C232 Who's the Real Doctor

Only at this moment did Yang Yongguang willingly admit that his medical skills were indeed inferior to Su Beichen's.

He bent down and respectfully called Su Beichen, "Master."

Su Beichen quickly helped him up and replied, "Doctor Yang, you are older than me. You don't need to be so polite."

Yang Yongguang insisted, "No, you can't not have etiquette. I really want to bow to you and me