C663 Medicinal Herbs

663. Introduction to medicinal herbs.

"Should I call you Tang Yu or Master Tang?" Xia Yuanzhen picked up his wine glass and said to Tang Yu.

Tang Yu heard him and said lightly, "Don't be rash. The old man should call me Tang Yu, even though my cultivation is still alright. But my age is about the same as Huifang and the others. You are also a senior of my grandfather's generation