To ensure the best quality of precision parts, the JMS Group has met many international standards for quality and environmental management.

We take seriously in material, processing and assembling. The strict internal audit makes sure that every employee follows the standard procedures.


ISO 9001:2015 Quality Management System


IATF 16949:2016 Automotive Quality Management System


ISO 14001:2004 Environmental Management System


D-U-N-S® Registered™ Certificate


RoHS Directive



What’s more, JMS has passed many clients’ audits, including:

  • Pegatron Corporation, ASUS, Askey :       QSA & QPA & GA
  • Logitech, Foxconn, Laird :                          QSA & QPA
  • Makita, Young Optics, Quanta Computer : QSA & QPA & GP