In order to meet the needs of service and the extension of residential property business management, the paper mainly realizes a residential property management system which based on B/S model and adopting LINQ to SQL technology. The system provides an information platform for the efficient management of property and reduces the work of the property managers. In this paper, the system architecture, development pattern and the core functions of the system is briefly introduced. It is proved by implementation that this kind of programming pattern is not only simple and quickly, but also reduces the difficulty of programming and raises programming efficiency.