Sumin graduated from NAFA with Diploma in Graphic Design (1993) and Music Performance (2013) major in Classical Guitar. She started her design company Media Zone in 1997, provided services of Graphic Design, Multimedia Design, Video Production and Illustrations.
Currently Sumin pursues her passion in music teaching since 2007. She is active in guitar performances in Singapore after graduated from NAFA under Music Performance (Classical Guitar). She also used to be actived in annually performance of Toa Payoh Guitar Club (TPGC) from 1999 – 2008.
Sumin has published 4 illustrated music books; Entertainment Time, Guitar Methods for Young Beginners’( Level 1 & 2); Ukulele Monsters (Book 1 & 2) to blend her art and music in her music teaching, and make guitar and ukulele easy to learn for young beginner. Her music books are popular used in various music schools in Singapore.