Lin Xiaoman, a modern engineer, passed through Hongwu and became a humble blacksmith. Bind to the divine craftsman system, his left hand forges fine steel to make firearms, and his right hand builds waterwheels to promote agriculture and mulberry trees. Under Zhu Yuanzhang's eyes, he stirred up the storm with his skills that transcended the times, vowing to turn the chilly court into a fiery workshop!