Introduction to relief sculptures of the bloody battle at the Great Wall: In 1933, the Japanese invaders attacked along the Great Wall, and the Great Wall Anti-Japanese War broke out. Song Zheyuan of the 29th Army of the National Revolutionary Army was ordered to rise up to resist the Japanese army. When the enemy was strong, we were weak, and the equipment was backward, the officers and soldiers of the 29th Army used the most primitive weapon-the broadsword to fight against the Japanese invaders, killing more than 5,000 enemies and achieving victory. The great victory of Xifengkou in the history of China's Anti-Japanese War.