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Precision Injection Molding &
CNC Machining from China

ISO 9001 Certified manufacturer with over 20 years of experience delivering high-precision molds, high-volume plastic injection molding, automated assembly, and CNC machining services to clients across North America, Europe, Australia, and Japan.

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Trusted Injection Mold China Maker

Serving global industries since 2005 with precision, reliability, and innovation

As one of the leading injection mold manufacturers in China, GDTHE has been designing and manufacturing high-precision and large-scale plastic molds since 2005. We serve clients primarily from North America, Europe, Australia, and Japan across diverse industries including automotive, electronics, medical equipment, home appliances, and industrial OEM/ODM applications.

With over two decades of hands-on experience and advanced tooling machinery, we specialize in creating close-tolerance tooling and complex injection molds featuring overmolding, inner slides, hot nozzle unscrewing, hydraulic cylinders, angle loose cores, and multi-stage ejection systems.

ISO 9001 Certified Since 2005
Injection Mold Manufacturing Facility

Our Core Capabilities

End-to-end manufacturing solutions under one roof

Injection Mold Manufacturing

High-precision molds with complex features: overmolding, unscrewing, slides, multi-cavity, and hot runner systems.

High-Volume Injection Molding

In-house machines from 100–2000 tons clamping force. Two-shot, gas-assisted, and multi-material molding.

Automated Product Assembly

Full contract assembly from manual to fully automated systems with custom packaging solutions.

Precision CNC Machining

Full spectrum: CNC turning/milling, 5-axis, wire EDM, laser cutting, micro-machining, and engraving.

Comprehensive Manufacturing Services

From concept to delivery — we handle every stage with precision

1

Injection Mold Manufacturing

We design and build high-precision plastic injection molds for complex applications. Our expertise includes:

  • • Overmolding & 2K molding
  • • Inner slides and angle loose cores
  • • Hot nozzle and manifold systems
  • • Cavity unscrewing and rotate ejectors
  • • Two-stage and delayed ejection
2

High-Volume Injection Molding

Scalable production with in-house machines from 100 to 2000 tons. We support:

  • • Two-shot and multi-material molding
  • • Gas-assisted and foam injection
  • • Small batch trials and validation runs
  • • Dry cycle or material-based testing
  • • Wide range of engineering plastics
3

Automated Product Assembly

Full contract assembly services for molded components:

  • • Manual, semi-automated, and full automation
  • • Custom assembly line design
  • • Automotive and medical device subassemblies
  • • Tape & reel, tray, and custom packaging
  • • Cost-optimized solutions for next-level assembly
4

Precision CNC Machining

High-accuracy machining for mold components and custom parts:

  • • CNC turning and milling (4 & 5-axis)
  • • Wire and sinker EDM
  • • Laser cutting and deep drilling
  • • Micro-machining and engraving
  • • Metals and hard plastics

Our Product Solutions

Engineered for performance, precision, and reliability

Automotive Interior Mold

Automotive Interior Mold

Complex multi-cavity mold with inner slides and overmolding for dashboard components.

Material: ABS + TPE
Weight: 450g
Production: 500k pcs/year
Medical Device Enclosure

Medical Device Enclosure

High-precision two-shot mold for diagnostic equipment housing.

Material: PC + Silicone
Weight: 180g
Production: 200k pcs/year
Electronics Housing

Electronics Housing

Multi-cavity mold with hot runner system for consumer electronics.

Material: PC/ABS
Weight: 95g
Production: 1M pcs/year
Home Appliance Component

Home Appliance Component

Large-scale mold with hydraulic unscrewing for washing machine parts.

Material: PP
Weight: 1.2kg
Production: 300k pcs/year
Industrial Connector Mold

Industrial Connector Mold

Close-tolerance mold with multi-slide mechanism for rugged connectors.

Material: PBT + GF
Weight: 65g
Production: 750k pcs/year
Automotive Lighting Lens

Automotive Lighting Lens

Optical-grade mold with precision polishing for LED headlight lenses.

Material: PMMA
Weight: 110g
Production: 400k pcs/year
Sporting Goods Component

Sporting Goods Component

Durable mold for outdoor equipment with UV-resistant materials.

Material: HDPE
Weight: 320g
Production: 150k pcs/year
Consumer Electronics Button

Consumer Electronics Button

Micro-molded keypad with tactile feedback and backlighting.

Material: TPU
Weight: 5g
Production: 2M pcs/year

Commitment to Quality & Reliability

ISO 9001 certified processes ensuring excellence at every stage

Quality Control in Manufacturing

At GDTHE, quality is not an afterthought — it's built into every process. Our ISO 9001 certification reflects our commitment to consistent, high-standard manufacturing practices that meet international requirements.

✓
Advanced Inspection Tools: CMM, vision systems, and in-process gauging.
✓
Process Validation: Mold trials, SPC, and DOE for consistent output.
✓
Material Traceability: Full documentation from raw material to final product.
✓
On-Time Delivery: Proven track record of 98%+ on-time shipment.
✓
After-Sales Support: Responsive service for mold maintenance and troubleshooting.

Get in Touch

Ready to start your next project? Contact us today for a free quote and technical consultation.

24/7 Hotline: +86.139.2872.8428
Website: gdthe.com
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We respond to all inquiries within 24 hours.

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