Custom Manufacturing


Sozn gathers supply chain resources in the industry to meet your needs for the production process of each customized part. Contact us to get cutting-edge quotation requirements and professional services.

Our Manufacturing Capabilities

With hundreds of manufacturers in our network, we have a very broad range of manufacturing capabilities and support both one-off prototyping and low-volume production. We pride ourselves on being the go-to manufacturer for geometrically complex parts or highly cosmetic parts.

CNC Machining

3-axis and 5 axis milling and turning equipment and lathe

Tolerances:±0.0004″ (0.01mm)

Die Casting

High pressure,gravity,low pressure,sand casting

Complex or simple geometry
0.01kg to 100kg

Sheet Metal Fabrication

Laser cutting,bending and post-processing

Tolerances:±0.0004″ (0.01mm)

Injection Molding

High-quality plastic prototypes and different size


Our ordering process


Quote time

Send your cad or drawings to our email and communicate your demand


confirm time

7*24 service department will confirm your part detailed specification and communicate the lead time



We will communicate with our partner factory about the plan of producing your parts and start immediately


Quality control

All the factories are our partners and we will continue to optimize for free until the parts meet your standards.



We will choose the most economical and suitable shipping agent to meet your schedule and save costs

SOZN Standard

As a company certified by ISO 9001:2015, we strictly adhere to ISO standards throughout our entire production line to provide high-quality and consistent products. Our Rapid prototyping and production lines also use advanced technology to ensure manufacturing accuracy and precision. With advanced internal testing and measurement tools, we ensure that each component meets your required specifications.


If you don’t satisfy the parts,we will reorder for free until the parts meet your standards

  • 30-Day-Guarantee
  • Responsive Reply & Support
  • Genuine After-sales Policy

Threads and tolerances

Adhering to the principle of customer first, we have a comprehensive quality assurance system that can pass strict testing and inspection

  • 1-on-1 Technical Support
  • Professional Design Support
  • Elite Engineers & Technicians
  • Strict QI process


Our factories follow the industry standards

  • ISO 9001 and 13485 Certified Factory
  • Strict Manufacturing Standards
  • Advanced Facilities

Various Industrial Applications

In the process of cooperation , we always follow the principles of integrity, efficiency, and high quality to ensure long-term cooperative relationships with customers. We constantly optimize the production process and improve product quality to meet the ever-increasing requirements of customers. Through cooperation with customers, we achieve mutual economic benefits and enhance customers’ trust and satisfaction in us.

Gallery Of CNC Parts

Our Workshop Environment

CNC maching factory in Shenzhen, die casting workshop in shenzhen, injection molding partner workshop in dongguan,sheet metal fabrication workshop in dongguan

SOZN-You Manufacturing Parter