"Copper Horse" is a red-themed patriotic anime centered on the New Fourth Army. Presented through animated character profiles, it vividly recounts the deeply moving stories of numerous New Fourth Army heroes who fought alongside the people of Yancheng and the surrounding regions from the army's reestablishment in Yancheng in January 1941 through the founding of New China. United in their hatred of the enemy and standing together in resistance, these heroes composed epic tales with their blood and lives. The film, crafted with artistic excellence and high production quality, guides audiences back to that unforgettable period of the War of Resistance by depicting these heroic stories. It aims to commemorate the red history, carry forward the spirit of heroes, and possesses significant ideological depth and educational value. This work is dedicated to paying tribute to the revolutionary martyrs who sacrificed their blood and lives for the establishment of New China.