1. First of all, teenagers should learn the national military history and modern military knowledge, understand the national security situation and army building, and enhance their national defense awareness and patriotic feelings.

2. Secondly, teenagers should actively participate in volunteer activities, support troops at all levels, and feel and understand the responsibilities and contributions of soldiers in practice.

Finally, teenagers should participate in military training and education, such as military camp experience activities and military courses, in order to improve their physical fitness and military literacy.