Residential district is the mainstream living form in Chinese cities. China launched 193 smart cities pilot in 2013. Smart Residential District is a great important part of smart city and there is an urgent need for complete service system as theoretical support. Based on people's higher demands for living and life qualities in China and combined with our construction experiences of Intelligent Residential District, the service system of Smart Residential District was proposed. The result of this research gives the guidance to the top layer design for Smart Residential District and will improve its construction level and quality.