Up to 2010,China’s total grain production realized consecutive seven years growth,however,grain supply is still only meeting the demand.Rice,as chief grain crop,is one of the most important grain rations.Research on how to use pricing method to ensure rice production growth and increasing the income of the peasants who plant rice is of great significance.On the basis of overall reviewing and summarizing the evolution process of China’s rice price protection system,this paper believes that curren...