Growth is a new approach and method for companies to achieve business growth through the use of new technologies such as computers, big data, and artificial intelligence. This book introduces the technology and practical applications of AIGC in the realm of growth. The book is divided into 4 parts. Parts 1, 2, and 4 are primarily aimed at readers interested in understanding the technical principles behind AIGC, changes in growth models, and the technological advancements in the industry and academia as of March 2023. Part 3 contains fundamental knowledge about AI, basic models, and introduces how application developers can efficiently get started and utilize APIs from a practical application perspective, catering to readers with a certain level of technical background.