The white-shirted man laughed out loud. "This kid is talking funny." The shirt man laughed twice and said, "So tell me, what do you mean its authenticity is not obvious?" The girl slightly side-eyed, suspiciously looked at Chen Bu with a bit of contempt still hidden in her eyes, seemed to think that this guy was deliberately showing off his wit. And the stall owner seemed to have no intention to give Chen Bu a chance to speak, began to wave his hand to expel him. "Go go go, play aside, don't make trouble here, pretty boy, pretty girl, what do you want to buy? Tell me!" Chen Bu, of course, did not immediately leave, but also back a few steps. The girl took out a piece of white paper from her pocket, with handwriting all over it. "Heavenly Star Grass, Purple Bamboo Flower, Chalcedony