raw-steel suppliers and precision component mills, enabling streamlined procurement cycles and shielding buyers from global steel market volatility.

Logistical & Cost Optimization

Global Operations Built for Enterprise Scale

By bypassing downstream trading intermediaries, DirectRack provides structural storage configurations directly to international distributors, logistic companies, and retail giants. Our logistics integration simplifies maritime transport from nearby major deep-water ports, such as Shenzhen Yantian and Guangzhou Nansha, cutting transit times and reducing cross-border handling friction.

  • Consolidated Material Procurement: Lower baseline steel costs passed down as high-quality thickness options.
  • Advanced Automated Fabrication: Reduced labor cost means higher precision margins through robotic weld lines.
  • Custom Profile Forming: Rapid-tooling modifications for dynamic layout formats within 14 calendar days.
Next-Generation Engineering

Evolving Trends in Adjustable Storage Design

Intelligent Warehousing & AMR Integration

Modern adjustable shelving is adapting to accommodate Autonomous Mobile Robots (AMRs) and Automated Guided Vehicles (AGVs). Columns must utilize ultra-precise positioning lines, reinforced safety baseplates, and high-tolerance vertical paths to interact with robotic retrieval tools safely.

Green Coatings & Eco-Efficiency

Global environmental mandates now govern protective coatings. DirectRack utilizes lead-free, TGIC-free thermosetting epoxy polyester powder coatings. These provide maximum scratch and chemical resistance, zero VOC emissions during application, and full compliance with European REACH environmental laws.

Modularity & Quick-Lock Assembly

Escalating field-labor costs demand screw-less hook-in connection setups. Our proprietary multi-claw connector pins securely lock into upright profiles without tools, reducing site installation schedules by up to 45% while ensuring anti-dislodgement safety in active load conditions.

Operational Versatility

Tailored Integration Scenarios

Retail & Supermarkets

Adjustable double-sided gondola units allow rapid merchandising layout changes. High-finish grid panels display multi-tier grocery items, optimizing square-meter profitability ratios for urban FMCG retail store layouts.

Industrial Warehouse Mezzanines

Multi-tier modular structures integrated with high-capacity shelving corridors allow high-density item storage. Safety handrails, access staircases, and loading gates are constructed with heavy cold-rolled profiles to prevent structural flex.

Cold-Chain & Cold Storage

Our galvanized and moisture-resistant powder coating processes prevent oxidation in low-temperature food and pharmaceutical facilities, meeting strict hygiene rules and ensuring load security in moist climates.

Procurement Q&A

Technical & Compliance FAQ

What exact certifications does DirectRack provide for international markets?
Our adjustable shelving is fully CE marked, confirming compliance with European safety, health, and environmental protection standards (specifically EN 15512 and EN 15635 for metal storage installations). We also manufacture components adhering to the AS4084-2012 Australian racking standard and OSHA guidelines for structural warehouse safety in the United States.
How do you calculate and verify the load capacities of your shelving systems?
We use finite element engineering models to calculate beam deflection limits. Every configuration is designed with a deflection limit of L/200 or L/300 under full load capacity. Our quality assurance laboratory performs destructive physical compression tests, weld seam verification via X-ray, and load-limit checks on structural beam designs before starting mass production.
Can DirectRack manufacture custom profiles for OEM/ODM orders?
Yes. Backed by 35 R&D engineers, we specialize in high-precision OEM and ODM services. We can adjust upright post heights, shelf depths, load capacities, steel thickness, and paint finishes (customized RAL color charts). We frequently design special accessories like mesh partitions, anti-fall back grids, and custom dividers.
What type of steel does your factory use, and where is it sourced?
We source our structural steel from top-tier, certified Chinese steel mills. We primarily use Q235B and Q355B high-grade cold-rolled steel, which offers a reliable yield strength profile. Material test certificates (MTC) detailing physical and chemical properties are provided for each shipment.
How does the factory manage quality control and prevent shipping defects?
We employ 28 dedicated quality control inspectors. Our inspection system operates across three stages: IQC (Incoming Quality Control on raw steel coils), IPQC (In-Process Quality Control monitoring forming, welding, and coating lines), and FQC (Final Quality Control for dimensions, coating thickness, and packaging integrity prior to container stuffing).
What is the typical production lead time for global container orders?
Our standard production cycle is 20 to 25 calendar days from deposit receipt and technical drawing approval. Standard configurations are completed faster due to our streamlined raw material inventory. Custom ODM orders requiring prototype tooling require an additional 10 to 15 days for mechanical design verification.