Overview
- Summary
- SEJIN Co., Ltd. is a specialized manufacturer of medium and low-speed marine engine piping and fuel supply systems, established in 1989. A leading company in marine module unit and engine piping manufacturing, demonstrating competitiveness in both domestic and global markets. Through its parent company and affiliates, it provides expertise in diverse areas including engine piping, shipbuilding equipment design and manufacturing, hull block assembly, and eco-friendly equipment development and production.SEJIN Co., Ltd. is a specialized manufacturer of medium and low-speed marine engine piping and fuel supply systems, established in 1989. A leading company in marine module unit and engine piping manufacturing, demonstrating competitiveness in both domestic and global markets. Through its parent company and affiliates, it provides expertise in diverse areas including engine piping, shipbuilding equipment design and manufacturing, hull block assembly, and eco-friendly equipment development and production.
- Key Products/Technologies
- Core product lines for marine engines including Purifier Unit, F.O Supply Unit, Pipe / Processed Product / Fuel Spray Apparatus, Piping for Marine Engine, Pipe Rack Unit, Drain Pump Unit, MDU Unit, AEU Unit, L.O Purifier Unit, F.O Purifier UnitCore product lines for marine engines including Purifier Unit, F.O Supply Unit, Pipe / Processed Product / Fuel Spray Apparatus, Piping for Marine Engine, Pipe Rack Unit, Drain Pump Unit, MDU Unit, AEU Unit, L.O Purifier Unit, F.O Purifier Unit
- Capabilities in manufacturing marine equipment such as DPP (Diesel Power Plant) and CPP (Container Power Plant), along with piping for the defense industryCapabilities in manufacturing marine equipment such as DPP (Diesel Power Plant) and CPP (Container Power Plant), along with piping for the defense industry
- Leading technological prowess in marine module unit and engine piping manufacturingLeading technological prowess in marine module unit and engine piping manufacturing
- Continuous efforts to enhance technological capabilities through the establishment of competitive production systems and modernization of quality and management systemsContinuous efforts to enhance technological capabilities through the establishment of competitive production systems and modernization of quality and management systems
- Manufacturing technology for pressed products (engine pipes, defense pipes), shipbuilding materials, and land-based generator componentsManufacturing technology for pressed products (engine pipes, defense pipes), shipbuilding materials, and land-based generator components
- Core Advantages
- Deep experience and expertise accumulated since its establishment in 1989, particularly in marine module unit and engine piping manufacturingDeep experience and expertise accumulated since its establishment in 1989, particularly in marine module unit and engine piping manufacturing
- A customer-centric management philosophy prioritizing quality and continuous growth as core corporate valuesA customer-centric management philosophy prioritizing quality and continuous growth as core corporate values
- Efficient operational capabilities achieved through a competitive production system and modernized quality and management systemsEfficient operational capabilities achieved through a competitive production system and modernized quality and management systems
- Diversified business portfolio including engine piping, shipbuilding equipment design and manufacturing, hull block assembly, and eco-friendly equipment development [database]Diversified business portfolio including engine piping, shipbuilding equipment design and manufacturing, hull block assembly, and eco-friendly equipment development [database]
- Strong financial structure with significant growth, recording 24.72 billion KRW in sales, 1.08 billion KRW in operating profit, and 1.17 billion KRW in net profit in 2024Strong financial structure with significant growth, recording 24.72 billion KRW in sales, 1.08 billion KRW in operating profit, and 1.17 billion KRW in net profit in 2024
- Ensured reliability through the acquisition of ISO9001 Quality Management System and ISO14001 Environmental Management System certifications, along with multiple KFI certifications related to fire extinguishing piping and branch pipingEnsured reliability through the acquisition of ISO9001 Quality Management System and ISO14001 Environmental Management System certifications, along with multiple KFI certifications related to fire extinguishing piping and branch piping
- Target Industrie
- Shipbuilding and offshore plant industries (medium and low-speed marine engine piping, engine fuel supply systems, Module Units)Shipbuilding and offshore plant industries (medium and low-speed marine engine piping, engine fuel supply systems, Module Units)
- Shipbuilding equipment industry (design and manufacturing of shipbuilding materials) [database]Shipbuilding equipment industry (design and manufacturing of shipbuilding materials) [database]
- Defense industry (manufacturing of defense pipes)Defense industry (manufacturing of defense pipes)
- Land-based power generation industry (manufacturing of land-based generator components)Land-based power generation industry (manufacturing of land-based generator components)
- Eco-friendly equipment development and manufacturing sector [database]Eco-friendly equipment development and manufacturing sector [database]
- Major Markets
- Certifications/Patents
- Acquisition of ISO9001 Quality Management System certification (May 2020)Acquisition of ISO9001 Quality Management System certification (May 2020)
- Acquisition of ISO14001 Environmental Management System certification (May 2020)Acquisition of ISO14001 Environmental Management System certification (May 2020)
- Acquisition of KFI certification (fire extinguishing piping joint 19-3, 19-4) (January 2019)Acquisition of KFI certification (fire extinguishing piping joint 19-3, 19-4) (January 2019)
- Acquisition of KFI performance certification (branch piping 18-12, 18-13, 18-10, 18-11) (June 2018)Acquisition of KFI performance certification (branch piping 18-12, 18-13, 18-10, 18-11) (June 2018)
- Presence of 'Patents & Utility Models' section on the homepage, indicating continuous technological development and intellectual property acquisition effortsPresence of 'Patents & Utility Models' section on the homepage, indicating continuous technological development and intellectual property acquisition efforts
Introduction
Key Products
Location
33 Yeondeok-ro 15beon-gil, Seongsan-gu, Changwon-si, Gyeongsangnam-do, South Korea
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