This document discusses trends in mobile games. It begins with an overview of the game industry and Taiwan's game market. It then covers the history and evolution of mobile games, including differences in the industry chain from past to present. Key points discussed include the globalization of the mobile game market, the transition to free-to-play business models, and the importance of data analysis and user experience. The document concludes by considering trends like the growing importance of app ecosystems and whether to self-publish or work with a publisher to promote a new mobile game.