Interpretation: The main color of the school flag, red and yellow, is taken from the color of the national flag, which shows the fine tradition of patriotism and love for the school. The combination of red and yellow makes the flag more active and rich. Red indicates the full bloom of life, is a symbol of vitality and vigor, and is a good embodiment of our school motto of "Morality, Learning, Persistence and Action". Yellow represents wisdom, imagination and creativity, and is a symbol of confidence and hope. The combination of red and yellow is harmonious, eye-catching and festive, which indicates the bright future of education and teaching in our school. The main pattern of the flag is the school emblem of our school and the name of Shu Tong in regular script.