Acquisition of ISO 14001 Certiﬁcation ( list of companies with ISO 14001 certiﬁcation)(as of April 1, 2020)■ Sumitomo Electric Industries, Ltd.
and domestic aﬃliates■ Overseas aﬃliates of Sumitomo Electric Industries, Ltd.
（44 companies）

Certiﬁed Site

Acquisition Date Prefecture

Sumitomo Electric Industries, Ltd., Yokohama Works (Note 1)

February 1999 Kanagawa

Sumitomo Electric Industries, Ltd., Osaka Works (Note 2)
Sumitomo Electric Industries, Ltd., Itami Works (Note 3)

First Sumiden Circuits,Inc.

September 2000

Hyogo

Sumitomo Electric Interconnect Products (M) Sdn.Bhd.
Sumitomo Electric Wintec (Wuxi) Co., Ltd.
Sumitomo Electric Sintered Components (Thailand) Co., Ltd.
SEI Interconnect Products (Hungary), KFT.

(Note 3) Certiﬁed Aﬃliates located inside Itami Works- A.L.M.T. Corp., Functional Products Plant- Sumiden Semiconductor Materials Co., Ltd., Itami Plant- Sumitomo Electric Hardmetal Corp.
- Sumitomo Electric Sintered Alloy, Ltd., Itami Plant- Sumitomo Electric Technical Solutions, Inc., Itami Works- Axismateria Ltd.
- Sumitomo Electric Hardmetal Corp., Powder Metallurgy Innovation Center (PMIC)■ Domestic aﬃliates of Sumitomo Electric Industries, Ltd.
(27 companies and 38 sites)
Acquisition Date Prefecture

J-Power Systems Corporation

Hitachi Works

Sumitomo Electric Fine Polymer, Inc.
Sumitomo Electric Device Innovations, Inc.
Sumitomo (SEI) Electronic Wire, Inc

Yamanashi Plant

SEI Optifrontier Co., Ltd.
Japan Communication Accessories
Manufacturing Co., Ltd.

IbarakiOsaka

August 1998 Yamanashi
Tochigi

Hachinohe Works December 2003

Aomori

December 1999

ToyamaSaitama Works

Saitama

Shonan Works

February 2000 Kanagawa

Suwa Works

NaganoHead Oﬃce andKomaki Plant

Sumiden Opcom, Ltd.

March 2000

Aichi

July 2000 Kanagawa
Sakata WorksA.L.M.T. Corp.

Sumitomo Electric Sintered Alloy, Ltd.
Sumitomo Electric Wintec, Inc.

July 2000 Yamagata

Harima Works September 2000

Hyogo

Awaji Plant September 2003

Hyogo

Toyama Works September 2004

ToyamaHead Oﬃce andNovember 2000
Okayama Plant

Okayama

Shigaraki Works December 2000

Shiga

January 2004

Niigata

Taguchi Works

Sumiden Shoji Co., Ltd.

June 2002 Osaka, etc.

Sumitomo Electric Printed Circuits, Inc.

Minakuchi Works
Ishibe Works

Kiyohara Sumiden, Ltd.
Sunray Reinetsu Co., Ltd.

March 1997
February 1998

Kanto Works November 1998

Sumitomo Electric Toyama Co., Ltd.

September 2003

Shiga

October 2003

Tochigi

Head Oﬃce and Hirakata Plant

February 2004

Osaka

Tokyo Branch Oﬃce

August 2006

TokyoMarch 2004

Osaka

Kurobane Factory September 2004

Tochigi

Head Oﬃce andDecember 2004
Kobe Plant

Hyogo

Hoshi Industries Co., Ltd.
Daikoku Electric Wire Co., Ltd.

Sumiden Semiconductor Materials Co., Ltd.
Gokoh Shoji Co., Ltd.

December 2005 Osaka, etc.

Sumiden Fine Conductors Co., Ltd.

Maebashi Plant
Himejima Plant

April 2006

GunmaOsaka

Kyushu Sumiden Seimitsu Ltd.

June 2006

Saga

Hokkaido Sumiden Precision Co., Ltd.

July 2006

Hokkaido

Head Oﬃce and Itami Works
Sumiden Transmission andDecember 2006
Distribution System Products, Ltd.
Tokyo OﬃceHyogoSumiden Sizai Kakou Co., Ltd.

OsakaHead Oﬃce and Osaka Oﬃce December 2007

Sumitomo Electric Tochigi Co., Ltd.
Tokai Sumiden Precision Co., Ltd.
Misawa Trading Co., Ltd.

