Custom Plastic Manufacturing in China

Zhongde, China custom manufacturing manufacturing of OEM plastic and rubber part, is committed to providing better quality products with faster delivery.

Our Custom Manufacturing Services

Zhongde, a custom plastic product solutions manufacturer, specializes in OEM plastic and rubber parts, delivering high-precision molding solutions tailored to your specifications, with expertise in DFM analysis, advanced mold design, product assembly, and rigorous quality control.

Injection Molding

Custom plastic and rubber molding with high efficiency, as well as overmolding and insert molding to enhance durability.

Compression Molding

High-integrity parts with excellent dimensional stability and reliable material performance.

CNC Machining

Precision CNC milling and CNC turing service for custom plastic and metal parts, offering high accuracy and smooth finishes.

Urethane Casting

Strong, flexible parts for various industrial applications—great for low-volume production with excellent surface finish.

Metal Stamping

Precision metal stamping service—perfect for complex, high-volume metal parts with tight tolerances and consistent quality.

Mold & Tooling

Professional engineer support and in-housing production to ensure high-precison mold & tooling with fast delivery.

3D Printing

Delivers precise, customized prototypes and products with quick turnaround times, ideal for innovation and design.

Manufacturing Services for Various Custom Parts

We are proud to provide our customers with china injection molded parts and custom machined parts. All of our quality product for rubber and plastic components are manufactured using certified quality materials and state-of-the-art manufacturing machinery and software.
Your custom precision-made rubber and plastic components are always made in our Chinese manufacturing facility. By choosing Zhongde as your injection molded parts and CNC machining company, You can rely on us for both quality assurance and timely delivery.

Custom Plastic Part

High-quality custom molded plastic parts with the most competitive price that exceeding your expectations.

Custom Rubber Part

Our process cover rubber injection molding and compression molding to meet your product specifications.

Custom TPE Part

Zhongde provides customized flexible and rigid TPE parts for companies that demand quality products.

Custom CNC Part

Custom China precision CNC machining parts, from simple to complex, with expert CNC milling and turning services.

How To Order Custom Manufacturing Parts?

Get a Quote

Get a quote for tooling and the first batch production.

DFM

DFM report will be provided for production confirmation if needed.

Tooling Making

You get a sample per part for your approval.

On-demand Prodction

Your parts go into production after samples are approved.

Secondary Process & QC

We use the sample to verify future orders and provide QC checks.

Delivery

From Prototype To Production, Quality is Guaranteed!

Founded in 1978, Zhongde is a professional on-demand manufacturer focused on custom plastic and rubber manufacturing services. Based on 40 years of technology deposition, advance equipment, digital manufacturing that meets all your needs from prototyping to production.

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Advanced Machines

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Custom Manufacturing Services for All Industries

Crafted to meet the rigorous demands of the world’s most challenging industries, our rubber and plastic components range from molded bushings and seals to highly customized parts with unique dimensions.

Home Appliances Custom Moulding

Material Handling Custom Moulding

Mine Metallurgy Custom Molding

Consumer Electronics Custom Molding

Agricultural Machinery Custom Molding

Medical Equipment Custom Molding

Communication Custom Molding

Automotive Custom Moulding

Chemical Equipment Custom Molding

Marine Custom Molding

Zhongde Successful Stories

With manufacturing facilities and offices in China, we provide ,on demand manufacturing solutions tailored to your needs.

Working with Zhongde has transformed the way we produce automotive parts. They precisely meet our technical needs, significantly improving production efficiency.

Peter PanMechanical Engineer

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Yogi Dwi SaputriSupply Chain Manager

Zhongde’s deep understanding of the marine industry has been a great asset. They provide customized solutions tailored to our specific needs, solving many technical challenges.

Caterina FavinoCo Owner

Knowledge Hub

Common Casting Defects: Causes and Solutions

Casting defects can affect the dimensional accuracy, mechanical properties, and surface quality of finished metal parts. They may result from problems with mold design, molten metal flow, solidification, or process control. Understanding the relationship between defect patterns and their causes provides a practical basis for troubleshooting and process improvement. What Are Casting Defects? Casting defects […]

2026-11-06

Best Impact-Resistant Plastics for Engineering Parts

A plastic with high strength is not necessarily resistant to impact. Some materials can withstand substantial static loads but fracture when subjected to sudden force. This makes impact-specific performance an important part of material selection. Why Can Some Plastics Withstand Impact? The impact behavior of plastics is closely related to the movement of their polymer […]

2026-11-03

Heat Staking Process and Design Considerations

When plastic parts need to be joined securely, heat staking offers an alternative to screws, adhesives, and snap fits. The process reshapes molded plastic features to hold components together while reducing the need for additional hardware. This article examines its benefits, limitations, and alternatives. What Is Heat Staking? Heat staking is a thermoplastic joining process […]

2026-10-30