2025 Hangzhou "Nationwide National Defense Education Day" Activity was launched at Hangzhou Bayi School on September 20. This event combines serious national defense education with vivid interactive experience through innovative forms, and creates the "immersive class" for on-site teachers and students that integrates the depth of thought and the fun participation in national defense education, which makes serious national defense education "meaningful" and "interesting", to sow the seeds of patriotism and strong military for young people.