In the context of the coal-dominated primary energy mix in China and the national strategy of restructuring such energy mix, this paper reviews the technological and industrial progress in renewable energy sector, and analyzes the strategic targets, technological roadmap, key areas and enabling policies for renewable energy development by 2030 and 2050 in a strategic perspective. This paper concludes that renewable energy is expected to evolve from supplementary energy now to alternative energy by 2020, mainstream energy by 2030 and dominative energy by 2050, through the deployment of renewable energy technologies, focusing on power generation, thermal utilization and gasification, and biofuel for transportation