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Brief History

Continuous growth and pursuits that have created a history of innovation

Brief History

Our History

  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
Previous

2020s2020 ~ present

  • 2023
    February
    Receive Carbon Management Honors Club and Carbon Management Sector Honors
  • 2022
    September
    Forms MOU with Uljin-Gun for the Development of Nuclear Clean Hydrogen Sect
    September
    Signed a contract designed to improve Ethiopia’s power supply network in the country’s southwestern areas
    June
    Hyosung Heavy Industries & KEPCO Sign an MOU on Integrated Solution for Power Facility
  • 2021
    December
    Signed an MOU with Busan Metropolitan Government and Korea Asset Management Corporation (KAMCO) to foster the liquefied hydrogen industrial ecosystem in Busan.
    December
    Won a contract for the urban environment overhaul project for Sangok, Incheon (order amount of KRW 366.6 billion).
    April
    Launched Energy Alliance jointly with nine other businesses (i.e. Doosan Heavy Industries, SK E&S, POSCO Energy, Hanwha Energy, Hyundai Motor, etc.).
    February
    Signed an agreement for joint venture investment in liquefied hydrogen business with Linde plc.
  • 2020
    October
    Build Korea’s first liquefied hydrogen station in Samcheok
    April
    Signed an MOU with the Linde Group for liquid nitrogen business
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
Previous

