CE Certified Agricultural Storage Solutions Exporter

High-Capacity Steel Silos, Airtight Cold Storage Logistics & Pre-engineered Structural Facilities Compliant with EN 1090 Structural Directives.

EN 1090

Execution Class 3 Standards

30+

Countries Supplied Globally

100%

Custom Engineered BIM Specs

4.0

Precision Manufacturing Lines

Dongguan Metro Build Co., Ltd.

Dongguan Metro Build Co., Ltd. is a leading China prefabricated warehouse building manufacturer specializing in the design, production, and supply of high-performance steel warehouse solutions for customers worldwide. With extensive experience in the steel structure industry, the company is committed to delivering durable, cost-effective, and customized building systems that meet the evolving needs of industrial and commercial sectors.

The company offers a comprehensive portfolio of products, including prefabricated warehouse buildings, pre-engineered steel structures, logistics centers, industrial workshops, storage facilities, distribution centers, and customized steel building solutions. Designed for fast installation and long-term performance, Metro Build's products are widely used in manufacturing, logistics, agriculture, retail, and infrastructure projects.

Dongguan Metro Build Co., Ltd. operates advanced manufacturing facilities equipped with modern steel fabrication machinery and precision production lines. Supported by a skilled engineering and quality control team, the company provides one-stop services covering project consultation, structural design, manufacturing, quality inspection, packaging, and global shipping coordination.

Quality and innovation are at the core of Metro Build's operations. The company strictly follows international manufacturing standards and continuously improves its production processes to ensure superior structural strength, weather resistance, and energy efficiency. By adopting prefabrication technologies, Metro Build helps customers significantly reduce construction time, labor costs, and on-site installation complexity.

Driven by the principles of quality, reliability, and customer satisfaction, Dongguan Metro Build Co., Ltd. has established long-term partnerships with clients across Asia, Europe, the Middle East, Africa, and the Americas. The company remains dedicated to providing innovative steel warehouse solutions that create lasting value for global customers.

Senior SEO Director Note on E-E-A-T & Google Quality Guidelines: Agricultural storage structures require rigorous adherence to structural reliability standards due to the extreme loads and climate conditions they must withstand. High-density storage requires verified material grades, strict wind/snow loading compliance, and documented structural durability. We provide complete design traceability under CE standards to ensure structural integrity and asset security.

1. Macro Industry Solutions: Addressing the Global Post-Harvest Preservation Gap

Post-harvest loss mitigation remains a critical priority for global agriculture. According to international agricultural organizations, sub-optimal storage infrastructure accounts for structural cargo losses exceeding 15% in grain, oilseed, and horticultural supply chains. Prefabricated agricultural steel solutions provide a controlled alternative to conventional timber or low-grade masonry warehouses, establishing reliable climate control, pest exclusion, and bulk spatial management.

Our macro solutions focus on creating custom-engineered environments that preserve agricultural product quality over long periods. By optimizing natural convection, utilizing advanced thermal barriers, and designing heavy-duty structural frames that support high-capacity handling systems (such as overhead conveyors and industrial aeration), Metro Build systems provide the primary structural shell for modernized supply chain hubs. From localized farm silos and multi-span bulk flat stores to sophisticated temperature-controlled distribution complexes, we adapt our engineering to fit the specific microclimates and logistical workflows of each target destination.

2. CE Certification & Regulatory Frameworks: EN 1090-1 & EN 1090-2 Directives

Exporting structural steel into the European Economic Area (EEA) requires strict compliance with standard EN 1090, which governs the execution of steel and aluminum structures. Metro Build meets these requirements through a robust Factory Production Control (FPC) system, ensuring all raw materials have full material traceability and all fabrication processes meet EN 1090-2 Execution Class 2 (EXC2) or Execution Class 3 (EXC3) requirements.

Our CE certified structures undergo strict mechanical analysis under Eurocode 3 (EN 1993) to calculate structural performance against dynamic loads, seismic activity, and severe weather:

  • Wind Load Engineering (EN 1991-1-4): Designing frames to withstand hurricanes and localized wind events by managing pressure coefficients on walls and roof slopes.
  • Snow Load Calculations (EN 1991-1-3): Designing roof trusses with the capacity to shed heavy snow, preventing structural collapse in cold northern climates.
  • Seismic Optimization (EN 1998): Using ductile steel joints and diagonal bracing to dissipate kinetic energy during seismic events, protecting stored agricultural goods.

3. Technical Roadmap & Future Architectural Outlook

The design of agricultural storage buildings is moving toward smarter, more sustainable infrastructure. The Metro Build R&D roadmap integrates structural engineering with smart technology to extend the operational life of the structure and reduce long-term operational costs.

