C960 Five Tiger Group Sheep Formation

"Hm? You want to learn alchemy?"

Zi Xingtian looked at Tang Yu in shock and said, "Alchemy is not a simple work. Although it is similar to medical skills, it also requires a lot of medical knowledge. However, refining pills requires refining. There was a huge difference from medical skills. Although only those who possessed the natural strength of the fire attribute could refine pills