PROTOTYPING & MANUFACTURING

Your Best Supplier for Rapid Prototyping and Custom Parts

Horizon breaks down the bottlenecks in prototyping and on-demand manufacturing. Based on our engineering expertise, we guarantee that the prototypes and final parts we manufacture are fast, precise, and of consistent quality.

  • 10+ years of engineering expertise

  • Precision tolerances: ±0.001 in(±0.02mm)

  • Fastest delivery within 1 day

  • Free DFM (Design for Manufacturability) provided

Start A New Quote

Thumbnail of a CNC machined part based on technical drawing

STEP  STP  SLDPRT  IPT  PRT  SAT  IGES  IGS  CATPART  X_T  OBJ  STL

All uploads are secure and confidential.

ISO 9001

2015 certified

2000,0+

Parts Manufactured

200+

Manufacturing Centers

97%+

On-time Delivery

Polaris logo representing a client for whom HorizonRP provided precision manufacturing and custom engineering solutions.
Medtronic logo representing a client for whom HorizonRP provided precision manufacturing and custom engineering solutions.
John Deere logo representing a client for whom HorizonRP provided precision manufacturing and custom engineering solutions.
Blue Origin logo representing a client for whom HorizonRP provided precision manufacturing and custom engineering solutions.
Sonos company logo representing HorizonRP’s partnership in providing precision manufacturing and custom component solutions.

Our On-Demand Manufacturing Services

Horizon operates its own manufacturing facility in Zhongshan and partners with a vetted network of high-quality manufacturers across Shenzhen and the wider Guangdong region. We provide a full range of on-demand manufacturing services—including CNC machining, injection molding, sheet metal fabrication, and 3D printing—to support everything from rapid prototyping to low-, mid-, and high-volume production.

With our integrated supply chain, engineering expertise, and strict quality control, we deliver high-precision custom parts with fast turnaround times and global reliability.

CNC machined metal part showcasing precision machining, smooth surface finish, and high-quality manufacturing process

CNC Machining

We provide customized CNC milling and turning services for prototyping, small-batch production, and large-scale manufacturing of non-standard parts. Tolerance: ±0.0001 in(±0.02mm), 1-day lead times.

Injection molding display part showcasing precise molding process and surface quality.

injection moleding

We offer injection molding services starting from a minimum order quantity of 1 piece, providing complimentary T1 samples and DFM support, efficient mold manufacturing, and reliable global delivery. This enables you to obtain high-quality injection-molded parts faster and more cost-effectively.

3D printed metal part showcasing high precision, complex geometry, and excellent surface quality using advanced metal additive manufacturing.

3D Printing

We offer SLA, MJF, SLS, SLM, and FDM metal and plastic 3D printing services for functional prototyping and small-batch production. Tolerances: ±0.008 in ( ±0.2 mm), 1-day lead time.

Sheet metal formed copper part with precision bending and forming for electrical, industrial, and automotive applications.

Sheet Metal Fabrication

Laser cutting, bending, welding, & stamping services are available for both rapid prototyping and mass production. Minimum material thickness: 0.008 in (0.2 mm).

Aluminum 6063 extrusion process producing precise and corrosion-resistant profiles for industrial and architectural applications

Custom Extrusion

We offer high-quality aluminum alloy and plastic extrusion services with post-processing capabilities. Delivery within 2 weeks, tolerance: ±0.004 in (±0.1mm).

Urethane casting process producing high-precision custom plastic parts with excellent surface quality

Vacuum Casting

Horizon’s polyurethane vacuum casting process is suitable for rapid prototyping and small-batch production, avoiding the upfront tooling costs of injection molding, enabling rapid iteration,  tolerance :  ±0.002 in (±0.05 mm).

you can trust Horizon

At Horizon, we are more than just your manufacturing supplier; we are a reliable partner for long-term collaboration. By choosing us, you will benefit from quick response times, deep industry expertise, and consistently reliable production quality.

Instant Quotation

You can send your quotation request via WhatsApp online chat. As long as your RFQ information is complete, our professional quotation engineers can usually complete the quotation and provide a DFM (Design for Manufacturability) report within 2 hours.

