"KaowOat" or "Oat" Supasin Singhapan is an actor and model under Copy A Bangkok. He studied physical education at Kasetsart University where he was moon of the Faculty of Education in 2015. "KaowOat" or "Oat" Supasin Singhapan is an actor and model under Copy A Bangkok. He studied physical education at Kasetsart University where he was moon of the Faculty of Education in 2015.