This book constitutes the proceedings of the 6th International Conference on Advances in Information Technology, IAIT 2013, held in Bangkok, Thailand, in December 2013. The 23 revised papers presented in this volume were carefully reviewed and selected from numerous submissions. They deal with all areas related to applied information technology.

This book constitutes the proceedings of the 5th International Conference on Advances in Information Technology, IAIT 2012, held in Bangkok, Thailand, in December 2012. The 18 revised papers presented in this volume were carefully reviewed and selected from 37 submissions. They deal with all areas related to applied information technology, such as e-service; information and communication technology; intelligent systems; information management; and platform technology.