January 2000 Philippines

Osaka(Note 2) Certiﬁed Aﬃliates located inside Osaka Works- SEI Business Creates, Inc.
- Sumitomo Electric Technical Solutions, Inc.
- J-Power Systems Corporation, Osaka Works- Sumiden Transmission and Distribution System Products, Ltd. Osaka Manufacturing Division- Sumitomo Electric System Solutions Co., Ltd.

December 2007

TokyoTochigi

June 2008

MieHead Oﬃce September 2009

OsakaAcquisition Date PrefectureFebruary 1999

March 2000

(Note 1) Certiﬁed Aﬃliates located inside Yokohama Works- Sumitomo Electric Technical Solutions, Inc., Yokohama Works- Sumitomo Electric Device Innovations, Inc., Yokohama Headquarters- SEI Optifrontier Co., Ltd., Headquarters and Yokohama Works

Certiﬁed Site

Certiﬁed Site
Sumi-Pac Corporation

July 2000

Taiwan
Malaysia

March 2001

China

October 2001

ThailandJanuary 2002

HungaryEngineered Sintered Components Company

December 2002

USASumiden Powder Metallurgy (Wuxi) Co., Ltd.

June 2003

China

July 2003

Malaysia

Sumitomo Electric Sintered Components (M) Sdn.Bhd.
Keystone Powdered Metal Company

August 2003

USA

Sumitomo Electric Interconnect Products (Shanghai), Ltd.

October 2003

China

Sumitomo Electric Wintec (Malaysia) Sdn. Bhd.

February 2004

Malaysia

Sumitomo Electric Interconnect Products (Suzhou), Ltd.

April 2004

SUMIDEN INTERNATIONAL TRADING (SINGAPORE) PTE. LTD.

April 2004 Singapore

PT. Sumitomo Electric Wintec Indonesia

China

June 2004 Indonesia

Sumitomo Electric Wintec (Thailand) Co., Ltd.

November 2004

Sumitomo Electric Semiconductor Materials, Inc.

December 2004

USASUMIDEN INTERNATIONAL TRADING (SHANGHAI) CO., LTD.

February 2005

China

Zhongshan Sumiden Hybrid Products Co., Ltd.

March 2005

China

Sumitomo Electric Interconnect Products (Hong Kong),Ltd.

March 2005

China

Sumitomo Electric Sintered Components (Germany) GmbH

April 2005

Germany

Thailand

SUMIDEN INTERNATIONAL TRADING (H. K. ) CO., LTD.

August 2005

China

Sumiden Electoronic Materials (M) Sdn. Bhd.

January 2006

Malaysia

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February 2006 Indonesia

JUDD Wire, Inc.

April 2006

USA

A.L.M.T.(Thailand) Co., Ltd.

April 2006

Thailand

Sumitomo Electric Interconnect Products (Shenzhen),Ltd.

November 2006

China

SD Vietnam Industries Limited

November 2006

VietnamJuly 2007

China

A.L.M.T. Diamond Dies (SUZHOU) Co., Ltd.
Suzhou Sumiden Electronic Materials Co,. Ltd.
SUMIDEN INTERNATIONAL TRADING (THAILAND) CO., LTD.
Sumitomo Electric Photo-Electronics Components (Suzhou), Ltd.
Sumitomo Electric Fine Polymer (Suzhou) Ltd.

December 2007

China

April 2008

ThailandAugust 2008

China

September 2008

China

October 2008

TaiwanSumitomo Electric Hardmetal Manufacturing (Thailand), Ltd.

April 2009

ThailandＰＴ. ＳUMI INDO KABEL Tbk.

May 2010 Indonesia

SEI Electronics Materials Ltd.

Sumitomo Electric Interconnect Products, Inc.

October 2010

USA

Sumitomo Electric Interconnect Products (Vietnam), Ltd.

January 2011

Vietnam

Sumiden Device Innovations Vietnam Co., Ltd.

February 2012

Vietnam

Sumitomo Electric Hartmetallfabrik GmbH.

June 2013

Germany

SEI Electronic Components (Vietnam), Ltd.

August 2013

VietnamPT. Sumiden Sintered Components Indonesia

March 2017 Indonesia

Sinterwerke Herne GmbH

July 2018

Sinterwerke Grenchen AG

July 2018 Switzerland

GermanyAcquisition of ISO 14001 Certiﬁcation ( list of companies with ISO 14001 certiﬁcation)(as of April 1, 2020)■ Sumitomo Wiring Systems, Ltd.
and domestic aﬃliates
Certiﬁed Site
Sumitomo Wiring Systems, Ltd.

