Day Tse is active in film scoring and music production. She is now the Music Director of JON Music. After graduating in the Bachelor in Arts (Honours) in Music Studies at Baptist University, Day finished the master degree in Scoring for Film, Television and Video Games at Berklee College of Music. She recorded the work "Song of Sea" at Abby Road Studio, which is a scoring for a documentary. 

At the same time, Day has been teaching music for years. She is flexible in using music theory, composition and arrangement concepts in teaching. She is a music editor for a secondary school music textbook "New Trend In Music". 

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