Quality Assurance



From specialized laboratory acceptance and control of raw materials, to MES‑integrated monitoring of production processes compliant with IATF 16949 and ISO 9001, to standardized document management and closed-loop change control, as well as 8D problem‑solving and poka‑yoke error‑proofing mechanisms, equipment and environmental maintenance, and finally to full‑scale outgoing inspections and third‑party factory audits, we have established end-to-end quality closed-loop management.

Raw Material Testing and Control

We have established a comprehensive raw-material testing laboratory, conducting specialized tests on physical properties, flame retardancy and weather resistance, high- and low-temperature cycling, and aging and corrosion. This rigorous approach ensures the careful selection of compliant raw materials, thereby mitigating quality risks at the source.

Production Process Control

We rigorously implement the IATF 16949 and ISO 9001 management systems, integrated with an MES, to enable real-time monitoring of the entire production process, data traceability, and process oversight. We enforce first‑article inspection, routine in‑process inspections, random sampling during production, and 100% final‑product inspection, while implementing fixed‑point control over critical processes to ensure consistent product dimensions and performance.

Standardized Documentation & Change Management

Establish comprehensive work instructions, inspection specifications, and control plans; rigorously implement closed-loop management for material and process changes to eliminate quality risks arising from such changes.

Blue habitat refrigeration

Abnormal Improvement Mechanism

Establish defect analysis, 8D improvement, and poka-yoke mechanisms to ensure closed-loop problem resolution and continuously reduce the defect rate.

Environmental & Equipment Maintenance Management

The production workshop maintains a clean, dust‑free environment and implements standardized zoning management. Equipment undergoes regular inspections, maintenance, and calibration, while jigs and tooling are periodically verified to minimize quality deviations caused by equipment variability.

Blue habitat refrigeration

Shipment Inspection & Third-Party Certification

Prior to shipment, all performance parameters and appearance are subject to a comprehensive re-inspection; for critical products, third-party testing and customer factory audits can be arranged.

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

HEXAGON Intelligent Laser 3D Scanner

HEXAGON Intelligent Laser 3D Scanner

Three-dimensional measurement

Three-dimensional measurement

Quality Laboratory

Quality Laboratory

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Quality Assurance

Direct-reading densitometer

Direct-reading densitometer

Hardness tester

Hardness tester

Universal Material Testing Machine

Universal Material Testing Machine

Digital Display Electric Heating Constant-Temperature Drying Oven

Digital Display Electric Heating Constant-Temperature Drying Oven

Drop Ball Impact Tester

Drop Ball Impact Tester

Eight-Channel Safety Valve Functional Tester

Eight-Channel Safety Valve Functional Tester

XRW-300A Thermal Deformation and Vicat Softening Point Tester

XRW-300A Thermal Deformation and Vicat Softening Point Tester

HZ-1706 Melt Index Tester

HZ-1706 Melt Index Tester

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