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a public institution/public enterprise
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2021~present
Korea Gas Corporation
Technical Service for Non-Destructive Inspection of Jeonbuk Regional Headquarters
Technical Service for Non-Destructive Inspection of Supply Facility Construction
Construction of Wanju-Jinan Natural Gas Supply Facility (2 tools)
Construction of Dangjin Base Main Facility
Korea District Heating Corporation
Construction of Heat Transfer Pipeline at Dongtan Branch
Korea Water Resources Corporation
Geumgang River Metropolitan Water Supply Old Pipeline Improvement Project
Korea Transportation Corporatio
Technical Service for Non-Destructive Inspection of Rail Exchange Welding Parts of Lines 5 to 8
Korea Railroad Corporation
High-speed vehicle wheel phase arrangement ultrasonic detection (PAUT) of the Seoul Metropolitan Railway Vehicle Maintenance Team
Seoul Energy Corporation
Construction Heat Transfer Pipeline
Seoul
Health Evaluation Service of Seongsan Bridge
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From 2016 to 2020
Korea District Heating Corporation
Kimhae Yulha District 2 Heat Transport Pipeline
Construction of the Samsong Branch Heat Transport Pipeline
Construction of Hwaseong Branch Heat Transport Pipeline
Construction of heat transport pipe at Yangsan Branch
Construction of Yongin Branch Heat Transport Pipeline
Construction of Yongin Branch Heat Transport Pipeline
Korea Water Resources Corporation
(third) Water Supply System Adjustment Steel Pipe Water Supply Facility
Korea Land & Housing Corporation
Construction of Thermal Piping in Baebang and Tangjeong District, Asan
Korea Gas Corporation
Technical Service for Non-Destructive Inspection of Samcheok Base Headquarters
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2011 to 2015
Korea District Heating Corporation
Pangyo Office Thermal Piping Corporation
Construction of Daegu Branch Thermal Piping
Hwaseong Branch Thermal Piping Construction
Yongin Branch Thermal Piping Construction
Gwanggyo Branch Thermal Piping Construction
Construction of heat pipes at Sejong Branch
Seoul
Inspection on the Manufacture of Water Pipe/span>
Korea Gas Corporation
Tongyeong-Geoje Main Piping Construction Project
Incheon Production Base 240-ton Vaporization Transfer Facility Construction
Construction of Incheon Regional Headquarters Office
Construction of Icheon/Bubal, Hyeonguk/Cheongbuk Piping
Korea National Oil Corporation
Regular inspection of crude oil tanks at Ulsan branch
Regular inspection of crude oil and product tanks at Seosan Branch
Korea Atomic Energy Research Institute
Main Pipe Installation Construction for RCP Test Facility/span>
Regular inspection of liquid radiation waste storage tank
Korea Land & Housing Corporation
Asan Energy HRSG Construction Corporation
Thermal Piping Construction in Asan-Tangjeong District
Korea Water Resources Corporation
(secondary) water supply system adjustment steel pipe water supply facility
Incheon International Airport Corporation
Heavy Water Plumbing System and Performance Diagnostics
Ministry of National Defense's evaluation
the soundness of oil tanks in Gyeryongdae
National Museum of Korea
A Health Evaluation of the Gold Bronze Star Award
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from 2006 to 2010
Nuclear Research Institute
Hanaro Nuclear Reactor Test Equipment and Equipment
Korea District Heating Corporation
Seongnam Dochon District Thermal Piping Corporation
Yongin-Heungdeok District Thermal Piping Construction
Heat Piping Construction in Sangam District, New Town, Kajaeul
Heat Piping Construction at Bundang Branch
Seocheon District Thermal Piping Construction
Yongin Branch Seongbok District Thermal Piping Construction
Korea Gas Corporation
Construction of Thermal Tide Facility at Pyeongtaek Production Base
Milyang Cheongdo Main Piping Construction Project
Construction of Tongyeong Production Base Phase 2 Expansion
Korea Housing Corporation
Investigation of Oil Tank Leakage in Panam District, Daejeon
SH Corporation
Mokdong Cogeneration Plan Preventive Maintenance
Korea Water Resources Corporation
Andong Water Power Plant No. 2 Water Carriage Generator
Korea National Oil Corporation
Regular inspection of crude oil tanks at Ulsan branch
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from 2000 to 2005
Korea National Oil Corporation (KNOC)
Construction of Yeosu Ground Tank Stock Base
Construction of Seosan Pier
Construction of additional tanks in Seosan
Korea Water Resources Corporation
Construction of the Gunsan/Janghang Industrial Water Supply Pipeline
Korea Electric Power Corporation (KEPCO)
Ulsan Thermal Power Plant No. 1 Plan and Preventive Maintenance
Preventive maintenance of Yeosu Thermal Power Unit 1
Planning and maintenance of Dangjin Thermal Power Unit 2
Safety Diagnostic Service for Material Degradation Life Assessment
Korea Oil Pipeline Corporation
Daejeon Oil Reservoir Tank Extension Corporation
Korea Gas Corporation
Construction of Undersea Piping in East Sea Gas Production Facility
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1990s
Korea Gas Corporation
Construction of LNG Main Pipeline System in Central Region
Construction of the West Sea Main Piping (Tool 2)
Construction of Gangwon-do Main Piping (1st tool)
Korea District Heating Corporation
Ilsan New Town Thermal Piping Network Construction
Construction of Anyang-Gunpo Thermal Piping Network
Construction of Heat Piping Network in Habokdae District, Cheongju
Korea Expressway Corporation
Construction of Yeongdong Expressway(3rd section)
Facilities Safety Technology Corporation
Safety Inspection of Steel Structures
Busan
Construction of Gwangan-daero
Korea High Speed Railway Company
Construction of the 21st Section of the Gyeongbu High Speed Railway
Korea National Oil Corporation (KNOC)
Construction of Yeocheon Petroleum Reserve Base