Quality Assurance
Five-stage quality framework. ISO 9001:2015 certified. SGS verified. Every machine tested before it leaves our 50,000m² campus.
Certifications
Internationally recognized quality and safety certifications.
ISO 9001:2015
Internationally recognized quality management system ensuring consistent processes and continuous improvement across all operations.
CE Certification
Full compliance with European safety, health, and environmental standards including LVD and EMC directives.
SGS Verified
Independent third-party verification by SGS, the world's leading inspection and certification company.
Patented Technology
18 granted patents protecting proprietary innovations — ensuring genuinely differentiated solutions.
Quality Control Process
Five-stage framework ensuring excellence from raw material to finished product.
Raw Material Inspection
Every batch undergoes chemical composition analysis, dimensional inspection, and surface quality assessment before entering production.
In-Process Monitoring
Real-time quality checkpoints at every production stage with automated measurement and statistical process control.
Precision Testing
Advanced laser interferometry and spectrometer analysis verifying cutting precision, beam quality, and power stability.
Final Inspection
Comprehensive 72-hour burn-in testing, full system calibration, and multi-point verification before shipment.
Continuous Improvement
Systematic feedback loops from customer data, field performance, and internal audits drive ongoing refinement.
Quality You Can Verify
Request quality documentation, test reports, or schedule a factory audit. We welcome third-party inspections.
QG Laser Quality Assurance — ISO 9001:2015, CE certified, SGS verified. ±0.03mm precision, 99% material utilization, 100K+ hour laser life, 24-month warranty. 5-stage QC process. 18 granted patents.