PROTO MFG offers a one-stop solution for custom parts manufacturing.

Timely communication, rich experience, superb production, flexible transportation, on-time delivery
Rapid Prototyping

The Protos Standard

PROTO MFGs Tesla Supplier Code: 204021

PROTO MFG Obtains ISO 13485:2016 Management System Certification

Our Robust Capabilities Behind Numbers

Global Customers
Parts Manufactured Since 2014
On-Time Delivery
Final Passed Rate

Wonderful Factory Trip

Machining Projects Working Flow

Request a Quote

DFM Report

Receive Parts

7/24 Quote engineer online

Quote within 4 hours for Rapid Prototyping;

Quote within 12 hours for Series Projects;

Quote within 48 hours for Mass Production.

Every machining project is reviewed by Proto Engineering Team for design of manufacturability and application fit, we’ll give you a Feasible Processing solution.

Place your order, then we’ll deliver on time. We also provide flexible tariff plans, shipping methods, and payment terms according to your needs

Featured Capability of Material

Stainless Steel
PA 66

Featured Capability of Finishing

Anodizing Type II
Anodizing Type III
Heat Treatment
Sand Blasting
As Machined
Electro Plating
Gold Plating

Featured Served Industry


About US


 has been satisfying its hundreds of customers since 2014 with its consumer based custom precision parts. With our skilled craftsmanship and years of expertise, Proto MFG has the means to get you exactly what you need and when you need it. We are dedicated to creating long-term partnerships with our customers by providing reliable custom manufacturing service and dependable products.


ISO 13485:2016
ISO 9001:2015

Recent Post

Concept to Products - Simplified Steps
Concept to Products - Simplified Steps
Jul,11 2023
The prototype stage is where you bring the product to life. This stage involves the creation of a preliminary version of the product. You can use PROTO MFG's manufacturing services(CNC machining, sheet metal, urethane casting, compression molding, 3D printing) to create an initial model or have a single unit created. The created prototype is a preliminary test of the product, and there will be several modifications to ensure it aligns with the specifications.
PROTOT MFG's CNC Machining Supports the 5G Communication Equipment Industry
PROTOT MFG's CNC Machining Supports the 5G Communication Equipment Industry
Jul,07 2023
CNC machining is a computer-controlled manufacturing process that creates highly precis……
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