C26 Demon Skills and Medical Skills

Tong Yuanyuan answered calmly, and even gave simple examples to testify. The answer was flawless. Elder Wang did not believe it and asked a few more questions, but Tong Yuanyuan still answered them one by one.

"I asked you to ask so many questions. How about I ask you one question?"

"Go ahead!"

Tong Yuanyuan randomly picked a confusing pharmacological question and asked Elder Wang