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The abundant solar energy is an important energy,and it is a kind of energy of neverfailing and no pollution and cheapness and human can freedom use.Compare with wind energy and nucleus energy,Solar energy has no let and noise and the appliance technology is mature and on the safe side.It is significant to drive the solar energy industry in the countries all over the world.The cost analysis and technology status as well as the material policy analysis were analyzed in the paper.The solar energy industry has achieved many achievements during the past years.Nowadays,the solar energy industry has come to the key point because the policies of solar energy industry have sharply changed during the past years.The aim of this paper is through analyze the cost status and technology status as well as the material policy to give the future develop direction in solar energy industry in this new inflexion,and hope it is helpful to speed the solar energy industrys exploitation and utilization in the future.