
CNC Turning Parts Services
CNC-turned metal and plastic parts manufacturers provide high-precision custom-turning parts to customers in a variety of fields.

Custom Aluminum Extrusions
Reasonable price to customize simple or complex high-precision aluminum profile components, whether in small or large quantities, and fast delivery.

CNC Milling Parts Services
Capable of providing customized high-quality, high-precision CNC milling parts manufacturers for various industries.

High Precision Machining
Customized high precision metal components, whether high hardness or high surface requirements, tight tolerance +/-0.001mm.

Custom Sheet Metal Services
Focus on steel, stainless steel, aluminum custom sheet metal fabrication and assembly from design to prototype and mass production.

Custom Die Castings
Custom die-casting manufacturers provide one-stop services from mold design to castings, CNC machining, and surface treatment.
Motorsport Parts
Unparalleled Quality
- We have extensive experience in motorsports modification and replacement parts
Aluminum Enclosure
- Our workshop can realize the aluminum enclosure that customers need through CNC machining, customized aluminum profiles, and sheet metal manufacturing processes.
Machinery Engineering
- Machinery engineering is a cornerstone of industrial progress, driving innovation in manufacturing, automation, and infrastructure development.
More Capacities
Industries Served
Boyi’s high-end manufacturing workshops and experienced engineers give us the confidence to provide the most professional customized precision parts and assembly services to customers in different industries.
- Aerospace & Defense Industry
- Automotive
- Consumer Electronics
- Machinery
- Marine Industry
- Precision Engineering
- Medical Innovation Equipment
- Oil & Gas
Our Clients Around The World
Boyi Custom Precision Metal and Plastic Components Manufacturer Specializes in CNC Machining, Aluminum Extrusion, Sheet Metal Fabrication, Die Casting Services.
Our engineers have extensive experience in customizing high-precision, complex metal and plastic parts. No matter what industry you come from, we can handle it.




















