Reinforced Concrete Construction, Groundwork, Water and sewage construction, scaffolding dismantling work, Underwater Construction and Metal Construction
Received Date
2022.10.27
Renewed Date
-
Expiration Date
2025.10.26
Certification Standard
ISO 9001 : 2015
Certification Range
Reinforced Concrete Construction, Groundwork, Water and sewage construction, scaffolding dismantling work, Underwater Construction and Metal Construction
Received Date
1997.05.17
Renewed Date
2021.06.01
Expiration Date
2024.05.31
Overseas
Overseas Construction Business Pavement Construction Business
Overseas Construction Business Pavement Business
Overseas Construction Business Reinforce Concrete Construction Business
Overseas Construction Business Underwater Construction Business
Overseas Construction Business Water and sewage plant construction Business
Overseas Construction Business scaffolding dismantling Business
Overseas Construction Business Boring Grouting Business
Overseas Construction Business Plaster/Waterproofing/Masonry Business
Overseas Construction Business Metal Windows & Doors Work Business
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vertical-tunnel-do-use Patent
vertical terminal construction Patent
Horizontal drainage layer laying method using soil reinforcement Patent