Plastic Injection Molding Solutions
A Serious & Responsible Partner
On-Demand Manufacturing Services
Do you want to get high-quality, affordable plastic parts, rubber parts and metal parts from China? We guarantee consistent quality for prototypes and end-use parts, in-house and through our verified manufacturing partners. Throughout the entire project production process, timely, professional, effective and easy communication will always be with you.
Rapid Prototyping
We offer the industry’s finest rapid prototyping services to support your new product development goals. 1-1000 Quantity, within 3 days by 3D printing, CNC machining, and other techniques.
Injection Molding
Flexible production quantities from 100 to 100,000 units per order. We offer free services on every project including free part design advice, help with selecting material, and cost planning.
Tooling and Engineering
Professional injection mold manufacturing and maintenance to ensure the service life of the mold. Lead times for building molds and sending samples vary from 5 days to 5 weeks.
CNC Machining
Low-volume manufacturing. Fast production. Suitable for kinds of metal and plastic prototypes and production parts.
Sheet Metal Fabrication
Use laser cutting, bending, stamping, spinning, welding, metal injection molding to produce metal parts.
Surface Finishing
A Manufacturing Partner You Can Trust
Parts Made
Customers Served
Countries Served
Years Experience
Quality Customized Parts
When choosing Sungplastic, you get a professional partner throughout the entire production cycle. Our one-stop service will save you time and cost, and let the entire production process be within your sight. Timely, professional, effective and effortless communication is always with you. We will advise on the best material selection for your project and part, and plan a sound manufacturing evaluation for you. We are ready to take your product from concept or drawing to reality. If you’re ready to start your next project, contact us for a free quote and project research.
Custom Plastic Parts
Methods: rapid prototyping, 3D printing, plastic injection molding, overmolding, insert molding, blow molding, etc.
Materials: ABS, PP, PC, PVC, PS, Nylon, HDPE, PMMA/Acrylic, PE, POM, TPE, TPU, TPR, modified plastics
Custom Rubber Parts
Methods: prototyping, 3D printing, injection molding, overmolding, insert molding, blow molding, compression Molding, transfer molding etc.
Materials: NR, PU, LSR, EPDM, SBR, NBR, silicone etc.
Custom Metal Parts
Methods: CNC machining, metal injection molding, sheet metal stamping, metal 3D printing, die casting, Extrusion.
Materials: aluminum, brass, copper, stainless steel, steel alloy, steel mild low carbon, titanium
The Industries We Served
As one of the best plastic mold and injection molding companies in China, our capabilities and expertise can be applied in many different markets, and with decades of experience we understand the particular demands of your industry.
Electronics
Consumer
LED
Industrial
Take A Tour of Our Factory

Just contact us for a quick quote, we will be available online 24/7 to support your business.
Plan Your Business Strategy with Us.
Prototypes and Parts Delivered Quickly in Four Simple Steps
Upload Project Designs
DFM Review + Quote
Confirm Order + Production
Receive Your Parts
Parts Manufacturing Solution Company
Satisfied Plastic Molder
Daniel Montanes
Client
Grattan O'Hagan
Client
Desmond Desioco
Client
Plastic Products Fabrication through Sungplastic
Sungplastic has rich manufacturing experience. In the injection molding service of plastic parts, we have always pursued effective and efficient communication, and adopted flexible and practical methods to ensure stable and long-term production.
In the demand for volume production of plastic products, the most common plastic manufacturing methods are plastic injection molding, rubber molding, overmolding, and insert moulding, blow molding, extrusion, roto-moulding and compression Molding.
Please read our production cases of project customization. Hope they are helpful to you and become a bridge for our communication. If you have new project to develop, please contact us to experience our professional services. Read more cases…
Smart Card Reader
Support rapid prototyping, mold building and plastic injection molding services.
Car Water Tank
Mold making, injection molding and ultrasonic melting services.
LED Lens
Light distribution design, mold tooling and precision injection molding services.
Sports Bottle
Provide product design, injection molding and blow molding services.
Slow Juicer
One-stop Service from Development to Production.
RV Lock Core
Custom metal stamping, overmolding and assembly services.
Rapid Prototyping and Low-volume Production
Rapid Prototyping Service
We offer the industry’s finest rapid prototyping services to support your new product development goals. Plastic, metal, and rubber can all be used to make prototypes. Commonly used materials for rapid prototyping: ABS, POM, PC, acrylic (transparent material), nylon, stainless steel, aluminum alloy, brass, iron, etc. It is very important to choose the right material for your design.
Low Volume Manufacturing
Low-volume manufacturing helps you to develop your market before investing in full-scale production. It can help you predict the market more accurately and make more reasonable manufacturing and production arrangements. We will maintain the consistency and product quality of prototype and batch products.
How to works with Sungplastic?
How soon can I get a quotation?
- Normally, we will get back to you within 6 hours after getting your detailed drawings and requirements.
- If projects include many different parts, we will try our best to get back asap.
What type of files does Sungplastic accept for quoting?
- In order to provide an accurate and timely quote, please try to provide complete manufacturing information.
- We accept 3D CAD files in STL, STEP, IGES, UG files, SLDPRT, or X_T format.
- 2D drawings in DXF, DWG, PDF with reference dimensions.
- Product Material you demand or suggested by us and the Order Quantity.
What is the normal process of a new project?
- It usually begins with a drawing/sketch or similar samples.
- We then collect the data required for the project quote and any special material requirements if you may have. After study of your material & through our interview process, we will complete your quote.
- If the project is approved, we ask for an initial advance payment of 50% of the cost to cover material costs, and the manufacture begins.
I have no drawings, will Sungplastic make design drawings for me?
- If you have a similar sample, you can provide it to us for reference and we will design it.
- If it is still an idea, please tell us your ideas as much as possible, and our design team and engineering team will assist you in realizing the product design.
How does Sungplastic ensure the quality of my products?
- Once your order is confirmed, we will perform a full Design for Manufacturing (DFM) review to point out any issues that our engineers feel may affect the quality of your products.
- We have the ability to share the production progress with you in real-time so that we can jointly solve any problems that may be encountered in the production process and ensure the smooth completion of the project.
How do I know my design will be kept confidential?
- We of course will sign and adhere to any non-disclosure or confidentiality agreement. We also have a strict policy within our factory that no photographs are ever allowed of a customer’s product without express permission. Ultimately never allowing any proprietary information to be disclosed to a third party.
Get a free quote and design analysis today.
We’ll reply you within 6 working hours.
We respect your privacy.
+86 139 2927 4777 (WhatsApp, Wechat)
Latest Blogs
Plastic Injection Molding Process Steps
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Rubber Molding: Custom Rubber Products Guidelines
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Low Volume Manufacturing Overview
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