CSR Sustainability

ISO Certifications

The following is the ISO certification status of the Group’s primary manufacturing sites. We will ensure that our business activities are eco-friendly while contributing to society by providing goods and services that are trusted by customers and by constantly improving our quality and environmental management systems.

Company Name Segment Affiliation with the Company Acquired certifications
Sanbongi Factory, RS Technologies Co., Ltd. Wafer reclamation business RS Technologies ISO9001 certified
ISO14001 certified
RSTEC Semiconductor Taiwan Co., Ltd. (RS Taiwan) Wafer reclamation business Consolidated subsidiaries ISO9001 certified
ISO14001 certified
ISO45001 certified
Shandong GRINM RS Semiconductor Materials Co., Ltd. (Shandong GRITEK) Prime wafers
Manufacturing and sales		 Consolidated subsidiaries ISO9001 certified
ISO14001 certified
DG Technologies Co., Ltd. Businesses related to semiconductor equipment, components, etc. Consolidated subsidiaries ISO9001 certified
ISO14001 certified

RS Technologies Co., Ltd. Sanbongi Factory

RS Technologies Co., Ltd. Sanbongi Factory ISO9001

ISO9001

  • Certification date：2011/11/4
  • Accreditation body：UKAS
  • Registration number：JP11/062323
RS Technologies Co., Ltd. Sanbongi Factory ISO14001

ISO14001

  • Certification date：2014/10/7
  • Accreditation body：UKAS
  • Registration number：JP14/071387

RSTEC Semiconductor Taiwan Co., Ltd. (RS Taiwan)

RSTEC Semiconductor Taiwan Co., Ltd. (RS Taiwan) ISO9001

ISO9001

  • Certification date：2017/10/5
  • Accreditation body：UKAS
  • Registration number：TW17/01054
RSTEC Semiconductor Taiwan Co., Ltd. (RS Taiwan) ISO14001

ISO14001

  • Certification date：2017/9/22
  • Accreditation body：UKAS
  • Registration number：TW17/01055
RSTEC Semiconductor Taiwan Co., Ltd. (RS Taiwan) ISO45001

ISO45001

  • Certification date：2017/9/22
  • Accreditation body：UKAS
  • Registration number：TW17/01056

Shandong GRINM RS Semiconductor Materials Co., Ltd.

Shandong GRINM RS Semiconductor Materials Co., Ltd. ISO9001

ISO9001

  • Certification date：2021/1/27
  • Accreditation body：UKAS
  • Registration number：CN034631
Shandong GRINM RS Semiconductor Materials Co., Ltd. ISO14001

ISO14001

  • Certification date：2021/4/30
  • Accreditation body：UKAS
  • Registration number：CNBJ322336-U-001

DG Technologies Co., Ltd.

DG Technologies Co., Ltd. ISO9001

ISO9001

  • Certification date：2009/3/30
  • Accreditation body：UKAS
  • Registration number：05774
DG Technologies Co., Ltd. ISO14001

ISO14001

  • Certification date：2024/5/14
  • Accreditation body：UKAS
  • Registration number：15593