Abstract
U-Hall is a social innovation which available for College residents to share and communicate. With the emerging technology, college can improve activity management and strengthen community simply. It is the advanced platform to combine idea of smart-home and internet communication networks by using mobile application. It is aimed to provide benefits in below six aspects: i. Develop harmonized college culture and strengthen hall community ii. Efficient laundry service iii. Accurate time counting (e.g. timer of laundry service) iv. Laundry booking to avoid quarrel v. Safeguard room property vi. Optimizing visitor registration procedures