Industry Expertise

With over 10 years of extensive experience in rapid prototyping, low-volume production, and mass manufacturing, we provide professional manufacturing solutions for everything from structural components to cosmetic parts.

20K+ completed projects

We have produced tens of thousands of prototypes and end-use parts for customers worldwide, and have received widespread praise from individuals, engineers, designers, and brand companies.

Our Manufacturing Network

With global transportation capabilities, Horizon is your reliable manufacturing partner in China. Headquartered in Zhongshan, China, and supported by more than 60 rigorously vetted partners, we provide fast and high-quality on-demand manufacturing solutions. China is also home to world-leading logistics hubs.
We offer global delivery services, with shipping times to North America and Europe as short as 3–10 days. Our team of English-proficient project engineers responds quickly and provides cross-time-zone support to ensure smooth production.

500+

CNC Equipment

600+

3D Printing Equipment

2000+

Global Customers

100+

Countries & Regions Served

CNC machining workshop with multiple high-precision machines at Horizon Manufacturing

CNC Machining Shop

HorizonRP injection molding workshop with 60+ precision machines producing high-quality plastic parts from rapid prototyping to mass production.

Injection Molding Factory

3D printing workshop — additive manufacturing facility producing precision prototypes and custom parts with advanced 3D printers.

3D Printing Factory

How to Work With Us

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Upload a CAD File

To start, simply select a manufacturingprocess and upload a 3D CAD file.

Get Quote with DFM icon representing design for manufacturability analysis, precision engineering, and instant quoting solutions.

Get Quote with DFM

Within a few hours we’ll send you designfor manufacturability(DFM) analysis andreal-time pricing.

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Manufacturing Begins

Once you review your quote and placeyour order, we’ll start the manufacturingprocess. We also offer finishing options.

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Parts are Shipped!

Our digital manufacturing process allowsus to produce parts in as fast as 1 day.

Production Process Management

Horizon provides full-process tracking for every order, sharing updates on each stage of production so you can stay informed about the manufacturing progress at any time.

  • Precision brass CNC machined parts arranged in trays for quality inspection
  • CNC machined stainless steel SS316 components neatly arranged in foam packaging
  • Order Review

    When we receive your order, our production engineers will immediately review the order details and drawings. If there are any discrepancies between the 2D and 3D drawings, we will provide a DFM report for your confirmation before starting production.

  • Real-Time Production Updates

    Once production begins, we will share the production schedule and provide progress updates based on key process milestones, such as material procurement and arrival time, machining start time, and post-processing arrangements.

  • Full Process Follow-Up

    A dedicated project manager will monitor every stage of the order, ensuring each process step is well-controlled and the final delivery meets the agreed timeline.

  • Reliable Packaging

    We select appropriate packaging methods based on the characteristics of your products to ensure all parts are safely delivered to you.

Customer Success Stories

CNC machined brass part with electroplated surface finish for enhanced appearance and corrosion resistance

Brass Double Plating- The Perfect Solution for Blind Hole Challenges

Industrial

Precision CNC machining of smart lock panel housing

Crafted with precision and intelligence for beautiful, durable products

Smart Home Industry

Injection molding of plastic decorative light housing with smooth finish and high dimensional precision.

A Bespoke Pendant Light: Crafting Perfection Through Innovation and Dedication

Home & Décor Industry

Customer Reviews

New Product Development Solutions

Horizon provides full-cycle product development solutions from prototyping to low-volume pilot production. We are dedicated to helping innovative companies worldwide bring their products to market more easily and efficiently.

Machined ABS part on CNC

From Horizon, you can complete prototyping within just a few days, allowing you to validate your design quickly.

  • Instant quotes

    Get accurate manufacturing quotes within hours, helping you speed up decision-making and move your project forward without delay.

  • Free DFM

    Our engineers provide free DFM reviews to optimize your design, reduce risks, and ensure smooth and cost-effective production.

  • Excellent quality

    ISO-based quality control and a 95% yield guarantee ensure your parts meet the highest manufacturing standards from prototype to mass production.

  • Global Delivery

    Fast and reliable worldwide shipping, with delivery to North America and Europe in as fast as 3–10 days.

Rapid tooling is a cost-effective solution that bridges the gap between prototyping and final production, enabling faster product launches and reducing time to market.

