C77 Feng shui

He was confident that his medical skill surpassed Ye Hao, but he could not see where the root of Old Man Yang's illness was, and could only treat his illness. How could Ye Hao see that?

Furthermore, he didn't believe that Ye Hao would be able to find the root of the illness from the cases he had read about. Even if Ye Hao knew of a better treatment method