Book excerpt: This is an open access book.With the continuous upgrading of network information technology, especially the combination of information technology such as Internet - cloud computing - blockchain - Internet of Things and in social and economic activities, through artificial intelligence, Internet and big data with high quality and fast processing efficiency improvement, economic form from industrial economy to information economy. This will greatly reduce social transaction costs, improve the efficiency of resource optimization, increase the added value of products, enterprises and industries, and promote the rapid development of social productivity. The 2022 International Conference on Artificial Intelligence, Internet and Digital Economy (ICAID 2022) will focus on the latest research on "Artificial Intelligence, Internet and Digital Economy", which brings together experts, scholars, researchers and related practitioners from around the world to share research results, discuss hot issues, and provide attendees with cutting-edge technology information to keep them abreast of industry developments, the latest technologies, and broaden their research horizons.