Who is the fortune-teller teacher _ Qingyue?

Simply put, it's a bi xing technique. Waiting for the misty rain with the blue sky, I will wait for you. In addition, this sentence also uses Chai Rong's allusions. After the official kiln in Chai Rong, Zhou Shizong, it was called Chai Kiln. When men ask about the color of porcelain. Chai Rong said, after the rain clears, Yun Lan is broken, and this color will be used in the future. It is considered to be the earliest celadon.