Automotive Parts Development & Procurement
Focusing on end-to-end development management of core components including interior/exterior trims, body attachments, and electronic/electrical parts
Major Parts Categories
Interior & Exterior Trims
Core components directly impacting driving experience and vehicle aesthetics
- Instrument panels, center consoles
- Door panels, pillar trims
- Seat system components
- Bumpers, grilles
- Headliners, carpets
Body Attachments
Key mechanical components enabling vehicle functions and safety
- Door locks, hinge systems
- Window regulators
- Wiper systems
- Sunroof systems
- Sealing systems
Electronic & Electrical Components
Core components in the trend of intelligentization and electrification
- Wiring harnesses and connectors
- Control modules (ECU)
- Sensors, actuators
- Lighting systems
- Infotainment systems
Parts Development Process
Requirements Analysis & Technical Solutions
Clarify performance indicators, quality requirements, cost targets, assess technical feasibility
Supplier Sourcing & Evaluation
Technical capability audit, quality system assessment, capacity verification, cost analysis
Design Collaboration & Sample Production
DFMEA analysis, mold development, sample trial production, design optimization
Testing Validation & PPAP
DV/PV testing, OTS samples, PPAP documentation package, production approval
Mass Production Ramp-up & Continuous Improvement
Capacity improvement, quality monitoring, cost optimization, supplier performance management
Key Quality Control Points
📐 Dimensional Stability
Focus on injection shrinkage, thermal deformation, assembly dimensional chains to ensure batch consistency
🎨 Appearance Quality
Control surface defects like color difference, gloss, orange peel, weld lines
⚡ Electrical Performance
Ensure connector reliability, signal stability, EMC compatibility
🔄 Durability Performance
Verify long-term reliability such as fatigue strength, weather resistance, chemical resistance
Typical Parts Cost Composition
| Cost Category | Injection Parts (Example) | Stamping Parts (Example) | Electronic Parts (Example) |
|---|---|---|---|
| Material Cost | 35-50% | 60-75% | 25-40% |
| Mold/Tooling Amortization | 15-25% | 10-20% | 5-15% |
| Processing & Manufacturing | 20-30% | 8-15% | 30-45% |
| Quality & Testing | 5-10% | 3-8% | 10-20% |
| Management & Profit | 10-15% | 8-12% | 15-25% |
Note: Above are experience-based proportions, specific projects may vary due to technical requirements, batch size, supplier levels, and other factors
Development Experience Sharing
Instrument Panel Assembly Development
Previously led instrument panel development for an SUV project. Through early supplier involvement and modular design, achieved 12% cost reduction and 3-month shorter development cycle.
Door Lock System Localization
Assisted international suppliers in localizing door lock system production. Through process optimization and secondary supplier development, achieved 25% cost optimization.
Wiring Harness Supplier Development
Developed domestic wiring harness suppliers from scratch, established complete quality systems, achieving full-process capability from samples to mass production within 3 years.
Need Professional Support for Parts Development?
Whether you need supplier recommendations, cost analysis, or development process optimization, I can provide targeted advice based on 20 years of practical experience.
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