2010s2010 ~ 2019

  • 2019
    November
    Heavy Industry SectorSigned MOU on acquisition of Mitsubishi Electric Power Products, Inc. (MEPPI) in Tennessee, USA
    September
    Heavy Industry SectorCompleted a hydrogen energy station at the National Assembly in Yeouido
    April
    Heavy Industry Sectorparticipated in GRIDTECH-2019 in New Delhi, India
    March
    Construction Sectorconducted the sale of Cheongryangri Station Harrington Place
    Heavy Industry Sectorjoined Hydrogen Energy Network (HyNet), an alliance of hydrogen charging station businesses
    February
    Heavy Industry SectorChangwon Plant received the Plaque of Appreciation from Changwon City for social contribution
    January
    Heavy Industry Sectorwon Green Energy awards at Korea Green Car Awards
  • 2018
    June
    Heavy Industry SectorChangwon Plant opened Hyosung Square in its exhibition center
    Heavy Industry SectorHyosung Heavy Industries was spun off
    March
    Construction SectorThe Construction PG was awarded the 2018 Korea Top Brand Award by Chosun Biz
    February
    Construction SectorThe Construction PG acquired New Construction Technology No. 833 certification
  • 2017
    December
    Construction SectorReceived the minister's commendation for contribution to energy PU and nuclear fusion Research
    Construction SectorChangwon Plant was acknowledged again as an enterprise that has contributed to farming communities as per the 1-company 1-village movement
    November
    Construction SectorWon the Grand Prize in the Multipurpose Buildings category at the 2017 Environmentally Friendly Construction Projects Awards
    Heavy Industry SectorWon the Minister Heavy Equipment Prize hosted in the 2017 Mutual Growth Week
    Heavy Industry Sector Won the Top 10 Railway Technologies Award for its asset health management solution (AHMS) for substations
    June
    Construction SectorWon the Grand Prize at Joongang Ilbo’s Environmentally Friendly Construction Industry Awards
    Heavy Industry SectorChangwon Plant established a STATCOM production factory
    March
    Construction SectorWon the Grand Prize in Chosun Biz's 2017 South Korea’s Most Loved Brands Awards (in the apartments category)
  • 2016
    September
    Heavy Industry SectorBegan operating a breaker production plant in Pune, India
    July
    Construction SectorPyeongtaek's Hyosung Harrington Place received the Grand Prize at Joongang Daily “Eco-friendly Construction Industry Awards”
  • 2015
    December
    Heavy Industry Sector Became the first company to enter the overseas STATCOM market
    Heavy Industry SectorChangwon Plant acquired S grade for PSM process safety management
    Heavy Industry SectorHeavy Industries PG entered the Mongolian power grid market
    November
    Construction SectorWon in the Customer Satisfaction category at the 2015 Hankyung Housing Culture Awards for Yongin's Giheung Harrington Place
    July
    Heavy Industry SectorAcquired international certification for the 5MW offshore wind power generation system
    June
    Heavy Industry SectorChangwon Plant signed “Voluntary Environmental Agreement for Fine Dust Reduction” with Gyeongsangnam-do
    March
    Construction SectorWon in the Apartments category at Chosun Biz’s 2015 Korea’s Most Beloved Brands Awards
    January
    Construction SectorNamed the “2015 Best Consumer-Voted Brand” by Korea Forbes in the Apartments category
    Construction SectorConstruction PU achieved an annual order value of 1.5 trillion KRW for 2014
  • 2014
    June
    Construction SectorYongin's Guseong Station Hyosung Harrington Place won the Grand Prize in the Apartments category at the 2014 Second-Half Hankyung Housing Cultural Awards
    April
    Heavy Industry SectorHeavy Industries PG won the 2013 Best GIS Contract at the 3rd Annual Contractor Interactive Session hosted by India’s National Electricity Bureau
    February
    Heavy Industry SectorChangwon Plant established a circuit breaker development/testing building unit
    Heavy Industry SectorIndustrial Machinery PU supplied South Korea’s first CNG fueling station for taxis
  • 2013
    December
    Heavy Industry SectorUltra high voltage shutdown systems 245kV GIS and 420kV class GIS were named the “2013 World's Best Product'”
    July
    Construction Sector Held the “2013 Construction PG Mutual Growth Consultation Group Opening Ceremony”
    Heavy Industry SectorHeavy Industries PG’s Jochiwon plant changed its name to “Sejong plant”
    June
    Heavy Industry SectorHeavy Industries PG won the Product Strategy award at the "2013 Frost & Sullivan Korea Awards”
    Construction SectorWon the Grand Prize at the 2013 Hankyung Housing Culture Awards
    May
    Construction SectorThe Construction Materials Division's Exterior Insulation Business Section (Materials area) was transferred to Byucksan Corporation via a comprehensive transfer agreement
    March
    Heavy Industry SectorPower Systems PU landed a solar photovoltaic power turnkey project in Mozambique
    February
    Construction SectorConstruction PU launched new collaborative brand “Harrington Place” in conjunction with ChinHung International
  • 2012
    December
    Heavy Industry SectorPower Systems PU received the Excellence Award at the 2012 Korea Technology Awards
    October
    Construction SectorAwarded at the 2012 AJU News Construction Awards for Pyeongtaek's Bijeon-dong Baeknyeon Gayak (landscaping of the complex)
    August
    Heavy Industry SectorDeveloped an 1kW class dual cell stack
    January
    Heavy Industry SectorHyosung’s PV inverter acquired CE certification
  • 2011
    December
    Heavy Industry SectorChangwon Plant received the 2011 Environment Management Excellent Enterprise Award
    October
    Heavy Industry SectorPower Systems PU received the IR52 Jang Yeongsil Award for its static synchronous compensator (STATCOM)
    July
    Construction SectorSosabul Baeknyeon Gayak received the Grand Prize in the Green Energy category at the Hankyung Housing Culture Awards
    June
    Heavy Industry SectorThe Wind Power Business Division acquired international certification for its 750 kW and 2 MW onshore wind power generation systems
  • 2010
    December
    Heavy Industry SectorReceived the Excellence Award at the 2010 Korea Technology Awards
    August
    Heavy Industry Sector Power Systems PU became the first Korean company to enter the Algerian electricity transmission/transformation market (landed an ultra high voltage substation project worth 100 billion KRW through package bidding)
    January
    Heavy Industry SectorChangwon Plant 3 established a ultra-high voltage transformer production plant and a high voltage motor production plant
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
Previous

