Dongguan Xinjuexin Plastic Hardware Products Factory

Professional one-stop supplier of molds, plastic parts and metal parts, including rapid prototyping, mold making & on-demand production.

Custom Plastic Injection Moulding Company

Xinjuexin Plastic

Specialising in customised plastic products, xinjuexin Injection Moulding Company provides a one-stop service including design, injection mould manufacturing and finished product assembly. With state-of-the-art facilities and extensive experience in manufacturing complex plastic parts, we are always committed to meeting our customers’ needs and providing exceptional service.

Our Manufacturing Services

Plastic Injection Molding

Providing one-stop solutions from design to final product, focusing on producing high-precision, high-quality plastic parts. These services include mold design and manufacturing, material selection consulting, prototype development, high-volume production, and post-processing operations such as decoration, printing and assembly

Compression Molding

Compression molding technology excels at producing precision, large parts with simple and straightforward mold design. Save cost and weight by tailoring composite parts to your unique needs

Mould Making

Molds are key to plastic and rubber molding, providing navigation for efficient manufacturing. Our tooling expertise ensures precision and reliability, producing custom parts that meet your specific requirements, consistently

3D Printing

3D printing or additive manufacturing is a process of creating three-dimensional physical objects from digital files. Our 3D printing technology can very well reduce customers’ pre-production cost investment and put it into the market to seize business opportunities.

CNC Machining

Our machined parts have fast turnaround times and offer a variety of surface finishing options. Our strong production capabilities ensure cost-effective high-volume production with tolerances as small as ±0.05mm

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Professional Manefacturers
of  Custom Plastic Parts

One-stop supplier for plastic, silicone rubber and metal components, with advanced equipment and a variety of production technology, our unmatched in-house capacity ensures your parts are shipped on-time, every single time. At Xinjuexin, our ISO9001-certified facilities are designed for both rapid prototyping, low-volume production and mass production of end-use components.

Injection Molding Company

Why Choose Us

With ample experience

16 years professional injection molding production source factory

Personalized customization

Mold R&D and design, injection molding, finished product assembly on stop service

High quality

Obtained ISO quality certification and manufactured in strict accordance with international standard criteria

Professional experience ensures parts quality

As an ISO 90012015 certified company, we strictly implement ISO standards throughout our entire production line to provide consistently high quality products, and our rapid prototyping and production systems also use cutting-edge technology to ensure manufacturing accuracy and precision. . With state-of-the-art testing and measurement tools, we ensure every component meets your new specifications.

Expert Technical Support

With a group of dedicated and competent engineers and technicians, RapidDirect can help tackle your concerns with proactive and professional support 24/7.

Rigorous Quality Control

We follow a strict quality control system to ensure the superior quality prototypes and production parts manufactured.

Rework and Refund Policy

If the parts fail to meet the required specifications, kindly contact us within five business days of receiving your order, and we will resolve your problem within 1-3 business days.

How to work with us & Our ordering process

Receive product drawings

After the customer sends the product drawings, the product will be initially evaluated and quoted. If necessary, a confidentiality agreement can be signed to protect the client's intellectual property rights.

Feasibility Assessment and DFM Report

The engineering team conducts a detailed feasibility assessment of the customer's design and provides a DFM report to ensure the design is achievable and guide  

Design mold drawings and manufacture molds

After the customer approves the DFM report, start designing the mold drawing and making the mold.

Trial production and testing

After the mold is made, trial production is carried out and the samples are tested to ensure that the size and performance meet the requirements. When the test fails, the mold will be modified or 

Customer confirmation sample

Send successfully tested samples to customers for final confirmation to ensure that the product fully meets customer expectations

Quality inspection and production

After the customer sample is confirmed, raw materials are purchased and quality inspection is carried out, and then the production process such as mixing, injection molding, 



Xinjuexin has obtained ISO 9001:2015 & IATF 16949:2016 certificates, and FDA, BPA Free, UL94 V0 certificates, dedicated to strict quality control and thoughtful customer service.Quality is the domain of our special focus. All parts of our production are subject to a strict control at each phase of the production.