About Onepem

ISO-Certified Precision Manufacturing

Onepem is an ISO 9001 certified manufacturer specializing in precision CNC machining and custom brass inserts. With strict quality management, we deliver consistent results trusted by global clients. Our commitment to excellence is reflected in our ISO 9001 certification, ensuring the highest standards in precision CNC machining and custom brass inserts.

20+ Years
Manufacturing Excellence
3,000+
Customers Worldwide
±0.01 mm
Tolerance Control
Prototype → Mass
Flexible Production
CNC Turning CNC Milling Brass Inserts Watch Components Automotive Parts Surface Finishing

Capabilities

  • CNC turning & milling
  • Custom brass inserts, standoffs
  • Precision watch & electronics parts
  • EDM / drilling / tapping
  • Surface finishing (plating, polishing)
  • Assembly & QC inspection

Materials

  • Copper / Brass
  • Stainless Steel
  • Aluminium
  • Special alloys (e.g. Paliney series)
  • Other customized materials

Industries

  • Consumer Electronics
  • Telecommunications
  • Automotive
  • Medical Devices
  • New Energy
  • Other manufacturing sectors