SBCC project is a blockchain infrastructure project aimed at ushering in smart city life through its proprietary Smart Wall Pad app to control IoT devices at home, manage administrative services at residence complex, participate in resident community and commerce activities in the proximity. It has adopted token economy where SBCC token is used for making payment or compensation and follows decision-making at decentralized autunomous organization(DAO) by residents. SBCC's Smart Wall Pad allows following functions.(1) Controlling IoT devices at home

• access, heating, ventilation control
• electricity, gas, water control
• IoT home appliance control (2) Managing services at residence complex
• payment of administrative fees
• parking space management
• visiting vehicle management(3) Participating in resident community
• use of community facilities
• residents' market
• DAO participation(4) Participating in local commerce
• download discount coupons for local business
• group purchase from local business
• local small business crowdfundingSBCC is distinguished from existing administrative app or commerce app for local residents in that it has adopted token economy allowing virtuous cycle of production and consumption, gamification that encourage more use of the app with X to Earn model and DAO that is transparent and democratice decision making organization. It is blockchain infrastructure project for smart city life in Web 3.0 era.