TOP Prototype

As one of China’s leading rapid prototype manufacturers, TOP Prototype offers a comprehensive, one-stop rapid prototype service for businesses—from non-standard customization to mass production.

CNC Instant Quote

Tolerances as tight as ±0.0004" (0.01mm)

Processing parts in as fast as 1 day

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About TOP Prototype's Versatile Rapid Prototype Services

TOP Prototype is a leading ISO9001-certified rapid prototyping manufacturer in China, delivering precision-engineered solutions. With over 15 years of expertise, we have served 3,000+ businesses and collaborated with 300 suppliers, providing reliable end-to-end prototyping services.

Injection-Mold

Injection molding delivers high-volume precision (±0.005mm) via production tooling, insert/overmolding, enabling rapid prototyping, multi-material integration, and mass production for cost-efficient precision components.

Tolerances as fine as ±0.005 in (±0.13 mm) Support for various thermoplastics and elastomers Mold life of 10,000 - over 1,000,000 cycles

Die-Casting

Choose from Aluminum, Zinc, Magnesium, Steel. High precision die cast metal parts for high-volume needs.Our pressure die casting process is effective and very reliable, and can result in significant cost savings.

Minimum batch: 1000 pcs A wide range of materials Minimum wall thickness:0.03 in. (0.8 mm)

5 Axis CNC Machining

Enables the precise and efficient production of complex geometries , offering multi-angle machining capabilities in a single setup.

Tolerances as fine as ±0.0005 in (±0.013 mm) Machining complex geometries in a single setup Capable of creating highly intricate shapes

Swiss Lathe-Processing

Delivers ultra-precise, high-speed machining for small, complex parts with exceptional accuracy and repeatability.

Tolerances down to ±0.0005 in (0.0127 mm) Produce parts with intricate geometries Automated operation, reducing human error

CNC-Machining

CNC milling, turning and precision machining. We can make prototypes and end-use parts with precise and complex designs.

Tolerances as tight as±0.001in(0.025 mm) Surface roughness as low as Ra 0.1μm Cost savings of up to 30%

Sheet Metal Processing

Laser cutting, bending, welding, punching, riveting, stamping. We offer flexibility to create precise sheet metal prototypes and production parts.

T1 samples as fast as 1 weeks Achievable surface finishes up to 125 RMS Bend angles with tolerances as tight as ±0.5°

3D Printing

SLA, SLS, SLM technologies for functional prototyping and low-volume production. We manufacture 3d printed parts at competitive price.

Tolerances as fine as ±0.008 in (±0.2 mm) Metal and plastic 3D printing Lead times from 5 day

Companies Served

Uniquely designed parts produced

Countries shipped

Years in Business

Suppliers Cooperated

How TOP Prototype works？

TOP Prototype provides comprehensive manufacturing capabilities to meet rapid prototyping and low-to-high-volume production requirements. We use our in – house factory and extensive China network to deliver complex and high – precision components with superior quality.

Upload+Analyze

Send your product files (pdf.step.cad) to our email and you can obtain a competitive quotation within 1 hour.

Payment + Manufacturing

Start your rapid prototype design and manufacturing once we confirm the order.

Receive + review

Quality inspection will be arranged when the parts are completed.

Why choose TOP Prototype?

TOP Prototype has partnered with over 3,000 companies, delivering high-quality solutions from design to mass production. Our ISO 9001-certified processes, efficient production, and cost control enable us to offer high-value services that reduce costs and enhance our clients’ market competitiveness.

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Faster and more responsive Quotes

Receive fast, detailed quotes within 1 hour, along with expert processing suggestions designed to optimize efficiency and reduce costs.

Leading manufacturing capabilities

Our industry-leading prototyping services cover from CNC machining to 3D printing, providing precision and flexibility for any project.

24/7 Engineering Support

Our skilled technicians oversee each step of the rapid prototyping process, ensuring quality and support are available around the clock.

From CNC to Prototype Production

Rapid prototyping

TOP Prototype offers a complete product portfolio to meet all your manufacturing needs. Deliver great prototypes in the shortest time, from prototype to production, so you can quickly test prototype parts and get them to market faster.

