After this global financial crisis, it is widely believed that only micro prudential regulation is far from enough to prevent such financial crisis caused by systemic risk, thus to establish macroprudential policy framework becomes the tendency of financial regulation reform. The development and application of macroprudential policy instrument is important for it. This paper starts with the aim and type of macro prudential policy instrument, discusses the development of the macro prudential policy instrument after the financial crisis, and points out the problem and presents some proposal. <<