Quality education for the students is one of the goals of Sotpattana School for the Deaf. In each study term, a supervision of teaching is conducted to support all the teachers in promotion of their teaching performance and efficient support to their classes. For the current study term of academic year 2021-2022, the program was held between February 14 and 25, 2022 with Director Angkana Kamnoedthon attending all the sessions, evaluating the methods used by each teacher, and providing ongoing encouragement and guidance so that each and every student would gain maximum achievement.