This research aims to study and develop a curriculum management process by applying Lean concept for waste elimination to enhance curriculum implementation of primary school teacher. This study was conducted with a focus on qualitative data collection by dividing into 2 phases, including (1) analyze and synthesize relevant notions, theories, documents, and researches, as well as fundamental information used for developing a process, and (2) develop a curriculum management process by applying Lean concept for waste elimination, including 7 steps (preparation, value definition, value steam mapping, waste eliminations, flow implementation, pull reflection, and pursue perfection). [For the complete Volume 13, Number 1 proceedings, see ED568595.]