CNC machining services in China
Fast CNC machining
in China for
small orders.
Fast CNC machining for one-off prototypes and small production orders. Built for hardware startups, automation teams, small companies and independent engineers who need a responsive supplier.
- NDA before upload
- No design reuse
- Controlled file access
Real factory · Shenzhen, China
Six CNC machines, direct engineering communication.
One Part CNC is operated by BioLock IoT Tech. Co., Ltd., established in 2019. Our compact Shenzhen factory is organized for one-off prototypes, replacement parts and controlled small-batch production—not only high-volume orders.
- In-house 3-axis and 5-axis CNC machining
- Wire EDM and Small Hole EDM support
- Engineering review before production
- Material certificates and dimensional reports when specified

CNC machining capabilities
Milling, EDM and finishing for small orders
Choose the right process for your geometry, tolerance and surface requirements—with direct engineering support from one prototype to a small batch.

3-Axis CNC Milling
Cost-effective precision milling for plates, brackets, housings, fixtures and parts with accessible features.
Explore 3-axis milling → 02 · Complex geometry
4 & 5-Axis CNC Milling
Multi-side machining for complex contours, angled features and fewer setups on demanding custom parts.
Explore multi-axis milling → 03 · Precision profiles
Wire EDM
Accurate electrical-discharge cutting for hard conductive materials, narrow slots and sharp internal corners.
Request a Wire EDM quote → 04 · Fine features
Small Hole EDM
Precision micro-hole drilling for start holes, cooling holes and difficult features in conductive materials.
Request a Small Hole EDM quote → 05 · Finished appearance
Surface Finish Services
As-machined, bead blasting, polishing, anodizing, passivation, plating, powder coating and laser marking.
View surface finishes → 06 · MOQ 1
Fast Small-Order Production
Responsive engineering review and controlled production for one prototype or a repeatable small batch.
See small-order service →
Made for development teams
One part deserves a serious production process.
Small orders receive engineering review, controlled files, first-piece verification and final inspection. You do not need a high-volume purchase to receive professional attention.
Prototype CNC machining →Prototype to small batch
Custom CNC parts in production materials
Functional brackets, housings, fixtures, mounts and mechanical components in aluminum, steel, brass, copper and engineering plastics.

From file to finished part
A process you can see
- 01
Send files
Share STEP and PDF drawings securely.
- 02
Engineering review
We flag tolerances, tooling and cost risks.
- 03
Machine & inspect
First-piece and final checks are recorded.
- 04
Ship worldwide
Protective packing and trackable delivery.
NDA warranty · design confidentiality · IP protection
Your drawings remain yours—always.
We will not manufacture your proprietary design for ourselves, another customer or an unrelated third party.
Customer CAD files, drawings, specifications and commercial information are used only to evaluate, quote, manufacture and inspect the customer’s own order. We do not sell, publish, reproduce or share designs without written authorization.
- Mutual or customer-provided NDA accepted before file transfer
- Access limited to personnel and approved processors who need the information
- Subcontracted finishing disclosed and covered by confidentiality obligations
- Files retained only as required for quotation, production and quality records
- No marketing photographs or case studies without written customer permission
Materials & finishes
The right material,
properly documented.
Aluminum, stainless steel, tool steel, brass, copper and engineering plastics—with certificates available when required.
Browse materialsPayment & worldwide delivery
Flexible ways to pay and ship.
Choose from commonly used international and Chinese payment methods, with express courier, air cargo and sea-freight options available according to destination and order size.
View payment & shippingPayment methods
PayPal 🏦Bank transfer Western Union Credit or Debit Card Alipay ●●WeChat Pay ₿Crypto* •••OthersDelivery methods
DHLDHL Express FedExFedEx UPS TNTTNT ✈Air cargo ⚓Sea freight Rail freight Your courierHave a part ready?
Let an engineer review it.
Send your drawing and requirements. We will respond with questions or a clear quotation within one working day.
Request a quote →