Tang Dynasty: My Biological Father Traveled Through Time, and My Stepmother Has a Grandson Named Wugao.

Once Li Hui traveled through time and came to the world of the Tang Dynasty, it took two months for the golden finger to be activated. While waiting, he discovered that something was wrong with this Datang. A month later, Quyuli appeared. Forty days later, movable type printing appeared. Fifty days later, Horseshoe appeared. Two months later, the snow-white refined salt appeared. And these are said to have been invented by the Emperor of the Tang Dynasty, Li Er! … One day, Li Hui, who was frustrated and struggling to earn reputation points, met the emperor who was visiting incognito. "This watch... Little brat?" "Lao Li, have you finally found me a stepmother?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.