Late Song Dynasty: Starting from the County Magistrate and Upgrading the Violent Troops

In the first year of Kaiqing's reign, the bloody battle in Diaoyu City ceased, and the land of Sichuan and Shu was reduced to scorched earth. The time traveler Xu Liwei was sent to the edge of the occupied area and became Yandao County. No soldiers, no food, only a piece of paper and the sky full of beacon smoke. But fortunately, he had an extra [Iron-Blooded Fortress System] in his mind. [152 Light cavalry of the Song Dynasty, consuming 3,000 system Tongbao, upgraded to 152 heavy cavalry of the Song Dynasty] This interface, which is like riding and slashing, can be exchanged for technology to upgrade the dilapidated dock into a steel fortress. More importantly, it can train refugees into an iron army that makes Meng Tie tremble. Starting from an isolated city and twenty-five volunteers, he built an archery tower, trained a new army, and collected exiles. When the Mongolian cavalry entered Sichuan again, what they saw were not lambs to be slaughtered, but flesh and blood fortresses rising out of thin air. "The Mongols are very capable of violent attacks?" Xu Liwei looked at the Mongolian troops outside the city and calmly ordered: "Then let them see what real unlimited violence means!"