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About Us
CEO greeting
Company History
Organization Chart
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Business Fields
Railway Signal System
Construction
Major References
Railway Signal System
Construction
R&D and Certification
R&D and Certification Status
Industrial Property Rights
Award Status
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Online Inquiry
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Business Fields
Railway Signal System
Construction
Construction
Electric construction business
registration certificate
Information and communication
construction business registration certificate
Firefighting construction business
registration certificate (2023.05)