China's economy has developed at a super speed in the past twenty years, and it was ranked second in the world economic rankings in the year 2020. In the meantime, the real estate industry was booming as a important economy pillar of China. Because of the steady economic development which brought the increase of resident income, people poured huge number of money into the real estate market due to the requirement of living and investment. Therefore, the housing price kept climbing and Chines government took measures by monetary policy and fiscal policy to restrain real estate speculation. The healthy development of the real estate industry is much concerned as its relationship with people's living condition in China, especially in the important stage of economic development progress, therefore the real estate tax, as the key method of stabilizing the housing price, must be carefully set and reformed. This paper introduces the relationship between China's economy and real estate tax, the definition and background of real estate tax, the international comparison of real estate tax, and China's current domestic real estate tax pilot situation, to analyze the impacts and predication of China's real estate tax policy.