Trained under Teacher Calvin, graduated from the "Singing Instructor Training Course" taught by Teacher Calvin, the Academy aims to analyze singing from a scientific perspective, systematically explain how singing works, and incorporate an interesting teaching style to make classes enjoyable and harmonious. In addition, Teacher Ash possesses Grade 5 music theory and Grade 8 piano from the Royal Academy of Music.

In teaching, Teacher Ash focuses on students' basic vocalization, improving singing skills including breaking habits that make singing unpleasant, producing smooth transitions between true and false vocal folds, refining singing techniques, finding the right vocal power positions, and guiding students to produce pleasant sounds.