Manufacturing Capabilities

Check out our manufacturing capabilities and connect with our team to explore how we can assist you with your custom manufacturing for your metal and plastic parts.

For Custom Metal Parts

CNC machining for metals is a precision manufacturing process that employs computer-controlled machines to shape metal workpieces into complex and highly accurate parts. This method is suitable for a variety of metals, including aluminum, steel, titanium, and brass, etc. CNC machining involves subtractive processes like milling, turning, and drilling, allowing for the production of intricate geometries and tight tolerances. It is widely used in industries such as aerospace, automotive, and medical devices etc., where the demand for high-quality, durable components is critical. CNC machining for metals ensures efficiency, repeatability, and superior surface finishes, making it a cornerstone of modern manufacturing.

Sheet metal fabrication is a critical industrial process that transforms flat metal sheets into intricate, functional components. This technique involves a series of specialized operations, including laser cutting, bending, welding and surface finishing etc. to create a wide range of finished parts.

Sheet metal stamping is a manufacturing process that involves shaping metal sheets into desired forms using a press and die. It is widely used in industries such as automotive, aerospace, and electronics for producing components with high precision and consistency. Stamping is highly efficient for mass production, as it allows for rapid processing and minimal material waste, making it a cost-effective solution for producing complex metal parts.

Aluminum extrusion is a manufacturing process in which aluminum alloy is forced through a die with a specific cross-sectional profile. This method produces long, straight metal parts with uniform cross-sections, which can then be cut to desired lengths. The versatility of aluminum extrusion allows for the creation of complex shapes that are lightweight yet strong, making it an essential technique in industries like construction, automotive, and electronics, etc. Its benefits include excellent mechanical properties, high corrosion resistance, and ease of fabrication, making aluminum extrusion a preferred choice for creating durable and intricate components efficiently.

Die casting is a high-precision manufacturing process that involves forcing molten metal into a mold cavity under high pressure. The molds, known as dies, are typically made from durable steel and can be designed to produce complex shapes with excellent surface finishes. This method is commonly used with non-ferrous metals such as aluminum, zinc, and magnesium. Die casting is highly efficient for mass production, offering rapid production rates and consistent quality. The resulting parts exhibit good dimensional accuracy and high strength, making die casting ideal for producing components in industries such as automotive, aerospace, and consumer electronics, etc.

For Plastic Parts

CNC machining for plastics is a precise and versatile manufacturing process that uses computer-controlled machines to remove material from plastic workpieces to create detailed and accurate parts. This method is suitable for a wide range of plastic materials, including ABS, polycarbonate, acrylic, and nylon, etc. CNC machining allows for the production of complex geometries, tight tolerances, and smooth finishes, making it ideal for both prototyping and production runs. Industries such as aerospace, medical, and consumer electronics etc. benefit from CNC machining for plastics due to its ability to produce high-quality, durable components quickly and efficiently.

3D printing offers unparalleled design flexibility, enabling the production of highly customized and complex parts and products. With 3D printing, intricate designs can be transformed into physical objects rapidly, often within hours or days, depending on the complexity and size of the object.

Vacuum casting is a manufacturing process used to produce high-quality prototypes and low-volume production parts. It involves creating molds from silicone and then filling these molds with liquid material, typically polyurethane or other resins, under vacuum conditions. This process ensures that the material fills the mold completely, avoiding air bubbles and resulting in parts with fine details and smooth surfaces. Vacuum casting is ideal for producing small batches of parts with complex geometries, high precision, and excellent surface finishes. It is widely used in industries such as automotive, consumer products, and medical devices for prototyping and testing purposes before full-scale production.

Injection molding is a widely-used manufacturing process for producing high-volume plastic parts with precision and efficiency. It involves injecting molten plastic material into a metal mold under high pressure. Once the plastic cools and solidifies, it takes the shape of the mold cavity, creating detailed and consistent components. This process is highly versatile, accommodating a wide range of plastic materials and allowing for the production of complex shapes with tight tolerances. Injection molding is essential in industries like automotive, electronics, medical devices, and consumer goods, offering cost-effective mass production, repeatability, and high-quality finished parts.

Surface Finishing

Our versatile capabilities enable us to elevate the surface quality of your components, enhancing their durability, corrosion resistance, and visual appeal. Entrust your surface finishing requirements to our industry-leading expertise and experience a new standard of excellence.





Powder Coating

Spray Painting

Pad Printing

Silkscreen Printing

Laser Engraving

How It Works

Project Analysis

Discuss details about your 3D CAD models and engineering drawings via phone, video calls, or email.


Once everything finalized, we will start prototyping and production. May need your sample approval.

Global Delivery

We will fulfill your order globally whether by your courier or by ours(shipping rates apply).

Jessica Zeng

Manufacturing Engineer

Streamline Your Custom Manufacturing with Us

Streamline Your Custom Manufacturing with Us

Our Team is Passionate to Provide Custom Manufacturing Solutions Tailored to Your Needs.

With our technical expertise and contract manufacturing capabilities, we invite you to connect with our team to explore how we can assist you.

We Are a True Partner

Your success is our priority. As a leading contract manufacturer, we prioritize manufacturing excellence so that you can prioritize what matters most.

Enabling Innovation and Creativity

Keep iterating on your innovative products. We’re here to provide assistance every step of the way.

Our Core Values


18+ Years of Industry Experiences

5 Advanced Manufacturing Facilities

200+ Skilled Engineers and Technicians

One-stop Custom Manufacturing Solutions

Trusted by Global Brands

hundreds of happy clients from over 50 countries

“The team at Sino Prototype is fantastic. They helped us with the production of our designs. Those parts look great as we’ve imagined and designed. Without hesitation, I highly recommend their custom manufacturing services.”

Eric Anderson

Supply Chain Manager

Let’s Kickstart Your Custom Manufacturing

Please send your inquiries to the above email and provide as much detailed information as possible in your inquiry, e.g. 3D CAD models, 2D engineering drawings(which should detail materials, tolerances, surface finishing requirements, etc.), artwork files, and quantities needed.