I Became a Monk Halfway and Became a Papermaker in the Wild.

Everyone in the world says that paper-making is an ancestral craft, a secret passed down from masters, and they pay attention to apprenticeships and rules. He is the only one who is different. Some say that he is blessed by God, and some say that he carries the memory of his previous life. In fact, only he knows it in his heart: he has read thousands of books and traveled thousands of miles. Where did he get the fate and secret skills of his previous life? Connect yin and yang to determine the universe! ! He uses the most hard-core modern knowledge to do the most mysterious yin and yang work. It is a bit outrageous, but it also seems to be extremely reasonable...