공사비 - 건축ㆍ인테리어 매칭 플랫폼

Welcome to 04B!

Construction and interior renovation projects are typically undertaken only once or twice in a lifetime.

04B takes the first step in this important undertaking.

■ A system that eliminates everything unnecessary up to the vendor selection stage!

Instead of spending time searching for vendors or scheduling visits, simply upload basic site information, and you will receive real-time vendor details along with quotes.

We save you both energy and time.

■ A lowest-price participation model featuring all licensed businesses nationwide, rather than a partnership system!

Unlike online lowest-price products, offline businesses bear the burden of rent, resulting in higher selling costs for the same items; the same applies to construction costs.

With a customer-first philosophy, 04B has boldly eliminated the conflict of interest between the platform and the vendors.

■ The first construction platform to incorporate AI features!

When requesting an interior renovation quote, AI photo examples enable smoother communication with the vendor.

When requesting a construction quote, our proprietary AI program [deals with] personal information on the blueprints