C722 The Progress Was Smooth

Chu Yang said anxiously, "Shopkeeper, can you sell me some of these herbs first? I will go and experiment with them. If there really is such a high production rate, I am willing to buy a large amount of them."

Quan Zhi Shu replied, "No, I have already decided to close the shop. I don't want to cause trouble for myself. See if there are any other shops that sell them