2000s2000 ~ 2009

  • 2009
    December
    Construction SectorChinHung International won the Best Housing Complex Award at Herald Corporation's 9th Hekyung Green Housing Culture Awards
  • 2008
    April
    Heavy Industry SectorEstablished the Changwon Reliability Evaluation Center
    January
    Construction SectorSigned an acquisition agreement with ChinHung International
  • 2007
    October
    Heavy Industry SectorEstablished an 154kV intelligent substation for verification tests
    August
    Heavy Industry SectorChangwon Plant developed South Korea’s first and the world’s second 1,100kV ultra high voltage GIS
    July
    Heavy Industry SectorHeavy Industry PG's cumulative production of breakers exceeded 10,000 units
    June
    Construction SectorAbsorbed Hyosung Innotech Inc. (construction and building materials business)
    May
    Heavy Industry SectorSigned a solar photovoltaic power generation facility supply agreement (entered solar photovoltaic energy business)
    March
    Heavy Industry SectorHeavy industrial PG held a completion ceremony for a localized 10MVA STATCOM facility
  • 2006
    September
    Heavy Industry SectorEstablished Nantong Hyosung Transformer Co., Ltd.
    July
    Heavy Industry SectorHeavy Industries PG held a completion ceremony for the Ganghwa-do's Seonjin CNC fueling station
    March
    Heavy Industry SectorPower Systems PU signed an acquisition agreement with Nantong Transformer Co., Ltd. based in Nantong, Jiangsu Province, China
  • 2005
    April
    Heavy Industry SectorHeavy Industries Research Institute and Korea Electric Power Corporation jointly held a completion ceremony for the Jeju-Haenam HVDC system simulator
    March
    Construction SectorHyosung Innotech PU was named an Excellent Construction Company in the Construction category by Korea National Housing Corp for developing and distributing stone finishing materials as part of an APT specialization project
    February
    Heavy Industry SectorPower Systems PU exported 750kV class GIS to China for the first time (2 units) January
    January
    Construction SectorHyosung Innotech PU started supplying ondol flooring and lightweight concrete panels (DRYTEC) (business commencement)
  • 2004
    December
    Construction Sector Received the Korean Economic Daily’s Housing Culture Grand Prize (in the Officetels category)
    Heavy Industry SectorBaoding Hyosung Tianwei Transformer Co., Ltd. established a transformer plant
    November
    Construction SectorConstruction PU received the Housing Culture Grand Prize for Baekseok-dong Hyosung Rejeseu Officetel
    October
    Heavy Industry SectorBegan developing South Korea's first compact type 245kV 50kA gas insulated switchgear (GIS)
    May
    Construction SectorHyosung Innotech PU developed eco-friendly interior finishing material S-Green
    April
    Heavy Industry Sector Power Systems PU signed a 750kV class ultra-high voltage circuit breaker supply agreement with China’s Northwest China Grid Company Ltd.
    February
    Construction SectorHyosung Dryvit changed its name to Hyosung Innotech Inc.
    January
    Heavy Industry SectorHeavy Industries PG developed South Korea’s first 362kV 50kA gas insulated switchgear (GIS)
  • 2003
    November
    Heavy Industry SectorPower Systems PU’s Jochiwon Plant acquired China Compulsory Certification (CCC) for all its welding machine products
    Construction SectorConstruction PU unveiled a model house for residential complex Hyosung Jewelry City
    September
    Heavy Industry SectorHeavy Industries PG signed an investment agreement for construction of a distribution transformer plant with China’s Baoding Tianwei
    February
    Construction SectorNamed an Excellent Construction Company by the Korea National Housing Corporation
  • 2002
    October
    Construction SectorHyosung Dryvit PU became the first in the industry to apply an external insulation method (for Pyongyang Gymnasium)
    March
    Construction SectorConstruction PU’s Baeknyeon Gayak brand was named an Excellent Brand in the Apartments category, and its Intellian brand was named an Excellent Brand in the Residential Complex/Officetels category
  • 2001
    November
    Heavy Industry SectorIndustrial Machinery PU won the Grand Prize in the Energy Technology Development section of the Companies category
    October
    Heavy Industry SectorPower Systems PU’s Changwon Plant acquired KEPIC certification
    August
    Heavy Industry SectorJochiwon Plant developed South Korea’s first seam welding machine fitted with double iron-man
    June
    Construction SectorHyosung Dryvit acquired a patent for Neovit (anti-contamination silicone finish)
    May
    Construction SectorHEEC established incineration facilities at Incheon International Airport
  • 2000
    December
    Construction SectorHyosung Innotech received the Grand Prize at the Korean Energy Awards
    November
    Heavy Industry SectorHeavy Industries PG developed a substation monitoring and control system
    October
    Heavy Industry SectorHeavy Industries PG became the first to successfully localize a 55kV GAS VT for trains in South Korea
    September
    Heavy Industry SectorHeavy Industries PG acquired ISO 14001 certification from BVQ1 international certification
    June
    Construction SectorHeavy Industries Power Systems PU acquired ISO/KS A 14001 certification, and Dangjin Thermal Power Plant became the third in the world to successfully localize 800kV 50kA 8000A GIS
    May
    Construction SectorConstruction PU’s Gongneung District 2 Hyosung APT construction site acquired Best Company certification in safety and health management
    February
    Heavy Industry SectorCentral Research Laboratory began developing a STATCOM for electric power distribution
    Construction SectorConstruction PU was named an Excellent Construction Company by the Korea National Housing Corporation
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
Previous

