List of Architectural design office,Nishikan-ku, Niigata-shi/ companies
- Industry : Architectural design office
- Address : Nishikan-ku, Niigata-shi/
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Seismic isolation branch pipe installation method "Compact Mall" using non-excavation installation pipes.
A thrust construction method develo...

Special Installation Pipe Advancement Method "Good Mall"
The adoption of the newly developed...

Shen's Pit Construction Method 'PMP-II'
Compatible with manhole pumps! Manh...