Reborn in the Water Margin as Emperor, Built Tanks to Level the World

Zhao Ji, a graduate of the Department of Mechanical Engineering, accidentally traveled to the Water Margin world and became Emperor Huizong of the Song Dynasty! Before he could enjoy the luxurious life, he learned from the reign name that the Jin Dynasty would invade the Song Dynasty in two years! Seeing the destruction of his country and his family right in front of him, Zhao Ji decided to use his knowledge of mechanical engineering from his previous life to give it a try! Isn't your Daijin Iron Cavalry amazing? But in the face of the torrent of steel built by our Song Dynasty with tanks, no matter how powerful it is, it will be broken into dregs! Isn't your golden archer amazing? But in the face of the iron-blooded gun array built by the Song Dynasty with tens of thousands of rifles, no matter how powerful it is, it will be turned into a sieve! Let's look at Huizong Zhao Ji, who forged the torrent of steel into a sharp blade. Overcome thorns and thorns, sweep across the world, and rebuild the glory of Tiantang!