He developed his career as a singer-songwriter since then, endeavoring different genres of contemporary music and attempting to introduce them to the general public despite ups and downs. With moderate to low commercial successes of his subsequent albums, Chang focused more on backstage roles, including music production and songwriting for theater performances.
Since then, he has built his career as a singer-songwriter by experimenting with different genres of contemporary music and trying to reach the general public despite obstacles. Despite modest commercial success in his later albums, Chang shifted focus towards backstage roles like music production and songwriting for theater productions.