Global Custom Parts Manufacturing On-Demand

Upload your 3D model to activate multiple manufacturing processes for part production. Complex parts, rapid prototypes, medium batches, and large-scale production are available. Access an extensive material library, precision surface finishing, DFM, product assembly, and global door-to-door delivery services.

An NDA can be signed if needed before the quotation.
parts manufacturer from Mexico
TESLA
APTIV
Johnson Control
STANLEY
PORSCHE
SAFRAN
HONEYWELL
MAGNA
Intermas
SUMMIT

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As your digital manufacturing partner, First Mold delivers end-to-end production solutions through a unified online platform. With our one-stop shop services in both subtractive and additive manufacturing, we eliminate the need to coordinate with multiple suppliers. Upload your design once to manage prototyping, custom part production, and scalable volume manufacturing in a single workflow.

Steel/Aluminum injection molds, die casting molds, and stamping tools. Accelerate your production with 30% faster tooling delivery and certified mold lifecycle management.

From custom plastic parts prototyping to high-volume production, we deliver precision injection molding with 500+ engineering-grade thermoplastics and ±0.01mm tolerance.

Precision CNC machining of metal alloys & engineering plastics. Optimized for complex part geometries, tight-tolerance (±0.005mm) components, and low-to-high volume production.

On-demand 3D printing services via SLA, SLS, FDM technologies. Produce functional prototypes and end-use parts in 48 hours with 20+ industrial polymers.

Case Studies

See How We Transform Ideas into Precision Parts

From low volume manufacturing to mass production, First Mold has delivered 10000+ mission-critical parts for global industries.

We never stop exploring the path of plastic parts and metal parts. Cases are the proof of strength of a good company.

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The skilled application of our processes supports us in completing different types of parts manufacturing and production projects. As a reliable custom parts manufacturer, we have delivered over 20,000+ custom parts to global customers via our online manufacturing services. We believe there must be projects among them that are the same as or similar to your industry and products. We can transform all your drawing requirements into mass-producible industrial-grade products.

First Mold has worked on far more parts production projects than these. Upload your drawings, and our staff will contact you as soon as possible. You can confirm with our staff whether we have prior experience in your project.

What Kind of Parts Manufacturing Company is First Mold?

First Mold is a custom parts provider with three major manufacturing bases (two in China, one in Mexico). Over more than a decade of development, First Mold has also gradually become one of the top ten online parts-making services platforms, with significant influence in North America, Europe, and the Asia-Pacific region. 

Leveraging a wide range of processes, First Mold has established mature project management models for both plastic parts and metal parts, continuously providing precision custom parts manufacturing services to over 30 countries, including the USA, Canada, Mexico, the UK, Germany, France, Sweden, Italy, Spain, Australia, Belgium, Japan, South Korea, and mainland China.

Why Choose Us to Make Custom Parts

30
+

Served Countries

120
+

Technical Personnel

110
+

Advanced Equipments

14
+

Process Types

For engineers and procurement teams, selecting a custom parts manufacturer goes beyond ticking boxes for ISO certs or machining capabilities. It’s about partnering with experts who convert compliance into real-world ROI:

Here’s why global innovators choose us as their long-term supplier:

Dual Manufacturing Hubs

Facility In Mexico - North America & Europe Market​

Our Guanajuato-based Mexico factory is engineered for nearshore manufacturing excellence. Strategically positioned near Texas border crossings and Atlantic freight routes, we guarantee:

Facility In China - Asia-Pacific Market

With two advanced facilities in Zhongshan, our Chinese bases serve as the backbone of high-efficiency manufacturing for industrial hubs across Asia and Europe. Located within 50km of raw material clusters and major ports, we deliver:

Firstmold Factory Sideview

Precision-Built Teams, Precision-Made Parts

Behind every precision part is an ecosystem of specialized teams, not just machines. First Mold’s departments are hardwired to eliminate your supply chain risks:

DepartmentTags
Injection Molding Workshop1. 90-1600T Clamping Force
2. 500+ Material Profiles Pre-Loaded
Mold Fabrication Workshop1. ±0.0254mm(±0.001″) Cavity Precision
2. 72hr Rapid Tooling Trials
CNC Machining Workshop1. 5-Axis Simultaneous Machining
2. 50+ Haas & GF+ Machines
Quality Inspection Department1. CMM Scanning: 0.001mm Accuracy
2. 100% Batch Traceability
PMC Department1. Real-Time Production Dashboards
2. 48hr Engineering Change Implementation

