Tiangong Hou of the Song Dynasty

At the age of eighteen, he inherited a knife factory that was on the verge of bankruptcy. Shen Lian accidentally obtained a short bronze ruler, which enabled him to travel back to 1038 in the Northern Song Dynasty. He resold rare goods from both worlds, participated in the Song-Xia war, crushed enemy envoys in civil wars, married his eldest daughter and princess, and finally allowed the Song Dynasty to enter the ocean age ahead of schedule, lived to be 120 years old, and created eternal craftsmanship.