1990s1990 ~ 1999

  • 1999
    December
    Construction Sector Won the Korea Occupational Safety and Health Agency's Man of Merit Award for industrial accident prevention
    Heavy Industry SectorPower Systems PU installed transformers, gas insulated switchgear, and high voltage circuit breakers for Yeonggwang Nuclear Power Plant 5
    October
    Heavy Industry Sector Power Systems PU won the Grand Prize at the 1st Knowledge Management Awards
    September
    Heavy Industry SectorChangwon Plant localized a package type CNG fueling system in conjunction with the Korea Gas Corporation
    May
    Heavy Industry SectorHeavy Industries Research Center is successfully localizing a spot welding machine timer with its own technology
    February
    Heavy Industry SectorDeveloped South Korea's first 800kV GIS (the first of its kind in the world as GIS with a 2-pole breaker)
  • 1998
    December
    Heavy Industry SectorPower Systems PU developed South Korea’s first 800kV 50kA 8000A GIS
    Heavy Industry SectorDeveloped the world's third and South Korea’s first UHV class gas insulated switchgear (GIS)
    Heavy Industry SectorSigned an agreement for the sale of Hyosung ABB to partner company Swiss ABB
    Construction SectorReceived an honorary commendation from the mayor of Goyang City for of conscientious construction
    November
    Construction SectorHyosung Construction was absorbed into Hyosung Corporation, with a capital of 99.2 billion KRW
    September
    Construction SectorHyosung Dryvit established additional production facilities for Icheon Plant (production capacity: 23,000 tons per year)
    August
    Heavy Industry SectorDeveloped South Korea’s first 200MVAR 345kV shunt reactor
    June
    Construction SectorWon the Presidential Industry Award at the Construction Promotion Gathering
    Construction SectorAcquired license for ropeway installation
    April
    Heavy Industry Sector Power Systems PU acquired certification for mold transformers from internationally accredited Italian agency CESI
    Heavy Industry SectorDeveloped new product 362KV 63kA 8000A GIS
  • 1997
    January
    Heavy Industry SectorHyosung Heavy Industries’ Jochiwon Plant successfully conducted a load test of South Korea’s largest 765Kv pylon test site
  • 1996
    May
    Construction SectorHyosung Dryvit acquired a patent for Drytech (lightweight composite panel)
    April
    Construction SectorHyosung Dryvit completed the largest standalone project (Yongin Everland) that employed the exterior insulation method
    March
    Heavy Industry SectorHyosung Heavy Industry signed an MoU for a technical alliance with Hitachi Works for ultra-high voltage transformers and began commercialization of a 765kV ultra-high voltage transformer
  • 1995
    September
    Construction SectorAcquired license for steel installation business (Ministry of Construction & Transportation license No. 120)
    July
    Construction SectorHyosung ABB acquired ISO 9001 certification for a project involving the construction of a separate subsidiary for Hyosung Construction Co., Ltd.
  • 1994
    December
    Heavy Industry SectorHyosung Heavy Industries' high-speed train TFT signed MoU for a technical alliance with Germany's Siemens AG for AC traction motors and signed an agreement to supply an additional quantity of 52 trains to Daegu Subway Station Line 1
    November
    Heavy Industry SectorHyosung Heavy Industries became the first in South Korea to reach a cumulative production of 3 million industrial electric motors
    June
    Construction SectorAcquired license for overseas construction business (for civil engineering construction business; Ministry of Construction license No. 155)
    April
    Construction SectorHyosung Construction acquired license for overseas construction business (for civil engineering construction business; Ministry of Construction license No. 155)
  • 1993
    December
    Heavy Industry SectorHyosung Heavy Industries acquired ISO 9001 certification for all its products except industrial machinery
    September
    Construction SectorHyosung Dryvit acquires KS certification
  • 1992
    December
    Construction SectorAcquired license for paving business (Ministry of Construction license No. 429)
    Construction SectorHyosung Dryvit acquired license for construction business
    Heavy Industry Sector Hyosung Heavy Industries developed South Korea’s first 765kV ultra-high voltage transformer
    Heavy Industry Sector Hyosung Dryvit acquired license for construction business
    March
    Construction SectorWon the Presidential Order of Industrial Service Merit on Commerce and Industry Day
    February
    Heavy Industry SectorHyosung Heavy Industries developed an inverter type CO2 welding machine
  • 1990
    June
    Heavy Industry SectorHyosung Heavy Industries developed an amorphous transformer
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
  • Hyosung Heavy Industries_
Previous

