Wang Jiao has traveled through, it was the Tang Dynasty, and it was the Zhenguan period. Very good! Very energetic! But... Zhenguan three hundred years? Huh? , copying poems, glass, cement...there is nothing left to do! Gritting his teeth, Wang Jiao picked up a pen and paper, and wrote five large characters on the first page: "The Concierge Qin Dalang".