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Quality Control System

A quality assurance system recognized the world-over.

Quality Policy

Yokowo is committed to achieving quality that delivers customer satisfaction. To do that, we respond diligently to the development and improvement requirements of the world-class companies that are leading the global technological revolution, establish optimal quality standards for all products we produce, and make effectively use of our proprietary technology.

Quality Control Activities

Since its founding, Yokowo has been carrying out exhaustive quality assurance activities through quality management with the view to becoming a supplier of top-quality products. Yokowo was certified with the ISO 9001 in 1995 and, subsequently, with the QS-9000 in 1999. Yokowo shifted from its certification to the ISO/TS 16949 certification in 2005.

Additionally, Yokowo’s principal production bases in Japan and overseas have obtained the ISO certification and the Yokowo Group as a whole implements quality assurance activities in an effort to boost customer satisfaction.

Registered Organization ISO Certifications Certificate Registration No. Certification Body
DOMESTIC YOKOWO CO., LTD. ISO9001:2008 JMI-0150 JQA
YOKOWO COMMUNICATION COMPONENTS & SYSTEM CO., LTD.
YOKOWO PRECISION CO., LTD.
YOKOWO CO., LTD.
(Medical Devices Business)
ISO13485 :2003 Q1N 14 11 78509 003 TUV SUD
OVERSEAS DONGGUAN YOKOWO ELECTRONICS CO., LTD. ISO9001:2008 FM 39923 bsi
DONGGUAN YOKOWO CAR COMPONENTS CO., LTD. ISO/TS 16949:2009 0201741/2015A030 IATF/CASC
ISO9001:2008 01215Q20031R2M CEPREI
YOKOWO ELECTRONICS (M) SDN. BHD. ISO9001:2008 AR1054 SIRIM QMS International
YOKOWO MANUFACTURING OF AMERICA LLC ISO9001:2008 951 04 2780 TUV SUD
YOKOWO VIETNAM CO., LTD. ISO9001:2015 VN.3845942 BUREAU VERITAS

*Reference: ISO Certification Acquisitions

Quality testing equipment

Yokowo has introduced a large number of environmental composite testers and other testing equipment to its Reliability Laboratory and is constantly working to supply premium-quality products that are compatible with the latest technological innovations.

Reliability Test Equipment

Reliability Test Equipment
Nano Indenter
High-speed Camera
Liquid Type Thermal Shock Chamber

Analysis Equipment

Field Emission SEM

FT/IR : Fourier Transform Infrared Microscope Spectrometer

X-ray CT Solver

Contact Probe’s CT Image