Active Aeration & Air Circulation

Our designs incorporate customized ventilation louvers, high-volume low-speed (HVLS) fans, and ductwork mounts within the structural framing. This guarantees uniform air distribution, preventing localized heat pockets and maintaining crop quality.

Advanced PIR Insulation

For cold-chain warehouses, we use Polyisocyanurate (PIR) and polyurethane (PU) core sandwich panels. These feature high thermal resistance (low U-values), preventing heat transfer and minimizing energy costs for refrigeration.

C5-M Anti-Corrosion Options

High relative humidity and chemical exposure from livestock or fertilizers require durable coatings. We offer hot-dip galvanized structural profiles (ISO 1461) and multi-coat epoxy systems classified under standard ISO 12944.

In addition, our engineering teams are preparing structural designs for solar panel loads. By reinforcing the roof truss design to support photovoltaic panels, agricultural clients can transform their storage facilities into local energy generation hubs, supporting sustainable farming operations.

4. China Factory 4.0: Supply Chain Resilience & Manufacturing Precision

Our manufacturing facility in Dongguan utilizes advanced steel fabrication technology. Precision cutting, milling, and welding are the foundations of prefabricated structures that align correctly on-site without field modification.

  • CNC Laser Cutting & Profiling: Precision dimensional control with tolerances under 0.5mm, ensuring structural bolts align and seal tightly.
  • Automated Submerged Arc Welding (SAW): Produces continuous, deep-penetration structural welds on heavy H-beams, reducing heat-affected zones and joint fatigue.
  • Laser Rust Descaling (SA 2.5): Prepares steel surfaces for painting or galvanizing, ensuring long-term coating adhesion.

By producing components in a controlled factory environment, we minimize assembly issues caused by on-site weather, poor local labor quality, or incomplete detailing. Metro Build delivers pre-drilled, pre-marked structural elements alongside detailed installation manuals, allowing local general contractors to erect buildings quickly and efficiently.

5. Global Procurement Requirements & Engineering Lifecycle

Successful international projects require close collaboration from initial design through to installation. The Metro Build workflow addresses the key concerns of global developers, procurement officers, and structural engineers:

  1. Structural Consultation & Customization: We review the project's functional needs, cargo storage layouts, and local soil conditions to optimize the building's span, clearance, and structural layout.
  2. BIM Modeling & Clash Detection: Our team builds a digital twin of the structure using advanced design software. This identifies physical interference between steel trusses, ventilation ducts, and sorting equipment before production begins.
  3. Optimized Container Packaging: Components are bundled, padded, and packed into containers to prevent transport damage and ensure easy unloading on site.
  4. Global Logistics & Documentation: Metro Build prepares all necessary export documents, certificates of origin, quality inspection reports, and shipping paperwork to ensure smooth customs clearance.

Technical & Structural FAQ

Frequently asked questions regarding CE certification, engineering standards, and customization options.

What does CE certification mean for structural steel?
Under regulation EU 305/2011, CE marking indicates compliance with standard EN 1090. This certifies that the manufacturer performs Factory Production Control (FPC), uses traced raw materials, employs certified welders (according to ISO 9606-1), and follows approved welding procedures (WPQR).
How does Metro Build design steel structures for high wind and heavy snow regions?
We use specialized structural design software (such as Tekla Structures and PKPM) to run structural simulations. By factoring in local wind velocity pressures (up to 300 km/h) and snow load requirements, we adjust steel plate thickness, girder depth, column sizes, and structural bracing to maintain safe deflection limits.
Can you integrate agricultural processing machinery into the building structure?
Yes. We design our pre-engineered steel buildings to support dynamic machinery loads. The steel columns, framing, and roof trusses can be reinforced to carry overhead cranes, sorting systems, grain conveyors, drying bins, and heavy HVAC systems.
What corrosion protection options are available for livestock or fertilizer storage?
For corrosive environments (classified as C4 or C5 under ISO 12944), we provide hot-dip galvanization according to ISO 1461 (with coating thickness exceeding 85 microns). We also offer high-performance polyurea or epoxy paint coatings to resist chemical exposure and animal waste gases.
How are Metro Build prefabricated warehouses shipped and assembled?
All structural steel members are fabricated, cut, pre-drilled, and marked at our factory. They are bundled and packed into standard shipping containers (40ft HQ or Open Top). On-site, the structural components are bolted together according to the provided engineering drawings and assembly guidelines.
What are the options for thermal insulation in agricultural buildings?
We offer thermal cladding options including glass wool insulation blankets (with aluminum foil backing) and insulated sandwich panels (Polyurethane, Polyisocyanurate, or Mineral Wool cores). Panel thicknesses range from 50mm to 200mm, matching the specific U-value and temperature requirements of cold chain or climate-controlled warehouses.