Chapter 91: Papermaking Ice-Making Method

i Yuyao silently calculated for a moment, and was instantly astonished!Before, when Yang Lin was talking to the villagers, he didn't calculate in detail. He just heard the final result that the monthl...It is now the middle of the month.

The night was deep, a round moon hung high in the sky.

Inside the Yang family home, everyone sat together, watching Xiao Jiu calculate.at each other in surprise.At this time, a knock came from outside the door. Immediately after, the door was pushed open and Yang Lin walked in."Ladies and gentlemen, my name is Yang Lin. I heard that...