Accelerating Ideas with Precision CNC Prototyping
Lewei Precision specializes in transforming your designs into high-quality CNC prototypes with speed and accuracy. From early-stage concepts to fully functional prototypes, we deliver top-tier precision, ensuring rapid iteration, testing, or presentation readiness.
- Instant Online Quotes and File Submissions
- Wide Range of Material Choices for Every Application
- Prototypes Delivered in 24 Hours or Less
- Instant Online Quotes and File Submissions
Lewei Precision offers dependable CNC manufacturing for both low-volume and large-scale production. With a focus on quality, each part is crafted to meet stringent standards for durability, accuracy, and on-time delivery. Our services are trusted by industries such as aerospace and electronics.
- ISO-certified Manufacturing Processes
- Consistent Quality, Even in High Volumes
- Competitive Bulk Pricing for Cost Savings
- Scalable Production to Match Your Needs






Our Advanced Manufacturing Capabilities
Lewei Precision provides a range of manufacturing capabilities to support rapid prototyping and both low and high-volume production needs. With our own factory and a reliable Chinese network, we deliver complex, high-quality parts efficiently.
Precision die casting services for aluminum, zinc, magnesium, and copper parts, with tolerances as tight as ±0.03″ for high-volume production.
Our Equipment & Manufacturing Capabilities
We specialize in delivering high-quality manufacturing solutions through advanced 5 axis CNC machining, precision sheet metal fabrication, and durable die casting. Our capabilities also include CNC turning, plastic injection molding, and a wide range of surface finishing services, ensuring accuracy, strength, and reliability for every project.





Premium Aluminum Material Solutions
Discover high-quality aluminum sheets and versatile aluminum materials designed for strength, durability, and lightweight performance. Ideal for construction, manufacturing, automotive, aerospace, and DIY applications, our aluminum products combine corrosion resistance, excellent formability, and a sleek finish. Whether you need precision-cut sheets or raw aluminum material, we provide reliable solutions tailored to your project needs.
High-strength, copper-based alloys with excellent fatigue resistance, ideal for aerospace and automotive applications.
Manganese-based alloys with excellent corrosion resistance and formability, widely used in roofing, siding, beverage cans, and general sheet applications.
Magnesium-based alloys offering excellent corrosion resistance, high strength, and weldability, commonly used in marine, automotive, and architectural applications.
Magnesium and silicon-based alloys with excellent corrosion resistance, good strength, and outstanding machinability, widely used in construction.
Zinc-based alloys delivering the highest strength among aluminum series, with good fatigue resistance.
Lewei Precision becomes an extension of your team. From concept development through prototyping, production, assembly, and packaging—we handle every manufacturing challenge with expertise. Experience seamless collaboration, cost-effective solutions, and uncompromising quality that scales with your business.

Lewei Precision transforms complex automation challenges into streamlined manufacturing success. Our expert engineering team collaborates with you at every phase, from initial design through final implementation, ensuring your automation systems exceed performance expectations.
Whether you require custom-engineered components, proven semi-standard solutions, or reliable standard parts, we deliver precisely what your project demands—with the accuracy, durability, and innovation your automation deserves.
Faster deployment. Reduced complexity. Maximum uptime.

How to Work With Us
Submit Your CAD Design
Begin by selecting your preferred manufacturing process and uploading your design file to kickstart your project.
Request a Quote
Configure your project details, including material choice, finishing options, and quantity. Then, receive an accurate quote and DFM feedback before placing your order.
Receive Your Parts
After production is complete and your parts pass rigorous quality inspections, they are promptly shipped to you.
Your Trusted Partner for High-quality Manufacturing

Quality is the foundation of everything we do. We are committed to achieving unmatched accuracy and precision throughout every phase of the production process.
To ensure your parts meet the highest standards, we leverage state-of-the-art inspection tools, including CMM, 2D measuring instruments, XRF analyzers, micrometers, gauges, and calipers. This advanced technology provides you with complete confidence that the parts we deliver meet your exact specifications.
Our dedicated quality team implements stringent quality control measures through comprehensive inspections at each stage. These inspections focus on key aspects such as appearance, functionality, and specific requirements.
With over 20 years of experience, we have earned multiple ISO certifications that reflect our commitment to quality. Our reliable and timely prototyping and production services are backed by ISO 9001:2015, ISO 13485, ISO 14001, and IATF 16949 certifications, ensuring that we deliver the best to our clients every time.
- Rigorous testing and validation at every stage of production
- Comprehensive documentation for compliance and quality tracking
- Proactive problem-solving through continuous process improvements
Some Number About Us
30,000+
100,000+
120+

80+
21 Years Experience
in metal & plastic prototype and part manufacturing.
Discover how our manufacturing capabilities have fueled product development through real-world case studies from our customers.


