This Sui Dynasty Is Extraordinary

He traveled through time and became Emperor Yang of Sui Dynasty. Who can tell me why this eunuch is called Wei Yinglian? Not long ago, I got a magic knife called Emperor's Hatred. There is a monk named Fahai from Jinshan Temple who just came down from the mountain and walked around the world. During Wang Mang's time, a huge mountain fell from the sky, and a monkey was pressed underground. What should I do? It's very urgent. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.