Before the 1990s1962 ~ 1989

  • 1989
    December
    Heavy Industry SectorHyosung Heavy Industries successfully localized small-sized PLC
    July
    Heavy Industry SectorHyosung Heavy Industries established Changwon Plant 4 (electric equipment production plant)
    May
    Construction SectorHyosung Dryvit signed a quality assurance agreement with internationally accredited quality inspection agency Societe Generale De Surveillance
    February
    Construction SectorHyosung Dryvit acquired product usage approval from United States Pacific Command
  • 1988
    October
    Heavy Industry SectorHyosung Heavy Industries completed a large-scale (132kV) substation project in Bangladesh (132kV)
    June
    Heavy Industry SectorHyosung ABB established Incheon Plant (high-tech heavy electric machinery production plant)
    February
    Heavy Industry SectorHyosung Heavy Industries became the first in South Korea to export GIS to Japan
  • 1987
    July
    Heavy Industry SectorHyosung Heavy Industries won the VE Grand Prize
    Heavy Industry SectorHyosung Heavy Industries established Changwon Plant 3 (rotary machine production plant)
    Heavy Industry SectorHyosung Heavy Industries won the Electricity and Energy Grand Prize' for development of a low loss transformer
    June
    Construction SectorNamed a designated contractor for housing business by the Ministry of Construction (No. 96)
    May
    Heavy Industry SectorHyosung Heavy Industries and ASEA jointly founded Hyosung ASEA (changed its name to Hyosung ABB in 1988)
    April
    Heavy Industry SectorHyosung Heavy Industries won the Bronze Tower Order of Industrial Service Merit
    March
    Construction SectorFounded Hyosung Dryvit Co., Ltd.
  • 1986
    December
    Construction SectorHyosung America Inc. signed a joint venture agreement with the U.S.'s Dryvit Systems Inc.
    August
    Construction Sector Acquired license for firefighting equipment construction (License No. 86-26)
    April
    Construction SectorHyosung BASF’s Exterior Insulation Division signed a quality assurance agreement for E.P.s boards with internationally accredited U.S. quality inspection agency RADCO
    March
    Construction SectorNamed an Excellent Construction Company by the Korea National Housing Corporation
    February
    Heavy Industry SectorHyosung Heavy Industries acquired Canadian CSA certification for its 3-phase induction motor
    January
    Heavy Industry SectorHyosung Heavy Industries adopted a business division system
    Construction SectorWon the Silver Prize at the Seoul City Construction Awards
  • 1985
    November
    Heavy Industry SectorHyosung Heavy Industries absorbed Kolon General Electric Co., Ltd. and Ssangyong Electric Co., Ltd.
    August
    Heavy Industry SectorHyosung Heavy Industries held a ceremony for achieving a cumulative production of 1 million electric motors
    July
    Heavy Industry SectorHyosung Heavy Industries designed and supplied 345kV gas insulated substations for Nuclear Power Plants 9 and 10 under construction in Uljin, Gyeongbuk
    June
    Construction SectorHyosung Construction completed construction of KEPCO's 345kV Shinjecheon T/L
    Construction SectorHyosung BASF’s Exterior Insulation Division acquired approval from USFK regarding Dryvit Systems
  • 1984
    December
    Heavy Industry SectorHyosung Heavy Industries’ Changwon Plant develops a 154kV 3-phase phase isolation transformer
    Construction SectorHyosung Construction completed construction of KEPCO’s 154kV Changnyeong T/L
    November
    Heavy Industry SectorHyosung Heavy Industries won the Productivity Grand Award
    Construction SectorHyosung Construction won the Quality Management Award
    Heavy Industry SectorHyosung Heavy Industries absorbed Hyosung Construction Co., Ltd. Hyosung Heavy Industries was awarded the 20 Million Dollar Export Tower
    Heavy Industry SectorHyosung Heavy Industries won the Quality Management Award
    October
    Construction Sector Hyosung Construction was absorbed into Hyosung Heavy Industries Co., Ltd.
    June
    Construction SectorHyosung Construction took over the Engineering Division
    January
    Heavy Industry SectorHyosung Heavy Industries satisfied international standards ANSI in the short circuit strength testing of its 154kV 3-phase 60,000kVA large power transformer
  • 1983
    December
