Sharing finance，is a system that the institutions of the supply and the demand of financial resources achieve direct trading of financial resources and services through the cloud computing，big data，networking，mobile Internet and other modern information technology platforms. From the performance of the form，there are mainly infrastructure sharing，crowdfunding，net loan，supply chain finance，mutual insurance，wealth management，as well as sharing financial models the block chain led to in the future. The development of financial sharing requires a certain material and technical conditions：economic development，network technology support，population transfer to virtual space，and so on. Through the modern information technology，sharing financial is able to deal with the vast amounts of information of the both sides in financial markets，realize the better matching of the supply and demand sides of the capital based on lower cost，and expand the space of the traditional financial market financing，meet the “tail financial needs” neglected by traditional finance. Thus at the time sharing finance improving financial market efficiency，more importantly，it is able to promote the development of inclusive finance.