C437 Showing off His Skills

"You... How did you know so much?" Chu Lingxiao could not believe it at all.

Even the Great Elder raised his eyebrows and looked at Jiang Fann. He asked in a low voice, "You knew him before?"

Jiang Fann smiled and said, "If you don't have any ability, how would you dare to come out to see a doctor? But to them, I can't treat them, but I can. Because you are here, I'll give you a discount