BUSINESS
Site ConstructionSite Construction
OVERHAUL & MAINTENANCE
Guarantee to provide the best maintenance service based on the experience over the last 40 years
It is a project with high-quality responsibility to safely maintain power plant facilities such as nuclear power water LNG combined cycle power to secure stable electricity supply, which are the core of the national key industry.
- Routine Maintenance : Daily Inspect for abnormalities and resolve immediately any defects during operation to ensure facility operation reliability
- Planned Preventive Maintenance : Regular inspection and overhaul at a standstill of power plant facilities in accordance with the plant's mid- and long-term maintenance plans and related regulation and technical specifications
- Life Extension & Performance Improvement : Life extension and performance improvement (5~10%) through performance diagnosis and replacement of major equipment due to aging of power plant equipment





Business Status
PROJECT | CLIENT | DELIVERY DATE |
---|---|---|
Dangjin TPP #9 - SLP Maintenance Workstation Improvement Project | Dangjin Thermal Power Plant | Delivered |
Busan Complex SCR Facility 3CC Injection Nozzle Reinforcement Project | Geumhwa C&E | Delivered |
Busan Complex SCR Facility 2CC, 4CC Injection Nozzle Reinforcement Project | Geumhwa C&E | Delivered |
Stell Thermal Power Plant #5 - LDG Piping Replacement | Hyundai Greenpower | Delivered |
Annual Unit Price Contract for the Decomposition and Maintenance of #7 Turbine Valves and Bearings in 2024 | Hyundai Greenpower | Delivered |
Annual Unit Price Contract for the Decomposition and Maintenance of #8 Turbine Valves and Bearings in 2024 | Hyundai Greenpower | Delivered |
Chilbo Hydro Power Plant - Maintenance of Water Intake Dam | KHNP Hangang HPP | Ongoing |
Samcheonpo TPP - Machinery Facilities Maintenance | KEPCO KPS | Ongoing |
Singori #1, 2 - Machinery Facilities Maintenance | KEPCO KPS | Ongoing |
MOV Replacement of outlet on CWP 1st side | Hyundai Greenpower | Ongoing |
EQUIPMENT INSTALLATION & PIPING CONTRUCTION
SUNGSAN is a registered company in the professional construction industry such as mechanical equipment construction, civil engineering construction, and electricity construction, and has secured technical skills and competitiveness. We have a number of experience of mechanical installation and piping works in numerous power plants.




