Reading Time: 4 minutes Proptech startup, Contactus, operates a building management solution tailored for small to medium-sized buildings called ‘Doongji’.  Targeting mid-sized structures, ‘doongji’ provides services beyond mere facility management, encompassing rental management and administrative services. With ‘doongji’, users can access real-time updates on building statuses, from management fee delinquencies to facility management history.  The service covers a wide … [Korean Startup Interview] Contactus Innovates Small to Medium-Sized Building Management with IoT and AI 계속 읽기