The Tang Dynasty's Alchemy King

He picked up the golden finger his transmigrated father had left behind, and, just trying to make ends meet, became the richest man in the Tang Empire. One slip of the tongue later, he was hailed as a literary genius. He was living carefree, until he got swept into the highest echelons of power. Your Majesty, why are you building me a house next to the Daming Palace? I'm not opening an inn there.