Professional advice assists production

TOP Prototype's engineering team will provide effective design suggestions for your project, reducing the gap between part design and final product testing, ensuring that your needs are met

On-demand production

Our advanced production technology improves productivity. After confirming the processing details, we ensure that the accuracy and quality of the product are achieved to the greatest extent, and parts are delivered to you in a timely manner.

We partnered with TOP PROTOTYPE to machine automotive engine components in batches, and the precision exceeded our drawing requirements! Their QC process is rigorous, achieving a 99.8% yield rate for delivered parts. We especially appreciate their professional material selection advice, which saved us 15% in costs.

Robin

CEO

As a drone parts supplier, our complex curved components posed machining challenges that other factories couldn’t handle. TOP PROTOTYPE utilized 5-axis CNC machining technology and meticulous engineering adjustments to achieve ±0.01mm tolerances, perfectly matching design performance!

John Doe

Technical Director Wang

Cooperation in a Wide Range of Industries

TOP Prototype has successfully partnered with and served over 3,000 companies, committed to delivering exceptional quality from prototype design to mass production. Many of our customers choose our rapid prototype services because we are a leading rapid prototype manufacturer with advanced technology and extensive industry experience.

AUTOMOTIVE

AEROSPACE

CONSUMER ELECTRONIC

MEDICAL EQUIPMENT

COMMUNICATION

AUTOMATION EQUIPMENT

NEW ENERGY

SEMICONDUCTOR

ROBOT INDUSTRY

MILITARY INDUSTRY

PRODUCTS CASE

MATERIAL

ALUMINUM

STEEL

BRASS

COPPER

Stainless Steel

POM

ABS

PMMA

PEEK

PA66

FINISHING

Anodizing Type II

Electroplating

Heat Treatment

Sand Blasting

Polishing

Power Coating

As Machined

Anodizing Type III

Black Oxide

Plating

Professional experience ensures premium parts quality

TOP Prototype rigorously adheres to ISO standards, delivering high-quality products through advanced production lines equipped with cutting-edge technology to guarantee unparalleled manufacturing accuracy and precision. Additionally, we utilize in-house testing and measurement tools to ensure every component achieves perfection to the greatest extent possible.

Strict quality control

ISO 9001 and 13485 certified factory

Strict manufacturing standards

Advanced testing facilities

Expert technical support

Quick feedback

Professional design support

Elite engineers and technicians

Rework and refund policy

If parts do not meet standards, contact us within 5 working days of receipt, and we’ll provide a solution the same day.

15 days quality guarantee

Prompt reply and support

Confidentiality agreement

BLOGs

CNC Machining of Aluminum: Properties and Applications by TOP Prototype

CNC Machining of Aluminum: Properties and Applications by TOP Prototype Aluminum, with its unique combination of physical and mechanical properties, has become a preferred material in CNC machining across various industries. As a professional prototype and custom part manufacturer,TOP Prototype leverages the advantages of aluminum in CNC machining to deliver

All You Need to Know about SLA Manufacturing in the Medical Industry

In the world of 3D printing, SLA manufacturing holds a special place, especially in industries where extreme precision and fine detail are critical. One specific field is the medical industry, where precise, tailored, and biocompatible components may have a life-changing impact. Among the numerous additive manufacturing methods, SLA manufacturing has

High – Precision Sheet Metal Bending in TOP Prototype Company

High – Precision Sheet Metal Bending in TOP Prototype Company Ⅰ. Introduction In the modern manufacturing industry, sheet metal bending plays a crucial role in the production process. TOP Prototype, as a well – known company in this field, has extensive experience and advanced techniques in sheet metal bending operations.

SERVICE

5-AXIS CNC MACHINING

SWISS LATHE PROCESSING

CNC MACHINING(CNC MILLING/CNC TURNING)

INJECTION MOLD

DIE CASTING

SHEET METAL PROCESSING

3D PRINTING

RESOURCE

BLOGS

MATERIALS

CASE STUDIES