Company

History

For more than 40 years of growth & development
Proud history is achieved with the innovation & technology.
2010 2000 1990 1980
2010
2019.01
Contracted Research Project for Power Distribution with A Grade (Cooperation Task with Korea Hydro & Nuclear Power)
2018.05
Contracted Supply for Main Control Room of Shin Kori 5,6 (Doosan Heavy Industries & Construction I&C)
2017.03
Supplied Switch, Digital Meter, Ø16 Lamp with Safety Grade for Main Control Room of Jinshan 1 in China
2017.05
Developed Thumwheel Switch, Digital Meta, CSM with Safety Grade for Shin Kori 5,6
2016.01
Developed Analog Timer with Nuclear Safety Grade
2015.09
Registered Safety Grade Supplier of Jinshan Nuclear Power Plant in China
2014.03
Developed of Switch, Terminal Block, Indicator, Lockout Relay with Safety Grade for APR 1400
2013.02
Developed Digital Meta, 2 Layer Assembly Terminal Block, and Ø16 Lamp with Nuclear Safety Grade
2013.04
Choi Phil Koo was inaugurated as the 2nd president
2011.04
Awarded Gold Tower Order of Industrial Service Merit
2010.05
Registered as supplier of Westinghouse Electric Company
2000
2008.05
Awarded the Prime Minister Commendation
2008.06
The Head office & Factory moved into new place
348-3, Sam-ri, Silchon-eup, Gwangju-si, Gyeonggi-do, Korea
2007.09
Qualified & Certified Underwrites Laboratories Inc (UL) mark for Push Button Switch or
Pilot Lamp (U.S.A and Canada)
Obtained CE Certificate for Push Button Switch or Pilot Lamp
2006.03
Awarded the Innovation Managemaent prize
by Minister of Commerce, industry and Energy
Qualified & Certified China Complusory Certificate (CCC) mark
2006.06
Qualified & Certified China Compulsory Certification (CCC) mark issued
by China Government for Limit, Lever, Ø16 Series, Square Lamp, Rectangle Lamp
Qualified & Certified Underwrites laboratories Inc (UL) Mark
for control switches (U.S.A & Canada)
-AP12, AP13, AK2, AK3, AR2, AR3
2006.07
Qualified & Certified Underwrites Laboratories Inc (UL) mark for Control switches (U.S.A and Canada)
Obtained CE Certificate for Control switches
2005.01
Certified Safety Certificate Scheme Electrical Appliances
by Korea Testing Laboratory
2005.03
Registered as supplier of Korea Hydro & Nuclear Power Co., Ltd.
(Quality Class : Q)
2005.05
Obtained CE Certificate for Proximity Switch
2005.08
Obtained CE Certificate for Lamps, Cam Switches and Control Switches
2005.11
Obtained CE Certificate for Lever Switches
2004.04
Qualified & Certified Underwrites Laboratories Inc (UL) mark for Lamps,
Cam Switches, and Control Switches (U.S.A and Canada)
2004.05
Awarded The Korea Electric Great Prize by Ministry of Science & Technology
2003.04
Qualified & Certified China Compulsory Certification (CCC) mark issued
by China Government for Relay, Cam Switch, Ø22 Series
2002.01
Appointed as a promising Venture of Electric Power
by Small & Medium Business Administration
2002.05
Awarded the Technology Innovation Prize by Minister of Ministry of
Science and Technology
2001.06
Building of 3nd factory 296-10, Cheonhyun-Dong, Hanam-City,
Kyunggi-Do, Korea
2001.12
Appointed as a promising Venture of Electric Power by Korea Electric
Power Corporation
2000.06
Selected a Promising Venture Business
(Korea Electric Power Corporation)
2000.08
Developed Cam type Time Switch (30A) for midnight electric power
control with Korea Electric Power Corporation.
2000.12
Developed Control Module Switch for Nuclear Power Plant
1990
1999.01
Appointed as Technology Innovation Development Enterprise
by Small & Medium Business Administration.
1999.05
Registered as Approved Vendor of KEPCO
for Nuclear Grade Item (Class-1E) for KORI Nuclear Power Plant
1999.06
Certified UL Mark (U.S.A and Canada) for the Relays
1999.08
Developed Limit Switch (Class-1E) for Unclear Power Plant
1999.10
Obtained "ISO9001(RAB)" by HSB-RS Korea
Obtained KEPIC Certificate for Quality Assurance system of Nuclear grade Items
- Korea Electric Association
Certified UL Mark (U.S.A and Canada) for the Micro Switch
1999.12
Awarded the Technology Innovation Prize by Small & Medium Business Administration
and Chung-Ang Daily Newspaper Appointed as a Venture Company by the Korea
1998.02
Developed Cam type Time Switch (130A) for midnight electric power control
with Korea Electric Power Corporation.
1998.03
Developed Rectifier for Mobile Communication of Base Station
1998.04
Qualified & Certified the Equipment Qualification for Nuclear Grade Item
(Class-1E), Qualified by Saehan Engineering & Qualification & NLI
1998.05
Appointed as a Venture company by Small & Mudium Business Administration
1998.08
Appointed as a Privileged Enterprise for new technology
and assured quality standard by the Korea Electric Power Corporation
1997.02
Obtained "ISO 9002" Certificate by Korea Electritechnology Research Institute
1996.04
Appointed as a privileged enterprise for new technology
and assured quality standard by the Gyeonggi-do, Korea
1994.05
Building of 2nd factory 519-3, Tukpung-Dong, Hanam-City, Kyunggi-Do, Korea
Certified the KERI's R & D test for development of Limit Switch (Spatter type)
1994.06
by Korea Electrotechnology Research Institute
Registered Member of the Korea International Trade Association
1994.12
 
1993.12
Qualified & Certified Nuclear Grade Item (F&H in U.S.A)
1992.03
Obtained Quality Control of factory grade (Grade 2-ul)
1992.06
Granted a meters manufacturing industry (Gyeonggi-do)
1991.01
Established the Electronic Business Department
1991.11
Certified the KERI's R & D test for development of Hinge type of
Electronic Relay by Korea Electrotechnology Research Institute
1980
1989.07
Obtained Korea Industrial Standard Mark (KS)
by Small & Medium Business Administration.
1988.03
Appointed as a Promising Small & Medium Enterprise by Industrial Bank of Korea Certified the Type Approval Certificate for electric product by Small & Medium Business Administration
1988.10
Transfer incorporation as a "YongSung Electric Co.,Ltd" and new building of 1st factory 84-6, Gonjiam-Ni, Shilchon-Myun, Kwangju-City, Kyunggi-Do, Korea Certified the KERI's R & D test for development of Cam Switch for
1988.11
AC 250Voltage 30Ampere by Korea Electrotechnology Research Institute
1987.02
Obtained the Type Approval Certificate for electric product for Push Button Switch by Small & Medium Business Administration
1987.07
Obtained the Type Approval Certificate for electric product for Rotary Switch by Small & Medium Business Administration
1986.10
Obtained the Electric Product Manufacture Certification (Gyeonggi-do) : Certification No. 3-3-87
1986.10
Certified the KERI's R & D test for development of Industrial Lamps for AC 110Voltage and 220Voltage by Korea Electrotechnology Research Institute
1985.12
Certified the KERI's R & D test for development of Cam Switch for AC 250Voltage 10Ampere by Korea Electrotechnology Research Institute
1980.12
Established the "YongSung Electric Co" 482-58, Dapsimni 5(o)-dong, Dongdaemun-gu, Seoul, Korea