Injection Molding Workshop

FirstMold injection molding workshop in China

Mold Fabrication Workshop

Mold Fabrication Workshop

Mold Machining Workshop

FirstMold Mold Machining Workshop in China

CNC Machining Workshop

FirstMold CNC Machining Workshop in China

Quality Inspection Department

FirstMold Quality Inspection Department in China

4 Parts Manufacturing Solutions

Applying industrial-grade 3D printing, 5-axis CNC machining, and rapid injection molding, we transform CAD files into functional prototypes within 72 hours. Unified mold flow analysis ensures your design is production-ready from the first sample.

Combining rapid toolingprecision die casting, and CNC machining, we deliver 50-5,000 bridge production units in 15 days. Flawlessly switch between engineering plastics and metal alloys while maintaining tight tolerances.

High-Volume Parts Manufacturing

Powered by automated injection molding lines and production-grade molds, we guarantee 40,000+ daily outputs. Our China-Mexico dual hubs optimize costs and speed for million-unit orders with zero supply chain disruptions.

Contract Manufacturing Services

End-to-end custom manufacturing solutions integrating additive manufacturing and subtractive manufacturing. From raw material sourcing to global logistics – we handle it all, freeing you to focus on product innovation.

Precision Metal & Plastic Parts Manufacturing

The engineers at First Mold master the majority of materials used in component manufacturing.

Metallic materials are primarily applied in our mold manufacturing, CNC machining, 3D printing, and die-casting processes. Common metal processing materials include aluminum alloys, zinc alloys, stainless steel, various tool steels, and copper.

Plastic materials are mainly used in injection molding, CNC machining, and 3D printing processes. Common plastic processing materials include ABS, PC, PA66 (Nylon 66), POM, PP, PE, PMMA, PPS, PEEK, LCP, PET, PBT, PS, and PVC.

Metal and plastic parts manufacturing process in CNC machining and injection molding workshop

See what our customers said

​​How to Manufacture with First Mold?​

Engineer reviewing 3D CAD model specifications during client consultation phase

1. 3D Design Upload

Submit 3D CAD models and discuss technical specifications with engineering teams.

DFM report validation meeting with cross-functional team checking CNC machining feasibility

2. DFM Analysis & Quotation

Conduct ​​Design for Manufacturability (DFM)​​ verification and provide cost estimation

Automated CNC machine milling aerospace-grade aluminum alloy components under ISO 9001 protocols

3. Component Making Process

Execute ​​advanced manufacturing methods​​ including ​​CNC precision machining​​, ​​injection molding​​, 3d printing, etc.​

CMM measurement technician verifying dimensional accuracy of medical device components before shipment

4. Quality Inspection & Delivery

Implement ​​dimensional accuracy checks​​ and arrange ​​certified logistics​​ for ​​high-grade components​​.

Human quotation is the primary pricing method on our manufacturing platform. After uploading your part’s 3D file, our project managers will contact you within 2 hours. Based on your uploaded manufacturing requirements, we will provide the most accurate quotation.

The quotation generation system is powered by First Mold’s self-developed AI quotation system. After you upload 3D drawings, material specifications, quantity, surface treatment requirements, and other needs, the system will instantly provide an approximate quotation for your reference.

Why Go Online? Precision Manufacturing Simplified

Digital manufacturing isn’t just convenience – it’s a competitive edge. By utilizing our online part fabrication platform, you unlock:

online parts manufacturing platform system quote

Latest News & Article

Hands assembling a plastic prototype during early product development
How to Make a Plastic Prototype

Learn how to make plastic prototypes from start to finish: set goals, design in CAD, select materials and prototyping methods, then test, iterate and cut costs.

Professional engineer testing a custom metal prototype with CNC machine in advanced manufacturing lab
The Basics of Making a Metal Prototype

Create durable metal prototypes faster: Step-by-step guide with industry cases (aerospace/medical), cost-saving tips, and compliance testing methods.

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