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HM Manufacturing

ABOUT US

Manufacturing Your Ideas,Private & Precise

HM Manufacturing machinist operating a CNC machine
HM Manufacturing team training session
HM Manufacturing team collaborating in the office
HM Manufacturing inspector checking mold tooling
  1. 2014

    Mold Engineering

    Founded in Taizhou as a mold engineering and part design practice

  2. 2017

    In-House Tooling

    Built in-house tooling for appliance and motorcycle parts molds

  3. 2020

    Design + Validation

    Opened a design studio pairing mold-flow simulation with 3D printing

  4. 2021

    Export + ISO 9001

    Expanded exports to North America and Europe. Earned ISO 9001

  5. 2023

    More Molding Options

    Added IMD decoration and multi-color injection molding

  6. 2024

    Scaled Production

    Expanded household tooling and automated, standardized production

  7. TODAY

    Integrated Network

    Core tooling and molding in our own plant, a vetted network around it

Our Story

At HM Manufacturing, we make custom manufacturing easier to run. Since 2014, we have helped engineering teams, procurement teams, and consumer brands cut lead time, control cost, and hold quality steady from first drawing to finished production

We specialize in mold design, injection mold tooling, injection molding, CNC machining, 3D printing, and rapid prototyping, serving automotive, medical device, consumer electronics, aerospace, industrial equipment, and e-commerce customers. Our own factory controls core tooling and molding, with a vetted partner network extending finishing, assembly, and packaging

From rapid prototyping to volume production, we are your partner for flexible, scalable manufacturing. Send us a drawing and our engineers return a free DFM review and a firm quote, then stay on your project through to delivery

At HM Manufacturing, we help customers turn ideas into finished products with clearer control at every stage

Experience custom manufacturing made simple. Start your project

Our Mission

To provide one-stop solutions for global custom manufacturing customers, while enabling every employee to realize their value by solving customer problems

Our Vision

To become the fastest-responding preferred supply chain for global custom manufacturing customers

Core Values

A red response pulse moving through aligned engineered modules

Speed

We communicate promptly and clearly, answer questions directly, and make the next step explicit

A custom product centered in a tailored engineering system

Customer Centricity

We start from the customer’s goals and real situation, then provide the right product or project path

A transparent engineered assembly under precise inspection

Integrity First

We state our capabilities and commitments truthfully, and explain conditions, risks, and results accurately

Engineered modules converging around one shared solution

Collaboration

We solve problems across disciplines and keep product, engineering, and delivery information connected

At HM Manufacturing, we build the manufacturing side of other people's products. Since 2014 we have grown from a mold engineering practice into a factory that controls its own tooling and molding, with a vetted partner network around it. Our tooling engineers have spent their careers in mold design and molding, working to 5S and ISO-certified practices. What we sell is not capacity, it is one accountable team that carries a project from the first drawing to the finished product

Liam Zhang
– Founder, HM Manufacturing
“
Make it right, make it repeatable, make it on time
Liam Zhang, Founder of HM Manufacturing

Work & Life at HM Manufacturing

HM Manufacturing team on a company outing
HM Manufacturing colleague with a Lunar New Year giftHM Manufacturing colleague with a Lunar New Year giftHM Manufacturing colleague with a Lunar New Year giftHM Manufacturing colleague with a Lunar New Year gift
HM Manufacturing team at a trade show booth
HM Manufacturing colleagues on an off-site day
Mold storage hall at the HM Manufacturing plant in Taizhou

Our Manufacturing Network

Our own plant in Taizhou runs core tooling, molding, assembly, and quality control. Around that core sits a network of manufacturing partners we qualify against fixed standards and keep under our own inspection during production. That lets us flex capacity to your process, timeline, and budget while one team stays accountable to you from the first drawing through to delivery

  • Tooling, molding, assembly, and QC in our own 5,000 m² plant
  • 20+ injection presses from 50T to 2,000T, run by our own molding team
  • Finishing, decoration, and packaging through vetted partner factories
  • Every partner qualified, graded, and re-checked to our standard before it runs your order
120+

Countries Shipped

3,600+

Customers Served

500+

Molds Built Each Year

Factory Workshop & Machinery Gallery

Injection Molding
Free DFM Review
Food-Grade LFGB & FDA
Reply within 24 Hours

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Send a CAD file, a reference sample, or even a sketch. We reply within 24 hours