Wei Yan of the Three Kingdoms Was Reborn and Started as a Yellow Turban Soldier.

In the troubled times of the Three Kingdoms, a modern soul was unexpectedly reborn as an insignificant pawn in the Yellow Turban Army - Wei Yan. With a deep understanding of science, engineering, chemistry and economic knowledge, he discovered coal, lit up the science and technology tree, and used the large-scale production of iron farm tools as a breakthrough to rise rapidly. Guo Jia was willing to serve as his subordinate; Liu Bei regarded him as his eldest brother; Liu Hong, the Emperor of the Han Dynasty and Emperor Ling of the Han Dynasty, worshiped him as the Minister of Agriculture; the princess of the Western Roman Empire pursued him. No system, focusing on people's livelihood economy, and making technological progress bit by bit