This book includes 43 case studies showcasing the application of basic education informatization. It shares the experiences of 43 schools in the construction and application of educational informatization in various regions in China. It aims to promote the balanced development of education and expand the coverage of quality education resources. This book also highlights the achievements of these schools in constructing school-based resources, and changing teaching modes and optimizing classroom teaching. This collection of case studies not only reflects the current trend of informatization application moving from 'universal application' to 'integrated innovation' but also uncovers the potential of applying information technology to transform education processes, innovate education environment, and optimize education governance.