1. Introduction -- 2. The theory of internet finance -- 3. The internetization of finance -- 4. Mobile and third …-party payments -- 5. Internet currency -- 6. Big data -- 7. Big data-based credit and internet lending -- 8. P2P network loans -- 9 …. Crowdfunding -- 10. The regulation of internet finance -- 11. Internet exchange economy -- 12. Issues requiring further research. …