C379 The rhythm of a hornet's nest

"Give me a price. I'll buy this potion. How about it?" Zhou Zheng looked at Jiang Yunfan and asked. He only said that it would be difficult, he did not say that he could not do it. In that case, the laboratory would be able to research this super warrior potion even more closely!

"Sorry, I won't buy this medicine, and I definitely won't sell it to you