1. Overview: Uncompromising Quality & Global Compliance
At EFRESO, Quality Assurance (QA) and International Regulatory Compliance form the bedrock of our operations. As a premier B2B sourcing hub in Vietnam bridging sustainable agriculture and green industrial manufacturing, we operate under a strict, multi-stage Quality Control (QC) matrix designed to de-risk supply chains for global buyers.
From verifying farm-level geolocation data for agricultural imports to conducting certified chemical and mechanical testing for industrial steel shipments, EFRESO guarantees that every container leaving Vietnamese ports strictly aligns with your contractual specifications and international market mandates.
Our Quality Philosophy: “Zero Defect, 100% Traceable”
- Pre-Sourcing Verification: Partnering exclusively with ISO-certified steel mills and audited agricultural cooperatives.
- On-Site Inspections: Physical, chemical, and sensory quality checks performed at origin and during processing.
- Third-Party Audits: Independent testing verified by leading international inspection bodies, including SGS and Cotecna.
- Regulatory Future-Proofing: Full adherence to evolving global trade standards such as EUDR (EU Deforestation Regulation) and CBAM (Carbon Border Adjustment Mechanism).
2. Steel Division: Technical Standards & Testing Matrix
Our Steel Division enforces a rigorous Quality Assurance framework covering flat steel coils, long steel, structural profiles, and tubular products. We partner with pioneering Vietnamese mills to provide comprehensive Mill Test Reports (MTR) adhering to EN 10204 3.1 / 3.2 standards for every shipment.
International Manufacturing Standards
- ASTM International: ASTM A653 / A653M (Galvanized), ASTM A792 / A792M (Galvalume), ASTM A500 (Hollow Sections), ASTM A615 (Rebar).
- Japanese Industrial Standards (JIS): JIS G3302 (SGCC/SGCH), JIS G3322 (CGLCC), JIS G3101 (SS400), JIS G3112 (SD295/SD390).
- European Standards (EN): EN 10346 (DX51D+Z/AZ, S250GD–S550GD), EN 10219, EN 10025.
Quality Control & Inspection Parameters
| Inspection Stage | Key Quality Parameters Inspected | Testing & Verification Methods |
|---|---|---|
| 1. Raw Material & Substrate | Chemical Composition (C, Si, Mn, P, S), Tensile Strength, Yield Strength, Elongation Percentage | Spectrometric Analysis, Universal Tensile Testing |
| 2. Coating & Surface Finish | Metallic Coating Mass (Z80 – Z275 g/m², AZ30 – AZ150 g/m²), Paint Film Thickness (TCT/BMT), Spangle Uniformity (Zero/Regular/Mini), Anti-fingerprint Coating | Triple Spot Test, Magnetic Coating Thickness Gauge, Visual Surface Inspection |
| 3. Dimensional Tolerances | Thickness Tolerance, Width, Edge Wave, Camber, Diagonal Squareness | Digital Micrometer Measurement, Laser Profile Measurement |
| 4. Mechanical Performance | Bending Resistance (T-Bend Test), Impact Resistance, Salt Spray Corrosion Resistance | 180° Bend Test, Cross-Hatch Adhesion Test, Salt Fog Chamber Testing |
| 5. Pre-Shipment & Packaging | Seaworthy Packaging Integrity, Rust Inhibitor Application, Steel Strapping, Eye-to-Sky / Eye-to-Side Verification | On-Site Loading Inspection, Container Condition Audit |
3. Coffee Division: Sustainability & Compliance Framework
EFRESO’s Coffee Division provides global roasters, traders, and brands with high-grade Commercial and Specialty Robusta and Arabica green coffee beans. We ensure full compliance with international environmental directives, traceability protocols, and physical grading standards.
Global Compliance & Certifications
- EUDR Compliance (EU Deforestation Regulation): 100% compliant with Regulation (EU) 2023/1115. We collect, manage, and verify farm-level geolocation coordinates (GPS polygon mapping) to ensure all beans originate from land free of deforestation post-December 31, 2020.
- Sustainability Certifications: 4C (Common Code for the Coffee Community) certified, Rainforest Alliance certified lots available upon request.
- Quality Inspection Partners: Verified pre-shipment cupping and physical defect grading performed in collaboration with SGS Vietnam or Cotecna.
Physical & Sensory Quality Criteria
| Quality Metric | Grade 1 Green Coffee Beans | Grade 2 Green Coffee Beans | Testing Method |
|---|---|---|---|
| Moisture Content | ≤ 12.5% | ≤ 12.5% | ISO 6673 / Capacitive Moisture Meter |
| Foreign Matter | ≤ 0.5% | ≤ 1.0% | Physical Separation & Gravimetric Analysis |
| Black & Broken Beans | ≤ 2.0% | ≤ 5.0% | Manual Sorting (ISO 4150 Standard) |
| Screen Size Retention | Screen 16 / Screen 18 (≥ 90%) | Screen 13 / Screen 16 (≥ 90%) | Precision Mechanical Sieve Shaker |
| Processing Methods | Wet Polished, Cleaned, Unwashed | Cleaned, Unwashed | Physical & Moisture Inspection |
| Cup Quality / Profile | Clean Cup, Balanced Body, No Off-Flavors | Consistent Commercial Profile | Professional Cupping (SCA Protocol) |
4. Independent Third-Party Inspections (SGS / Cotecna)
To provide total peace of mind for international trade transactions, EFRESO routinely integrates independent third-party inspection agencies into our export workflow.
- In-process dimensional check
- Coating mass & moisture testing
- Visual defect sorting
- SGS / Cotecna sampling & testing
- MTR & Geolocation verification
- Pre-shipment quality certificate
- Moisture barrier wrapping
- High-tensile steel strapping
- Container sealing & dunnage
- On-site loading supervision
- Container condition audit
- Bill of Lading alignment
- Sampling Protocols: ISO-standard representative sampling conducted directly at the processing plant or port warehouse.
- Laboratory Analysis: Certified lab testing for chemical analysis, mechanical strength, moisture levels, ochratoxin A (OTA), and pesticide residue limits.
- Pre-Shipment Inspection (PSI) Certificate: Formal SGS or Cotecna inspection certificates issued prior to bill of lading creation, ensuring 100% alignment with L/C (Letter of Credit) terms.
5. Packaging & Logistics Integrity
Quality Assurance extends beyond manufacturing into container loading and ocean transit. EFRESO enforces strict export packaging standards to preserve product integrity across long-haul sea routes.
Steel Packaging Standards
- Seaworthy Export Wrapping: Heavy-duty anti-rust paper (VCI), galvanized metal outer jackets, and internal/external edge protectors.
- Securing & Strapping: High-tensile steel strapping arranged in Eye-to-Sky or Eye-to-Side orientations with wooden skid pallets and container dunnage.
Coffee Packaging Standards
- Moisture-Proof Packaging: Standard 60kg jute/gunny bags, GrainPro hermetic moisture-barrier liners, 1-Ton Jumbo bags, or bulk container liners.
- Transit Protection: Container desiccant bags and kraft paper lining to prevent sweat damage during tropical-to-temperate ocean freight.
Partner with a Certified, Compliant Vietnamese Supplier
Eliminate procurement risks, secure full regulatory compliance, and guarantee your product specifications with EFRESO. Contact our Quality Assurance & Trade Team to request sample certifications, Mill Test Reports, or EUDR geolocation dossiers.