C667 The Mysterious Recipe in the Theory of Wound and Drug Discharge

Niah Xianglan heaved a sigh of relief and said, "Zhang Tian, I will be relieved if you do this."

Zhang Tian smiled and said, "Ni Ya, my job was given to me by you. No matter what, I won't do that sort of thing."

Niah Xianglan smiled, then stood up and said, "Zhang Tian, follow me, I want to show you something."

Zhang Tian said in astonishment