Plastic and Rubber Injection Molding Manufacturers

From prototyping to mass production — trusted by
5000+ global clients.
As a china leading injection molding manufacturer, Jiangzhi
specializes in high-quality plastic and rubber parts, delivering cost-
effective, precision-engineered solutions.
Upload Your Drawings

Comprehensive Molding Service & Solutions

Jiangzhi specializes in one-stop molding and manufacturing services, supported by advanced precision technology and flexible production expertise. With over 40 years of experience, our proactive approach and reliable delivery have helped us produce thousands of unique metal and plastic parts for clients worldwide.
Large Parts CNC Machining Service

Injection Molding

  • Volume-produce
  • Complex Designs
  • Minimal Material Waste
Compression Molding Service Banner

Compression Molding

  • Multi-Cavity Capable
  • Lower cost, Longer Cycles
  • Strong, Thick-walled Parts
CNC Machining Parts

CNC Machining

  • No Mold Required
  • Prototypes & Small Runs
  • Metals & Plastics
PU Casting Parts

Polyurethane Casting

  • Permanent Mold Casting
  • Nylon & Polyurethane
  • Durable, Wear-resistant
    Parts

From Tooling Development to Production

At Jiangzhi, we provide Comprehensive one-stop Services, covering everything from design and mold production to assembly and packaging.
Explore More

DFM (Design for Manufacturing)

We optimize your product for manufacturability, reducing costs and production time in the injection molding process.

Mold Design & Manufacturing

Our team designs and produces durable, high-quality molds for all your molding needs, ensuring precise results every time.

Surface Treatment

Specialized in mold surface treatments such as polishing, texturing, and coating to enhance part quality, improve demolding efficiency, and extend mold lifespan.

Assembly Services

We offer both automated and manual assembly solutions, streamlining the production process for your custom plastic contract manufacturing projects.

Quality Management

Rigorous quality control ensures each part meets strict standards, giving you reliable, defect-free results.

Packaging & Delivery

We use secure packaging to protect products in transit and offer flexible shipping for timely, cost-effective delivery.

Design and
Engineering Support

  • DFM & Design Review
  • Material Selection Guidance
  • Mold Design & Tooling
  • Manufacturing Process Optimization
  • Prototype Validation
  • Production Technical Support
engineering support

Manufacturing Capability

Every custom project has different production requirements. The right manufacturing partner needs the capabilities to adapt across products, processes, and production stages.

Large-Scale Production Capabilit

Multi-Process Manufacturing

Reliable Production & Delivery

Advanced Manufacturing Facility

CNC Machining Facility
CNC Machining Facility
Gantry Milling Machine
Gantry Milling Machine
Machining Center 1
Machining Center 1
Machining Center 2
Machining Center 2
Machining Center 3
Machining Center 3
Graphite Machine
Graphite Machine
Wire Cutting Machine
Wire Cutting Machine
Injection Molding Machine
Injection Molding Machine
Rubber Injection Machine
Rubber Injection Machine
Rubber Vulcanizing Machine
Rubber Vulcanizing Machine

How to Work with Us?

Ready to turn your design into reality? Our simple step-by-step process makes it easy and secure to start. Upload your CAD file today, receive a custom quote with professional design feedback, and move quickly to production so your parts are delivered on time with quality guaranteed.
Start a Project →

01.

Upload a CAD File
Submit your drawing files securely. We
ensure clear communication and privacy
throughout the process

02.

Quote & Design Analysis
Get a custom quote and a DFM report to
ensure precision and manufacturability.

03.

Manufacturing Begins
Once confirmed, we select the best suitable
molding process and startproduction,
with customizable finishing options.

04.

Parts Shipped On-Time
Your parts are shipped securely
worldwide, with tracking and optional
assembly services.

About Jiangzhi Injection Molding Manufacturer

Jiangzhi's Evolution: 40 Years of Innovation and Grow. We continue to innovate, delivering
precision and reliability in every product we create.
Jianzhi Factory Workshop

Shaping the Future of Molding Solutions

Founded in 1978 as a family business, Jiangzhi started with a focus on local markets and cable manufacturing. Over the years, we expanded into customized rubber and plastic component production, and by 2008, we entered the global market with a commitment to delivering high-quality solutions. Today, Jiangzhi has grown into a 30,000-square-meter automated factory, equipped with state-of-the-art machinery to support a wide range of manufacturing needs.

We specialize in precision injection molding and custom rubber and plastic solutions for a wide range of industries. Our experienced team works closely with clients to turn complex designs into high-quality, reliable components.
About Jiangzhi
Get a Quote

Testimonials

Over the years, Hebei Jiangzhi Machinery Equipment has worked with customers from around the world on custom rubber, silicone, and plastic component projects. From product development and engineering support to manufacturing and delivery, our goal is to provide reliable solutions that meet each customer's specific requirements. Read what our customers say about their experience working with us.

