This book contains the proceedings of the 2nd International Conference on Financial Innovation, FinTech and Information Technology (FFIT 2023) held in Chongqing, China from July 7th to 9th, 2023. FFIT 2023 focuses on Economic statistics under big data, Financial risk control, Economic Modeling and Software Engineering, Accounting and Financial Information Systems, Innovative Supply Chain Financial Services and other fields. The aim of the conference is to provide a platform for experts, scholars, engineers, technicians and technical R&D personnel to share scientific research achievements and cutting-edge technologies, understand academic development trends, expand research ideas, strengthen academic research and discussion, and promote the industrialization cooperation of academic achievements. We hope that this conference will continue to be held in the coming years, making it an ideal platform for people to share views and experiences in financial innovation and economic development and related areas. We would also like to thank the invited speakers for their valuable contributions and for sharing their perspectives during their speeches.