Leshan Dongfeng Automobile Electrical Equipment Co., Ltd Quality Control

     I. System Certification

    Certified to ISO 9001:2015 Quality Management System, covering the full workflow from R&D and production to quality control and operations.

    Operating with a "Zero Defect" management objective, embedding quality principles into every aspect of operations.

    Quality Policy: Quality First · Integrity Based · Customer Foremost · Service Honored.

II. Full‑Process Digital Management

    Integrated deployment of ERP / OA / CAD / PDM information systems, ensuring end‑to‑end data traceability and quality control from order to delivery.

III. Vertically Integrated Quality Control

Closed‑Loop Casting → Machining → Injection Molding → Assembly — four core processes in‑house, eliminating quality gaps from multi‑supplier handoffs.

    CNC machining — spindle accuracy 0.002 mm, positioning 0.005 mm, repeatability 0.003 mm.

    Casting — furnace temperature ±3°C; heat treatment ±5°C, ensuring material consistency.

    Injection molding — full‑chain control: DFM co‑development → mold design → precision molding → secondary processing & assembly.

IV. Professional Inspection Capabilities

    Equipped with a Hexagon CMM (Coordinate Measuring Machine) with accuracy of 1.5 μm, enabling full‑dimensional precision inspection.

    Comprehensive range of inspection equipment including optical projectors, surface roughness testers, hardness testers, and 2D vision measuring systems, with measurement accuracy

    down to 0.001 mm .Inspection system covers the entire process from R&D validation to final outgoing inspection — no blind spots.

V. Delivery Standards & Market Validation

    Products manufactured to automotive‑grade delivery standards.

    Market return rate consistently below industry average.

    Exported to 10+ countries including USA, Canada, UK, Australia — quality proven by long‑term global market validation.

VI. Technology & Innovation Support

    Accumulated 79 national patents (76 utility models + 3 inventions), driving continuous product reliability improvement through technical expertise.

    R&D team capable of rapid custom development, controlling quality risks from the design stage.

VII. Team Assurance

    Localized, stable workforce with low turnover; core team brings decades of industry experience, ensuring batch‑to‑batch product consistency.

    Flexible production lines adapt to varying order volumes while strictly controlling delivery schedules — quality and efficiency in balance.