Our ServicesWe will create a clean and beautiful world with outstanding technology.
Highway & Road
Tunnel/Underpass, Road
Structures, Road Vacuum Cleaning
and Dredging
Building
Restoration by chemical
selection and construction
method of stone types
Dry Ice Blasting
No moisture and pollutants,
Short cleaning time,
Outstanding result of restoration
Median Wall Cleaning
We make a new culture
of roads safe, comfortable,
and clean.
GalleryIt is the performance of TRIANGLE Co., Ltd which only thinks the best environment and services.
35, DOPYEONG-RO 51-GIL, DAEGU, SOUTH KOREA (41017)
President: Duk-Hwan Kim Phone: 82-53-984-8400 Email: nkyh@hanmail.net
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