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Product Description
Plastic injection molding plays a vital role in the automotive industry, enabling the production of durable, lightweight, and precision components that meet today’s design and performance demands.
At YEESHINE, we specialize in custom automotive injection molding for both interior and exterior car components. With advanced machinery and in-house mold fabrication, we deliver parts that meet strict dimensional, aesthetic, and functional requirements.
Our expertise covers high-performance polymers, multi-cavity tooling, and tight-tolerance molding, ensuring consistent quality across large-volume production. From prototype to full production, YEESHINE provides end-to-end solutions for automotive manufacturers and Tier suppliers worldwide.
YEESHINE’s injection molding division supports the entire automotive ecosystem — from small precision clips to large dashboard assemblies. We use high-precision injection molding machines, automated robotic systems, and CMM inspection to ensure every part meets global automotive standards.
We manufacture complex and decorative interior parts that combine functionality and aesthetics.
| Component Type | Typical Applications | Materials Used |
|---|---|---|
| Instrument panels & dashboards | Driver interface & display modules | ABS, PC/ABS, PMMA, TPU |
| Center console assemblies | Gear housing, multimedia panels | PC, ASA, PP, PA6+GF |
| Door panels & trims | Interior finishers and handles | ABS, TPO, PVC |
| Air vents & controls | Functional flow and design components | PC, POM, PP |
| Seat components | Brackets, seat covers, guide trims | Nylon, PBT, reinforced PP |
Our injection molding technology ensures high impact resistance, weather stability, and perfect fit for exterior automotive parts.
| Component Type | Typical Applications | Materials Used |
|---|---|---|
| Bumpers & grilles | Structural and aesthetic elements | PP+EPDM, ABS, ASA |
| Mirror housings & covers | Aerodynamic & visual components | ABS, PC, PA6+GF |
| Wheel arch liners | Protective structural parts | PP, TPO, PA6 |
| Light housings & lenses | Headlamp, tail lamp, indicators | PMMA, PC, ABS |
| Emblems & decorative trims | Branding and exterior accents | ABS, chrome-plated PC |
Durability and thermal stability are key for parts exposed to high temperature and mechanical stress.
| Component Type | Typical Applications | Materials Used |
|---|---|---|
| Engine covers | Noise reduction and protection | PA6, PP+GF, PBT |
| Fluid reservoirs & ducts | Coolant and washer systems | HDPE, PP, Nylon |
| Clips, brackets & fasteners | Assembly and mounting components | PA66+GF, POM, PPS |
| Electrical housings | Sensor & ECU casings | PC, PC/ABS, PBT |
| Battery enclosures | EV and hybrid system components | FR-ABS, FR-PP, PC-GF |
YEESHINE’s automotive injection molding services are built on precision, efficiency, and flexibility — supporting manufacturers from design to assembly.
Key Advantages:
End-to-End Manufacturing:
From mold design and prototype development to mass production and surface finishing, all processes are managed in-house for faster delivery and quality control.
High Dimensional Accuracy:
Precision molding within ±0.01 mm tolerance ensures tight-fitting assemblies and consistent part quality.
Material Versatility:
Support for a wide range of engineering plastics including ABS, PC, PP, PA, POM, TPE, PMMA, and glass-reinforced polymers.
Surface Finish Options:
Polishing, painting, chrome plating, laser etching, and texture finishes that enhance both appearance and durability.
Advanced Mold Fabrication:
In-house tooling workshop equipped with CNC, EDM, and wire-cut machines ensures rapid mold development and long mold life.
Quality & Compliance:
Every production run follows IATF 16949 and ISO 9001 standards with full inspection reports.
YEESHINE Technology Co., Ltd. is a trusted partner for global automotive brands seeking reliable, high-precision plastic injection molding solutions.
We provide a seamless workflow from mold design, injection molding, surface treatment to assembly, ensuring consistency and faster lead times.
Our team of mechanical engineers and mold designers collaborates closely with customers to optimize part geometry, wall thickness, and material selection for maximum performance.
YEESHINE employs CMM inspection, digital microscopy, tensile testing, and surface roughness analysis to ensure every part meets exact design specifications.
We handle both small-batch prototypes and high-volume production, adapting to your project scale, lead time, and cost requirements.
With advanced facilities in Dongguan and strong international logistics partnerships, YEESHINE delivers globally while maintaining personalized service and technical support.
1. What types of automotive components do you produce?
We manufacture interior, exterior, and under-the-hood plastic parts such as dashboards, bumpers, mirror housings, connectors, and engine covers.
2. Can YEESHINE assist with mold design and prototyping?
Yes. We offer complete mold design, prototype validation, and tooling development before moving to mass production.
3. What materials are compatible with your injection molding services?
We work with ABS, PC, PP, PA, POM, PMMA, and other engineering plastics including reinforced and flame-retardant grades.
4. What quality standards do you follow?
All automotive injection parts comply with ISO 9001 and IATF 16949 quality systems, including full traceability and dimensional inspection.
5. Do you provide painting or decorative surface finishes?
Yes. We offer painting, chrome plating, polishing, and laser etching to meet OEM visual and functional requirements.
