Abstract: The energy status and trend of Guangdong Province have been evaluated from 1980-2009 in this paper, which maybe is one of the most populated and prosperous areas in China. Based on the analysis of energy system for Guangdong, an integrated optimal energy system model has been established in order to promote renewable energy utilization in large-scale and support provincial sustainable development, and case study of a district of 18km 2 area shows that with the current technologic and economic condition, renewables goal of realizing 10% of total energy consumption is possible in Guangdong. Case selected was very common, which can be a model of cycle-economic and ecological district in Guangdong, even China