    Heavy Industry SectorHyosung Heavy Industries successfully developed a 362kV ultra-high pressure gas insulated power plant
    Construction SectorHyosung Construction completed construction of Chungdam Building
    November
    Heavy Industry SectorHyosung Heavy Industries was awarded the 10 Million Dollar Export Tower
    August
    Construction SectorHyosung Construction held the Hyosung Villa inauguration ceremony
    July
    Heavy Industry SectorHyosung Heavy Industries was awarded the Iron Tower Order of Industrial Service Merit for development of its mold transformer
    May
    Heavy Industry SectorHyosung Heavy Industries began exporting electric motors to the U.S.
    January
    Heavy Industry SectorHyosung Heavy Industries developed a mold transformer
  • 1982
    June
    Heavy Industry SectorHyosung Heavy Industries successfully produced South Korea’s first 345kV ultra-high pressure 3-phase transformer for nuclear power plants
    January
    Heavy Industry SectorHyosung Heavy Industries developed an 150kV TM (traction motor)
  • 1981
    December
    Heavy Industry SectorHyosung Heavy Industries exported 230kV Jamuna-river-crossing iron electricity transmission towers to Bangladesh
    Construction SectorHyosung Construction Co., Ltd. absorbed Hyosung Engineering Co., Ltd.
    November
    Heavy Industry SectorHyosung Heavy Industries won the Industrial Standardization Gold Prize at the Korea National Quality Management Awards
    February
    Heavy Industry SectorS. R. Cho took office as the chairman of Hyosung Heavy Industries, with president Bae Ga-eun and president Choi Jong-won taking office as co-Chief Executive Officers
  • 1980
    October
    Heavy Industry SectorHyosung Heavy Industries absorbed Ssangyong Electric and Kolon General Electric Established an exclusive production system for 154kV or higher transformers and breakers
  • 1978
    November
    Heavy Industry SectorHyosung Heavy Industries developed South Korea's first and Asia’s second main transformer for super-sized power plants, 345kV 3-phase 475,000kVA
    Construction SectorHyosung Construction acquired license for electrical construction business (type 1) (Ministry of Energy and Resources license No. 411)
    September
    Heavy Industry SectorHyosung Heavy Industry developed an 170kV GCB
    July
    Heavy Industry SectorHyosung Heavy Industries successfully localized a 154kV mobile transformer
    May
    Heavy Industry SectorHyosung Heavy Industries established the Technology Research Center
    April
    Heavy Industry SectorHyosung Heavy Industries started producing a 3-phase high voltage induction motor
    February
    Hyosung Heavy Industries developed South Korea’s first 345kV ultra-large transformer
    Construction SectorHyosung Construction acquired license for electrical construction business (Minister of the Ministry of Energy and Resources license No. 835)
  • 1977
    November
    Heavy Industry SectorHanYoung Industrial changed its name to Hyosung Heavy Industries Co., Ltd.
    October
    Construction SectorChanged the company’s name to Hyosung Construction Co., Ltd.
    September
    Heavy Industry SectorHanYoung Industrial Co., Ltd. established Changwon Plant
    August
    Heavy Industry SectorHanYoung Industrial Co., Ltd. developed a 362kV gas breaker (GCB)
  • 1976
    August
    Heavy Industry SectorHanYoung Industrial exported its 154kV transformer to the Philippines
    July
    Heavy Industry SectorHanYoung Industrial began construction of a large-scale plant in Changwon National Industrial Complex
  • 1975
    October
    Heavy Industry SectorAcquired HanYoung Industrial Co., Ltd.
    Heavy Industry SectorS. R. Cho took office as the president of Hyosung Heavy Industries
  • 1972
    June
    Heavy Industry SectorAcquired KS certification for 3-phase low voltage electric motors
  • 1970
    April
    Construction SectorDaedong Construction acquired license for construction business (civil engineering & construction business) (Ministry of Construction license No. 771)
    February
    Construction SectorFounded Daedong Construction Co., Ltd.
  • 1969
    December
    Heavy Industry SectorHanYoung Industrial produced South Korea’s first 154kV ultra-high voltage transformer
  • 1966
    August
    Heavy Industry SectorHanYoung Industrial established Yeongdeungpo Plant
  • 1962
    May
    Heavy Industry SectorFounded HanYoung Industrial Co., Ltd.

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