Divided into six episodes and three hours, this documentary shows the former glory of the Qin army The army of kings: The Qin people rose from the northwest pastures, were awarded the title for their meritorious service to protect Zhou, and conquered and unified China in 550 years. The excavation of the terracotta warriors and horses in the seventies restored the mysterious army of the Qin State. Scarlet Bronze: Although the bronze weapons of the Qin army lagged behind the iron weapons, the well-designed swords, crossbows, and arrows were continuously produced and supplied in standardized military factories. The Land of Life and Death: Taking the Battle of Changping as an example, the composition of the Qin army's arms and combat methods are reproduced. The infantry of the Qin army consisted of crossbowmen and a phalanx of soldiers of different lengths, the cavalry harassed with crossbow arrows, and the chariots could break away from the infantry to form a group to fight at high speed. Guanshan Feidu: After Qin unified the six countries, Kailing Canal entered and occupied Lingnan, and opened the straight road to the north to resist the Xiongnu, and the transportation system and advanced car-making technology throughout the country provided a guarantee for the logistics of the empire. Battle of the Whole Kingdom: The legal provisions of the Qin State recorded in the unearthed bamboo slips present the specific content of the Qin State's cultivation and warfare strategy, and the Zhengguo Canal and Dujiangyan created the granary of the Qin State. Enmity with the son: The Shang Jun Law provided for a system of awarding military merits, which indirectly cultivated the martial character of the Qin people.