Students at Xanh Tue Duc Elementary and Secondary School in Hanoi are participating in a demanding summer training program focused on survival skills. The curriculum includes instruction in swimming with bound hands and feet, navigating tunnels, and early morning marches. These exercises are designed to build resilience and preparedness. School officials state the training aims to equip students with practical skills for emergency situations. The program has drawn attention for its unconventional and physically challenging nature. The school emphasizes the importance of physical and mental fortitude through these immersive drills.