When Danxuan came out of the old man, he went straight to the library. In Danqing, Danxuan found that Danxuan knew every herb he planted, but when he looked at the label of the herb, his name was quite different from that of his predecessors.

This made Danxuan realize that it was necessary for him to go to the library to mend the knowledge of medicinal materials. If you let former friends of Danxuan know that Danxuan still needs knowledge of herbal remedies, I'm afraid their jaws will fall off.

The pharmacist's library is a huge and magnificent wooden attic, which is divided into five layers. The first level has...