SWS Group in Japan※ Scope of registration- Sumitomo Wiring Systems, Ltd.
- Chuetsu Sumidenso, Ltd.
- Sumidenso Platech, Ltd.
- SWS East Japan, Ltd.
- SWS West Japan, Ltd.
※ Companies included in relation to the scope above- AutoNetworks Technologies, Ltd.
- Sumitomo Electric Information Systems Co., Ltd.
- S.D. Engineering, Ltd.
- SEI Loginet Co., Ltd.
- Sumidenso Service, Ltd.
- SWS Management Support, Ltd.

■ Overseas aﬃliates of Sumitomo Wiring Systems, Ltd.
（46 companies）Acquisition Date Prefecture
October 1997

Mie, etc.

Certiﬁed Site
Sumitomo Electric Wiring Systems (Thailand) Ltd.

Acquisition Date Prefecture
December 2001

Thailand

Sumidenso do Brasil Industrias Eletricas Ltda.

June 2002

International Wiring Systems(Phils.) Corporation

July 2002 Philippines

Conductores Technologicos de Juarez, S.A. de C.V.
SEWS Romania S.R.L.
Sumitomo Electric Wiring Systems, Inc.

BrazilFebruary 2003

MexicoJuly 2003

Romania

September 2003

USA

SEWS-CABIND Poland Sp. Zo.o.

February 2004

PolandSEWS-CABIND Maroc S.A.S.

February 2004

MoroccoSUMI-HANEL Wiring Systems Co., Ltd.

June 2004

VietnamHuizhou Zhurun Wiring Systems Co., Ltd.

June 2004

China

Autosistemas de Torreon S.A. de C.V.

July 2004

MexicoSumidenso Mediatech Suzhou Co., Ltd.

July 2004

China

Tianjin Jin-Zhu Wiring Systems Co., Ltd.

July 2004

China

SEWS-COMPONENTS (Thailand)LTD.

November 2004

PT. Sumi Indo Wiring Systems

November 2005 Indonesia

Sumidenso Vietnam Co., Ltd.

ThailandMarch 2006

Vietnam

SEWS-Automotive Wire Hungary Ltd.

May 2006

Hungary

Sumidenso Mediatech (Huizhou)Ltd.

May 2006

China

PILIPINAS KYOHRITSU INC.

December 2006 Philippines

HuiZhou Sumiden Wiring Systems Co., Ltd.

September 2007

ChinaSEWS COMPONENTS (HUIZHOU),LIMITED

March 2008

China

Wuhan Sumiden Wiring Systems Co., Ltd.

September 2008

China

Fuzhou Zhu Wiring Systems Co., Ltd.

November 2008

China

January 2009

MoroccoSEWS-Maroc SARL
Suzhou Sumiden Automotive Wire Co., Ltd

April 2009

China

SEWS Hungary Wiring Harness, Ltd.

November 2009

Hungary

SEWS South Africa Pty. Ltd.

November 2009 South Africa

International Electric Wires Phils. Corp.

December 2009 Philippines

Huizhou Zhurun Automotive Wire Co.,Ltd.

February 2010

China

Suzhou Bordnetze Electrical Systems Ltd.

April 2010

China

SE Wiring Systems Egypt S.A.E

July 2010Egypt

March 2011

VietnamApril 2011

Romania

December 2011

Bulgaria

Sumiden Vietnam Automotive Wire Co., Ltd.
SE Bordnetze S.R.LSE Bordnetze-Bulgaria EOOD
Sumidenso da Amazonia Industrias Eletricas Ltda.

August 2012

BrazilSEWS Components and Electronics Europe Ltd.

February 2013

Hungary

SE Bordnetze-Mexico S.A. de C.V.

February 2014

MexicoSumi Vietnam Wiring System Co., Ltd.

August 2014

Vietnam

Jiang Xi Wiring Systems Co.,Ltd.

January 2015

China

SEWS-Components Changshu, Ltd.

April 2015

ChinaJanuary 2016

MexicoSEWS-COMPONENTS VIETNAM CO., LTD.

June 2017

Vietnam

Changchun SE Bordnetze Co.,Ltd.

June 2017

China

Chengdu SE Bordnetze Company Ltd.

June 2017

China

Wuzhou SE Bordnetze Company Ltd.

June 2017

China

Sistemas de Arneses K&S Mexicana, S.A. de C.V.

SUMI PHILIPPINES WIRING SYSTEMS CORPORATION

October 2017 Philippines