Our growth history

1994

2009

2016

SANREX ASIA PACIFIC
PTE. LTD. established

Representative officein Slovenia opened(relocated to Helsinki inFY2017)

DONGGUAN EASTERNELECTRONICS CO., LTD.
established

SANSHA ELECTRIC MFG.
(GUANGDONG) CO., LTD. established

History of growth

We will continue growing by
operating businesses globallySingapore

2001

1994

SANSHA ELECTRIC
MFG. (SHANGHAI)
CO., LTD.
established

SANREX EUROPE GMBH
established (relocated to Slovenia
in FY2009)

400

ChinaSlovenia

China

2017
Helsinki Branch establishedFinlandSeoul Branch established

300South Korea

China

Taipei Branch established

Germany

Since its founding in 1933, the Sansha Electric Manufacturing Group has been contributing to thedevelopment of society through the creation of products that society needs.
Nearly four decades have passed since we launched our first overseas bases in the United Statesand in Hong Kong in 1983. The Group will continue to operate its business globally.

(100 million yen)

1999

Taiwan2001983
SANREX LIMITED establishedHong KongSANREX CORPORATION established

USAChanges in area portfolio and overseas sales ratio
Consolidated net sales1990

2000

2010

2022

Ratio ofoverseas sales

Ratio ofoverseas sales

Ratio ofoverseas sales

Ratio ofoverseas sales

9.4%

18.0%

32.8%

34.0%

Ratio of overseas net sales

2020
1999

1933… 1948 1950

1955

1960

1965

1970

1975

1980

1985

1990

Business History
Product Development

PolicyExtending market reach overseas,
contributing to hydrogen society,contributing to the miniaturizationof industrial equipment, etc.

Brisk capital investment andrecord-high net sales

2000

2008

Financial crisis

2019

2005

2010

2015

In the semiconductor business, sales of products with new applications
increased in China, but demand declined due to trade friction between the U.S.
and China In the power supply business, the Group obtained a foothold tocontribute to hydrogen society by providing fuel cell equipment.

Increasing bases and specialization in thedevelopment of power semiconductors

Developing a system for increased globalization

Towards a new age

1933

1971

1991

1991

1970

1933

Sansha Denki Seisakusho founded

1948

Sansha Denki Seisakusho Co., Ltd.
established

1953

Tokyo District Office (currently TokyoBranch) established1960

Headquarters Plant completed in Osaka

1970

Fukuoka Representative Office (currently Kyushu
Sales Office) established

1933Develops a choke coil auto transformer,
a predecessor to projector power supplies

1982

1985

Yukio Shikata,founding president
Representative Director andPresident from the Group’s
foundation to 1972

Develops a tungar rectifier for lightprojectors

1990

Shiga Plant completed in Shiga
Prefecture for the production ofpower supplies
Okayama Plant completedin Okayama Prefecture forthe production of power
semiconductors

Masao Shikata,second president
Representative Director andPresident from 1972 to 1986

2010

1994

Shiga Plant obtains ISO 9001 certification

1996

Okayama Plant obtains ISO 9001 certification

1997

Achieves listing on the second section of the
Osaka Stock Exchange

2001Power Supply System Manufacturing Divisionobtains ISO 14001 certification

2002

Semiconductor Manufacturing Division obtains
ISO 14001 certification

Develops an insulated triac that is the first in Japan

1991

Develops a planner type transistor module

1980

Develops a thyristor module and a power transistor for highspeed switching

1993

Develops a solar power conditioner

2002

Develops a power supply for light source for projector ofdigital cinema

2007

Develops an IGBT chip for inverter for industrial use

Develops a power transistor module

1988

Develops a power MOSFET module

Tungar rectifiers for light projectors

1963

Develops and announces our first power semiconductor andthyristor

1964

Develops an inverter uninterruptible power supply and anelectric power regulator for electric furnaces

1968

Develops a diffusion type of triac and thyristor

1970

Develops a rectifier for plating

Insulated triac

Thyristor modules

Solar power conditioner

2020

Lamp power supply for
digital cinema projector

FY 20212023

New building completed at the ShigaPlant

2016

SANSHA SOLUTION SERVICE CO.,LTD. established in Osaka

2016

SANSHA ELECTRIC EASTERN CO.,LTD. (currently SUWA SANSHAELECTRIC CO., LTD.) established inNagano Prefecture to commence small
power supply business

2014

Develops a photovoltaic power
generation evaluation system for theNational Institute of Advanced Industrial
Science and Technology’s Fukushima
Renewable Energy Institute2015

Jointly develops a compact SiC power
module with Panasonic Corporation

2016

Participates in the virtual power plant(VPP) construction demonstration
project

SiC power module0(FY)2022 2023

Medium-termmanagement
plan CG23

2010

2014

Kunio Shikata,
Honorary Chairman
Representative Director,
President and Chairman ofthe Board from 1986 to 2021

1971

1982

U.S.-China trade dispute

Developing new fields by providing solutions based on technology

Achievements

Russia’s invasion of Ukraine

CG23

Establishing the technological foundationthat continues from the foundation of theGroup to the present

1937

03

Theme2007

1995

Medium-term management plan

FY 20182020

Internet bubble

2022

COVID-19

1002021OSAKA DENSO
INDUSTRY CO., LTD.
becomes a wholly owned
subsidiary2022

Listing moves to theStandard Market of theTokyo Stock Exchange

2023

Purpose established2017

Develops a fuel cell power
conditioner

2019

Develops a 1500 V string
compatible diode module
for photovoltaic power
generation

2020

Develops a power supply
for storage battery tests

2022

Develops 1200 V voltageresistant SiC MOSFET
discrete semiconductor

1200 V voltage-resistant SiC
MOSFET discrete semiconductor

Power supply for storage
battery tests

SanRex REPORT 2023

04