Accept suggestion about change of design book modifying construction materials enabling that reduce the amount of contract price, construction method without reducing function, performance of object of construction to set of design book after the contract conclusion to plan cost reduction of construction about contract of construction that Yokohama-shi places an order for and production (production of article is excluded.) by utilizing private technology development positively; carry out "VE method after the contract".
After Yokohama-shi contract VE method conduct summary (PDF: 120KB)
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