Abstract:Fintech is an edge tool for the innovation and upgrading of the financial industry. This article first systematically reviews the literature of Fintech at home and abroad, teases the cognition of Fintech from different perspectives, compares the similarities and differences between Fintech and similar concepts, and deconstructs its main types and ecosystem. This article also clarifies the development characteristics of Fintech based on the outline of historical evolution and analysis of development factors. Finally, this article summarizes the impact of Fintech on the financial industry from two aspects of business development and risk management, and provides suggestions on consolidating the technical foundation, paying attention to Bigtech, strengthening patent protection and developing Regtech based on four challenges by China.