This standard stipulates that during the learning stage, students should master the best traditional culture, master ukulele professional skills, ukulele professional knowledge and ukulele professional classic knowledge. Based on the principle of step by step from less to more, and from point to point, it is divided into sections, and the work requirements and evaluation proportion requirements are required. This standard applies to level-by-level assessments based on age groups. It requires students to use their spare time to practice ukulele professional knowledge in accordance with the performance assessment content.