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About us
Open
Overview
Greeting
History
Management Philosophy
Certification
Clients
Business Sites
Open
SEJIN IND. CO., LTD.
SEJIN IND. CO., LTD.(Jukgok Branch)
SEJIN IND. CO., LTD.(Cheonseon Branch)
SEJIN PRECISION
SEJIN PIPE SYSTEM
DALIAN SEJIN PRECISION(China)
Business
Open
Shipbuilding Business
Open
Shipbuilding Equipment
Small&Medium Sized Block Manufacture and Assembly
Manufacture and Design
Ship Engine Business
Open
Low/Mid Speed Engine Piping
SCR Unit
Defense Business
Ship Repair Business
Open
Retrofit Business
Stainless Cargo Tank Repair
Ship Repair
Power Plant Business
Open
Container Power Plant
Diesel Power Plant
R&D
Open
R&D Center
Research Fields
Open
Defense Business
Hydrogen Supply Business
Research Results
Patents
ESG
Open
Environmental Management
Social Responsibility
Management Structure
Community
Open
Notice
Catalog
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