With the celebration of the school's centenary as the main theme and the child's playboy as the protagonist, through the concept of enlarging the curriculum, real and virtual alternations and time and space transformations are used in the teaching of installation art among the mango trees, which aroused the alumni's concern for the centenary university. Lun resonates with and cultivates students' sense of beauty, and stimulates students' love for the school. Finally, through the exhibition of works, alumni are attracted to take photos and check in, allowing alumni to recall their childhood scenes and retrace the beautiful footsteps of the old days...