  • Lower Cost

    Reduce upfront investment with cost-efficient prototyping and production options. Our optimized supply chain and advanced manufacturing network help you achieve high-quality parts at competitive prices.

  • Manufacturing-Grade Quality

    From prototypes to mass production, every part is produced under strict ISO-based quality control. We ensure stable performance, tight tolerances, and production-ready quality for all your custom components.

  • Global Delivery

    Reliable worldwide shipping with fast lead times. We deliver to North America, Europe, and Asia in as fast as 3–10 days, ensuring your products arrive safely and on schedule.

  • Validate your product in the market before scaling

    Launch prototypes or small-batch runs to collect real market feedback before committing to full-scale production. Reduce risks, improve your design, and shorten time-to-market with confidence.

Exceptional Quality And Reliability For Your Custom Products

Horizon has a professional engineering team with extensive quality control expertise. Following the ISO management system, we strictly control every stage, from incoming material inspection, first article inspection, in-process inspection, and final product inspection to outgoing inspection. This ensures the delivery of high-quality products from prototype development to mass production. Our product pass rate is as high as 95%.

Advanced Testing Equipment

We are equipped with over 10 types of testing equipment, including X-ray fluorescence spectrometers, coordinate measuring machines, 2D imaging systems, surface roughness testers, Rockwell hardness testers, film thickness gauges, concentricity measuring instruments, and coaxiality measuring instruments. This allows us to accurately test material composition, component dimensions, and surface treatment film thickness.

Quality Documentation

We can provide complete and traceable quality documentation, including material certificates, First Article Inspection (FAI) reports, RoHS compliance certificates, dimensional measurement data, and functional test results, to support our customers’ quality management systems.

Authoritative certification

Holds ISO 9001:2015 quality management system certification.

  • Horizon precision machining advantages illustration, showing high-quality CNC machining, custom metal parts, and advanced manufacturing capabilities.
  • Horizon quality control equipment used for precise inspection and measurement of manufactured components
  • Handheld spectrometer material analysis for precise identification of metal and plastic materials in manufacturing quality control

Dedicated After-Sales Support

Horizon has an independent after-sales team that can promptly resolve any issues with your product, providing you with peace of mind and ensuring the quality of your purchase.

  • WhatsApp Real-Time Chat

Through Horizon’s WhatsApp online chat function, you can not only receive expert technical support but also get timely after-sales service, making communication more convenient.

  • Quality Assurance

If the product you received has quality issues and is not functioning properly, we will remake it free of charge.

  • High Yield Guarantee

For large-volume orders, we conduct sampling inspections based on a defined proportion. If the yield rate falls below 95%, we will replace any defective parts free of charge.

Industrial Applications

Banner image showcases the aerospace industry and highlights advanced manufacturing technologies for precision-engineered components.

Aerospace

From prototyping to high quality parts

Automotive industry representation showing precision-engineered components, advanced manufacturing technology, and custom high-performance parts.

Automotive

Rapid prototyping and mass production for the automotive industry

Plastic injection molded parts for consumer electronics applications, showing precision molding, custom design, and high-quality surface finish.

Consumer Electronics

Prototyping and on-demand production of consumer electronics products

Medical industry representation showing precision-engineered components, advanced manufacturing technology, and custom healthcare solutions.

Medical

Accelerate your development of medical devices

Your questions, answered

No MOQ. We support orders from 1 piece to full-scale production.

Prototypes can be delivered in as fast as 3–5 days, while lead times for low-volume and mass production vary depending on materials and processes

We follow ISO-based quality control processes including IQC, FAI, IPQC, and OQC, with a yield rate up to 95%.

We support a wide range of materials including aluminum, stainless steel, brass, ABS, PC, POM, nylon, resin, and more.

Yes, we ship worldwide, with delivery to North America and Europe in as fast as 3–10 days.

Yes. We can sign an NDA and strictly protect your files and intellectual property.

From prototyping to final production

At Horizon, we specialize in Prototype Customization and Precision CNC Machining Parts — Accurate, Durable, and tailored to your unique project requirements. Our comprehensive services include CNC Machining, Injection Molding, Sheet Metal Fabrication, and 3D Printing, ensuring high-quality solutions from concept to production.

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