Precision CNC Machining for Global Innovation

USBTOP delivers high-precision CNC milling, turning, sheet metal, and laser-cut parts with tight tolerances up to ±0.05 mm. Trusted by engineers worldwide for quality, speed, and reliability.

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Who We Are: Great Partnerships

USBTOP, operated by Shenzhen Chenqishun Technology Co., Ltd., is a leading precision CNC manufacturer based in Shenzhen, China. We specialize in multi-variety, small-batch production with excellent cost control and rapid response capabilities.

With advanced CNC technology and a commitment to quality, we serve industries ranging from automotive and aerospace to medical devices and consumer electronics. Our mission is to turn your designs into reality — precisely, efficiently, and reliably.

Learn more about our capabilities

Our Core Services

From concept to completion, we offer a full suite of precision manufacturing services tailored to your project needs.

CNC Milling

High-precision 3-axis and 4-axis milling for complex geometries with tolerances down to ±0.05 mm.

CNC Turning

Precision turning for cylindrical parts, including threading, grooving, and facing operations.

Laser Cutting

Clean, accurate laser cutting and bending for sheet metal components up to 20mm thickness.

EDM Wire Cutting

Ideal for hard metals and intricate shapes with no mechanical force applied to the workpiece.

Surface Finishing

Anodizing, plating, powder coating, and polishing to enhance durability and appearance.

Component Assembly

Complete sub-assembly and integration services to reduce your supply chain complexity.

Sheet Metal Fabrication

Bending, stamping, welding, and forming for enclosures, brackets, and structural parts.

Quality Control

Strict inspection using CMM, optical comparators, and gauges to ensure every part meets spec.

Our Precision Products

Explore our range of high-quality machined components trusted by global partners.

CNC Milling Parts

Complex 3D geometries, housings, brackets, and prototypes with tight tolerances.

CNC Turning Parts

Shafts, pins, bushings, and threaded components with high surface finish.

Stainless Steel Parts

Corrosion-resistant components ideal for medical, food, and marine applications.

Aluminum Machined Parts

Lightweight, strong, and easily anodized for consumer electronics and aerospace.

Laser Cutting Parts

Precision-cut panels, frames, and enclosures with clean edges and minimal burr.

Metal Stamping Parts

High-volume production of brackets, clips, and connectors with consistent quality.

Automatic CNC Turning

High-efficiency production of small-diameter precision parts with minimal waste.

Plastic Machined Parts

POM, PEEK, Delrin, and other engineering plastics for insulating and wear parts.

Why Choose USBTOP?

We’re not just a supplier — we’re your manufacturing partner.

Competitive Pricing

Optimized for medium and low-volume orders without compromising quality.

Fast Turnaround

Just-in-time delivery to prevent costly delays in your production cycle.

Strict Quality Control

Precision tolerances as tight as ±0.05 mm with full inspection reports.

What Our Partners Say

"Precise CNC parts, meet strict standards. Smooth assembly, no rework needed. Great partner!"

Project Lead, Germany

"Tight-tolerance CNC pieces—fit our sports watch like a charm. Great work!"

Design Engineer, USA

"Your CNC parts for our EV motor controllers are spot-on. Tight tolerances and heat-resistant finish."

R&D Manager, Sweden

Ready to Start Your Project?

Share your design files or project details and get a fast, accurate quote.

Visit Official Website to Contact

+86 755 36841667

sales@usbtop.com

+86 13421365310 (Miss He)

Yuanjian Industrial Park, Shenzhen, China

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