Rapid Custom Parts Manufacturing Services

From prototype design to on-demand production, delivering high-quality manufacturing services at competitive prices.
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Free Quotes, Faster & Better
One-Stop Manufacturing Service

PartsMastery Your Trusted Choice

With 15 Years of Excellence, Born in Shenzhen – The Heart of Global Manufacturing Operating in the Greater Bay Area, we partner with the region's top-tier parts suppliers to tackle your manufacturing challenges. Experience fast turnaround with high-quality parts delivered in as little as 24 hours.

CNC Machining Services

  • Precision CNC milling & turning

  • Tight tolerances up to ±0.005 mm

  • Rapid prototyping & low-volume production

  • Custom surface finishing (anodizing, polishing, plating, coating)

  • Full material certification and quality inspection reports

5 Axis CNC Machining

  • Full 5-axis simultaneous machining

  • Rapid prototyping and low-volume production

  • High-complexity surface machining (impellers, molds, medical and aerospace parts)

  • Complete surface finishing services (anodizing, polishing, plating, coating)

Sheet Metal Fabrication Service

  • Laser Cutting, Bending & Forming

  • CNC Punching & Stamping

  • Welding (TIG/MIG/Spot Welding)

  • Custom Enclosures, Brackets, Frames & Panels

  • Surface Finishing (Powder Coating, Anodizing, Plating, Brushing)

Surface Treatment Services

  • Polishing, ordinary hard, oxidation, surface chamfering, tempering, etc.
  • Enhance product aesthetics and improve durability
  • Ensure consistent texture defined by roughness, waviness and lay

Injection Molding

  • ISO 9001:2015, ISO 13485, ISO14001:2015, IATF 16949:2016 certified
  • T1 sample as fast as 2 weeks
  • No minimums

Injection Mold Tooling

  • Precision CNC milling & turning

  • Mold Design & Material
  • Plastic Preparation
  • Melting & Injection
  • Cooling & Solidification

CNC Milling

  • Price: $$
  • Lead Time: < 10 days
  • Wall Thickness: 0.75 mm
  • Tolerances:±0.125mm (±0.005″)
  • Max part size: 200 x 80 x 100 cm

Die Casting

  • Advanced Inspection Equipment
  • Comprehensive Testing Procedures

  • Proven Quality Standards

PartsMastery: Made in China, Delivered Globally

Our engineers are all fluent in English, enabling seamless communication to turn your custom specifications into high-quality parts with speed and precision.
Leveraging global shipping hubs, we deliver to Europe and the Americas in as little as one week.

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How to Work With Us

We enable your project to obtain metal and plastic parts with excellent mechanical properties at very low cost.

Send CAD files

Click Start Project to upload CDA file

Free DFM feedback

PartsMastery engineers and designers can provide design-for-manufacturing (DFM) and instant quotes.

Customized production

After confirming your manufacturing project, we perform precision processing in accordance with manufacturing standards.

Inspection and transportation

Quality checks are performed on the completed parts and then the parts are delivered to you safely.

From Rapid Prototyping To Production

PartsMastery Manufacturing supports your complete product lifecycle with flexible manufacturing solutions for every scale.

Rapid Prototyping

Transform design concepts into physical samples in days. Verify your design quickly before committing to full production.

Low-Volume Manufacturing

Cost-effective soft tooling bridges the gap between prototyping and final production. Launch products faster with minimal upfront investment.

On-Demand Production

Scalable manufacturing for production runs. Our engineering team optimizes quality and cost for your specific requirements.

PartsMastery Quality Assurance

We always double-check parts to ensure 100% customer satisfaction. Why trust the quality control of PartsMastery Company? With our innovative, efficient, and advanced manufacturing processes, we make it easier and faster for you to order parts. Ensure the completion of your custom parts solution through the following strict quality control processes.

Man and Machine

Long-term industry experience enables us to accurately understand and implement complex designs and high-precision requirements, ensuring high quality and exceeding manufacturing standards after using advanced technology and machinery.

  • Mechanical Engineer 1 to 1
  • Feedback on product production status every three days
  • Innovative CNC machining technology

The Most Stringent Inspection Standards

Our mechanical engineers perform design review and material verification on drawings before parts are produced, and conduct on-site inspections of fixtures and mechanical equipment systems in the shop.

  • Check dimensions after processing
  • Dimensional and appearance inspection after surface treatment
  • ISO 9001 :2015

After-Sales Service

Long-term industry experience enables us to accurately understand and implement complex designs and high-precision requirements, ensuring high quality and exceeding manufacturing standards after using advanced technology and machinery.

  • Mechanical Engineer 1 to 1
  • Feedback on product production status every three days
  • Innovative CNC machining technology

How Does PartsMastery Ensure Consistent Quality?

Why not listen to what others have to say about PartsMastery? These are real insights drawn from experience.

Processing Guide

Our in-depth guide looks at all aspects of digital manufacturing: from drawing design to 5-axis machining, milling machining, drilling machining turning machining,cbased on improved efficiency, precision and flexibility, coupled with complete production process management, so you can respond faster to market changes and your needs.

Major Industries Service

We work with more than 90% of Fortune 100 companies from our target industries.

Aerospace

High-quality components from early…

Automotive

Rapid prototyping and ramp-up production…

Consumer Electronics

Functional prototyping and on-demand…

Medical

Accelerated development of medical…

Manufacturing Resources

PartsMastery Blog: Learn more about China's CNC machining and sheet metal processing, lean manufacturing, and cost calculation.

Contact US

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