Faculty of Information Technology, King Mongkut’s University North Bangkok organized the 15th International Conference and collaborative partners on Computing and Information Technology during July 4th – 5th, 2019 at Arnoma Grand Bangkok Hotel. It took place during a time of exciting but tough changes and contributes to the solution of new problems facing scientists and engineers. New computer interfaces as well as the abilities of machines and services offered have drastically changed within the last few years. Major contributions to these developments brought about by advancements in the area of artificial intelligence, machine learning, natural language processing, speech recognition, image and video processing.