The minimum requirement is a bachelor's degree in piano. If you want to be a teacher in a small piano shop, you need to have level 10 or above. If you want to apply for jobs in primary and secondary schools, you need a teacher qualification certificate and a bachelor's degree or above, and then pass the recruitment examination of the Education Bureau. The written examination requires relevant knowledge of music theory, Chinese and Western music history and harmony. The interview requires a test of conducting piano accompaniment. If you want to be a teacher in university, you need a graduate degree or above (piano major) and, um. . Relationships and money. . You know.