CNC Machining
Precision milling and turning for custom metal and plastic parts, from early prototypes through repeat production.
Learn MoreFrom One Prototype to Full Production
Custom Parts from China. Made Simple. Delivered Fast.
Get quality custom parts with fast turnaround and competitive pricing. Our experienced technical team supports customers worldwide, from design review and prototyping to full production, making sourcing simpler at every step.
ISO 9001:2015IATF 16949:2016
15+
Years of Industry Experience
±0.01 mm
Precision Capability
> 99%
On-Time Delivery Target
3000+
Companies Served
Custom Parts Manufacturing Services
ZOK manufactures custom metal and plastic parts to your drawings, material specifications, and quality requirements. From prototypes to repeat production, machining, forming, and finishing processes are selected to suit your part geometry and order quantity.
5-Axis CNC Machining
Multi-axis machining for complex geometries, compound angles, tight features, and parts that benefit from fewer setups.
Learn MoreDie Casting
Aluminum, zinc, and magnesium die casting for housings, structural components, and repeat-production parts.
Learn MoreSheet Metal Fabrication
Cutting, bending, forming, welding, and assembly for custom sheet metal parts, housings, and enclosures.
Learn MoreAluminum Extrusion
Custom aluminum profiles supported by cutting, CNC machining, drilling, finishing, and secondary processing.
Learn MoreSurface Finishing
Anodizing, bead blasting, plating, powder coating, polishing, painting, and other functional or cosmetic finishes.
Learn MoreCustom Parts Manufacturer in China
Based in Dongguan, China, ZOK manufactures custom metal and plastic parts for customers worldwide. Our technical team reviews drawings, plans production, and coordinates inspection to support your project from initial prototypes through repeat orders.
With 50+ CNC machines and experienced engineers, we review material, geometry, tolerances, and finishing requirements before production. Direct technical communication and documented inspection help keep your requirements clear from the first sample to subsequent batches.
We Respect Your Privacy
We understand the work behind your designs and keep your project information confidential. If you need an NDA, we’re happy to sign it before you send your files.
From Prototyping to Production
CNC Prototyping
Low-Volume Manufacturing
Repeat Production
CNC Prototyping
Check fit, assembly, and function with custom metal and plastic prototypes. Material, tolerances, and finishing are reviewed around what your design needs to validate.
Learn More about CNC PrototypingLow-Volume Manufacturing
Order manageable batches for pilot builds, product launches, and ongoing supply. Batch quantities and delivery schedules are planned around your purchasing requirements.
Learn More about Low-Volume ManufacturingRepeat Production
Move approved designs into repeat orders with confirmed revisions, reusable fixtures, and agreed inspection requirements to support consistency between batches.
Learn More about Repeat Production