USA · Michael

This company was a pleasure to work with. The quality of the POM rollers was exceptional in every aspect, and the packaging was sturdy and durable enough to ensure the products arrived safely after shipping to the United States. The price was also very reasonable. Sylvia provided excellent support throughout the entire process, making the purchasing experience smooth and hassle-free. She was friendly, professional, and responsive, which gave us great confidence in choosing this supplier. I would highly recommend this company to anyone looking for reliable custom manufacturing services.

 January 23, 2026

UK · John

This was our third product manufactured by Hebei Jiangzhi Machinery Equipment and the quality and packaging has exceeded our initial expectations, the response to questions and problem solving is second to none, we have started our fourth manufacturing project with this company we have been that impressed. This company has evolved from our initial dealings to such an extent that we no longer need to outsource any other manufacturers for our plastic molded hair straightener nozzles. Well done and we look forward to lots more business in 2026. Regards John
February 4, 2026

Canada · Daniel

This factory provided excellent support throughout our entire project. From the beginning, they established a clear production schedule and delivered according to the agreed timeline, with honest and timely updates throughout the process. Due to the extreme complexity of the seals, quality was our biggest concern, but the team successfully achieved the required accuracy and workmanship, exceeding our expectations. They also demonstrated strong engineering capabilities by reviewing our 3D files, asking the right technical questions, and providing design verification before mold production. Ivy and Production Manager Andy were highly professional, patient, and responsive throughout the project, providing valuable technical guidance and recommending suitable material solutions for our application. We are extremely satisfied with the final results and the overall cooperation experience.
March 21, 2026

Japan · Hirosh

It took a little time from the first exchange, but it was necessary to have accurate meetings and communication. A great engineer corrected any small errors. As a result, we were able to create a very good product, and we are very satisfied with it.
March 4, 2025

Australia · David

As always, Jessie and her team deliver a high quality product with a great attention to detail. Customer service is fantastic and goes well above and beyond. Delivery is made easy as the team has experience shipping to Australia.
September 16, 2024

USA · Emily

Great product and overall experience. The team was responsive and professional throughout the project, addressing our concerns promptly and ensuring the final product met our expectations. We are very pleased with the quality of the finished product.
March 19, 2024

South Africa · Peter

Hebei Jiangzhi Machinery Equipment is a world class manufacturer of rubber silicone products. The samples that I sent and the Iprodicts I imported from them were identical and of the highest quality. I highly recommend using this company and entrusting your product manufacturing with them, I will definitely use them again!
March 3, 2021

Ready to Start Your Project?

Share your drawings, samples, or requirements with us. Our engineering team will review your project and provide a fast DFM analysis and quotation.

Get a Quote

Injection Molding Manufacturers Support & Resources

Don't get your answer? Let’s jiangzhi answer for you!
Write Your Question

Simply upload your CAD files, and we’ll provide an instant quote within 24 hours. Our fast response time helps you make decisions quickly and confidently.

We offer flexible options with no minimum order requirement for prototypes or small runs. Whether you need a few parts or larger production volumes, we tailor our services to meet your needs.

Absolutely! We specialize in fast turnaround and can adjust production schedules to meet urgent deadlines. Let us know your timeline, and we’ll make sure you get your parts on time, without compromising quality.

We use state-of-the-art inspection equipment and follow strict quality control processes at every stage of production. Plus, we provide sample approval before mass production, so you can confirm everything is to your satisfaction.

We’re here to help! If you need design adjustments, our design team will work with you to implement revisions quickly and seamlessly. Our goal is to ensure the final product meets your exact requirements.

Once you’ve received your quote and confirmed your design, simply confirm the order online. For payment, we accept a variety of secure options, and our team will guide you through the entire process for a smooth experience.

Yes! We offer a quality guarantee on all our parts. If there’s any issue with your order, we will rework or replace the parts as necessary to ensure your satisfaction.

Other About Jiangzhi Article Resources

Warping

ABS CNC Machining Defects: How to Prevent Warping

Read More
Rapid CNC Machining Process

Rapid CNC Machining: Process, Materials & Cost Guide

Read More
Adhesive Bonding

Adhesive Bonding: Process, Types & Surface Preparation Methods

Read More
Extrusion Molding

10 Types of Extrusion Processes Explained

Read More
Plastic Welding

Plastic Welding: Types, Process & How to Choose the Right Method

Read More
UL94 Flammability Test

Flame Retardant Plastics for Injection Molding: UL 94 Guide & Material Selection

Read More
Scroll to Top