C201 Bai Ling's Power

"Divine Doctor Zhang, don't forget about the medicinal wine!" Gu Chengbin reminded Zhang Xiaofann once again. He suddenly remembered something and felt that Gu Chengbin might be able to help.

"I will naturally not forget about the matter of the medicinal wine, but aside from that, I have a small matter that needs Old Gu's help. I wonder if Old Gu is willing?"

"What is it