Soul Travels Through the End of the Yuan Dynasty: the Rise of the Special Forces King

[Special Forces King + Military Industry Academic Master + Struggle for Hegemony at the End of the Yuan Dynasty + Dimensionality Reduction Strike + Decisive Killing] My father was forced to death by Yuan Bing, and my sister was almost killed! The game starts on hell difficulty, and Yang Shisan, the son of a run-down merchant, is in a desperate situation. At the moment of life and death, the soul of the modern special forces king and military expert awakens and takes over the body forcefully! Facing the brutal Mongolian cavalry and the heroes of troubled times, Yang Shisan sneered: Times have changed! The combat instinct of special forces, the knowledge reserve of military industry experts, and modern industrial thinking... In the late Yuan Dynasty, this was a complete dimensionality reduction attack! Black powder recipe? He knew it by heart! Liannu structure diagram? He knows it all! Special tactics literacy? It's already engraved in my bones! While the rebels were still fighting with swords and spears, he had already built an arms workshop and started assembly line production. When the Mongolian cavalry thought they were invincible, what greeted them was a torrent of firearms and steel that spanned the ages! From a repeating crossbow to an iron army, from a workshop to a military-industrial empire. Recruit talents, sell arms, accumulate capital, and destroy everything with troops! "Since the world is in chaos, it's up to me to establish a new order!" [No system, no harem, online IQ, extremely exciting] See how the modern military king used his military knowledge to fight his way through the troubled times of the late Yuan Dynasty and create an invincible legend!