Quality / Certificates
In 2009, Yoshimasu was awarded "Best Supplier of the Year in performance of Quality, Cost, Delivery and Management", which proves our unrivaled track record in this industry.

Quality Management System
ISO 9001
EN/AS/JIS Q 9100
Information Security Management System
ISO 27001 
Special Processes certified by Nadcap
AC 7116    Nonconventional Machining
AC 7116/3   Electrical Discharge Machining (EDM)
AC 7116/4   Laser Beam Machining (LBM)
Production processes certified by customers
GE, IHI, Kawasaki Heavy Industries, Yokohama Rubber Co